Acta Prataculturae Sinica ›› 2023, Vol. 32 ›› Issue (3): 13-29.DOI: 10.11686/cyxb2022136
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Mao-jian WANG(), Wei SHI, Sheng-hua CHANG, Cheng ZHANG, Qian-min JIA(), Fu-jiang HOU
Received:
2022-03-26
Revised:
2022-05-05
Online:
2023-03-20
Published:
2022-12-30
Contact:
Qian-min JIA
Mao-jian WANG, Wei SHI, Sheng-hua CHANG, Cheng ZHANG, Qian-min JIA, Fu-jiang HOU. Effects of irrigation modes on forage yield, quality and water use of corn-legume intercropping systems in the Hexi irrigation area[J]. Acta Prataculturae Sinica, 2023, 32(3): 13-29.
种植模式 Planting modes | 全年灌溉量 Annual irrigation volume (m3·hm-2) | 灌溉时期 Irrigation stage |
---|---|---|
玉米单作Corn monocropping (C), 玉米-秣食豆间作Corn-forage soybean intercropping (CM), 玉米-拉巴豆间作Corn-laba bean intercropping (CL) | 1500 (T1) | 6叶期6-leaf stage |
3000 (T2) | 6叶期+12叶期6-leaf stage+12-leaf stage | |
3000 (T3) | 6叶期+散粉期6-leaf stage+pollen-shedding stage | |
4500 (T4) | 6叶期+12叶期+散粉期6-leaf stage+12-leaf stage+pollen-shedding stage | |
4500 (T5) | 6叶期+散粉期+灌浆期6-leaf stage+pollen-shedding stage+blister stage | |
6000 (T6) | 6叶期+12叶期+散粉期+灌浆期6-leaf stage+12-leaf stage+pollen-shedding stage+blister stage |
Table 1 Experimental design
种植模式 Planting modes | 全年灌溉量 Annual irrigation volume (m3·hm-2) | 灌溉时期 Irrigation stage |
---|---|---|
玉米单作Corn monocropping (C), 玉米-秣食豆间作Corn-forage soybean intercropping (CM), 玉米-拉巴豆间作Corn-laba bean intercropping (CL) | 1500 (T1) | 6叶期6-leaf stage |
3000 (T2) | 6叶期+12叶期6-leaf stage+12-leaf stage | |
3000 (T3) | 6叶期+散粉期6-leaf stage+pollen-shedding stage | |
4500 (T4) | 6叶期+12叶期+散粉期6-leaf stage+12-leaf stage+pollen-shedding stage | |
4500 (T5) | 6叶期+散粉期+灌浆期6-leaf stage+pollen-shedding stage+blister stage | |
6000 (T6) | 6叶期+12叶期+散粉期+灌浆期6-leaf stage+12-leaf stage+pollen-shedding stage+blister stage |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 8.46a | 2.67b | 4.05cdef | 21.86a | 32.35a | 206.67a |
T2 | 8.47a | 3.29a | 3.91def | 21.47a | 32.06a | 209.43a | |
T3 | 8.69a | 3.30a | 4.65abcd | 21.93a | 32.31a | 206.78a | |
T4 | 8.95a | 3.41a | 4.20abcdef | 21.19a | 31.82a | 211.61a | |
T5 | 9.14a | 3.43a | 4.00def | 20.69a | 29.14a | 232.36a | |
T6 | 9.11a | 3.50a | 3.66f | 19.86a | 29.90a | 228.45a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 8.55a | 2.80b | 4.35abcde | 20.32a | 30.13a | 225.64a |
T2 | 8.77a | 3.22ab | 4.58abcd | 21.46a | 31.30a | 214.57a | |
T3 | 8.88a | 3.52a | 4.81a | 21.22a | 30.81a | 218.53a | |
T4 | 9.05a | 3.58a | 4.11abcdef | 20.33a | 29.63a | 229.37a | |
T5 | 9.02a | 3.73a | 3.83def | 19.42a | 29.17a | 235.30a | |
T6 | 9.00a | 3.83a | 3.72ef | 19.81a | 29.10a | 234.89a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 8.58a | 2.79b | 4.32abcde | 21.73a | 32.05a | 208.90a |
T2 | 8.64a | 3.23ab | 4.72abc | 21.98a | 29.87a | 223.56a | |
T3 | 8.90a | 3.49a | 4.76ab | 21.70a | 29.99a | 223.32a | |
T4 | 8.70a | 3.40a | 4.35abcde | 20.38a | 30.21a | 224.89a | |
T5 | 9.12a | 3.45a | 3.98cdef | 20.58a | 29.23a | 231.89a | |
T6 | 9.05a | 3.42a | 4.02cdef | 19.96a | 28.96a | 235.61a | |
平均值 Average | T1 | 8.53A | 2.75C | 4.24BC | 20.97A | 31.48A | 213.74A |
T2 | 8.63A | 3.25B | 4.40B | 21.64A | 31.07A | 215.86A | |
T3 | 8.83A | 3.44AB | 4.74A | 21.62A | 31.04A | 216.21A | |
T4 | 8.90A | 3.46AB | 4.22BC | 20.63A | 30.55A | 221.96A | |
T5 | 9.09A | 3.54A | 3.94CD | 20.23A | 29.18A | 233.19A | |
T6 | 9.05A | 3.58A | 3.80D | 19.87A | 29.32A | 232.98A | |
C | 8.80A | 3.27A | 4.08B | 21.00A | 31.25A | 215.88A | |
CM | 8.88A | 3.45A | 4.23A | 20.42A | 30.02A | 226.38A | |
CL | 8.83A | 3.30A | 4.36A | 21.05A | 30.05A | 224.70A | |
显著性 Significance | I | ns | ** | ** | ns | ns | ns |
P | ns | ns | ** | ns | ns | ns | |
I×P | ns | ns | ns | ns | ns | ns |
Table 2 Nutritional composition of corn under different treatments in 2019
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 8.46a | 2.67b | 4.05cdef | 21.86a | 32.35a | 206.67a |
T2 | 8.47a | 3.29a | 3.91def | 21.47a | 32.06a | 209.43a | |
T3 | 8.69a | 3.30a | 4.65abcd | 21.93a | 32.31a | 206.78a | |
T4 | 8.95a | 3.41a | 4.20abcdef | 21.19a | 31.82a | 211.61a | |
T5 | 9.14a | 3.43a | 4.00def | 20.69a | 29.14a | 232.36a | |
T6 | 9.11a | 3.50a | 3.66f | 19.86a | 29.90a | 228.45a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 8.55a | 2.80b | 4.35abcde | 20.32a | 30.13a | 225.64a |
T2 | 8.77a | 3.22ab | 4.58abcd | 21.46a | 31.30a | 214.57a | |
T3 | 8.88a | 3.52a | 4.81a | 21.22a | 30.81a | 218.53a | |
T4 | 9.05a | 3.58a | 4.11abcdef | 20.33a | 29.63a | 229.37a | |
T5 | 9.02a | 3.73a | 3.83def | 19.42a | 29.17a | 235.30a | |
T6 | 9.00a | 3.83a | 3.72ef | 19.81a | 29.10a | 234.89a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 8.58a | 2.79b | 4.32abcde | 21.73a | 32.05a | 208.90a |
T2 | 8.64a | 3.23ab | 4.72abc | 21.98a | 29.87a | 223.56a | |
T3 | 8.90a | 3.49a | 4.76ab | 21.70a | 29.99a | 223.32a | |
T4 | 8.70a | 3.40a | 4.35abcde | 20.38a | 30.21a | 224.89a | |
T5 | 9.12a | 3.45a | 3.98cdef | 20.58a | 29.23a | 231.89a | |
T6 | 9.05a | 3.42a | 4.02cdef | 19.96a | 28.96a | 235.61a | |
平均值 Average | T1 | 8.53A | 2.75C | 4.24BC | 20.97A | 31.48A | 213.74A |
T2 | 8.63A | 3.25B | 4.40B | 21.64A | 31.07A | 215.86A | |
T3 | 8.83A | 3.44AB | 4.74A | 21.62A | 31.04A | 216.21A | |
T4 | 8.90A | 3.46AB | 4.22BC | 20.63A | 30.55A | 221.96A | |
T5 | 9.09A | 3.54A | 3.94CD | 20.23A | 29.18A | 233.19A | |
T6 | 9.05A | 3.58A | 3.80D | 19.87A | 29.32A | 232.98A | |
C | 8.80A | 3.27A | 4.08B | 21.00A | 31.25A | 215.88A | |
CM | 8.88A | 3.45A | 4.23A | 20.42A | 30.02A | 226.38A | |
CL | 8.83A | 3.30A | 4.36A | 21.05A | 30.05A | 224.70A | |
显著性 Significance | I | ns | ** | ** | ns | ns | ns |
P | ns | ns | ** | ns | ns | ns | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 9.28a | 2.65b | 4.58ab | 21.96a | 32.70a | 204.23a |
T2 | 9.59a | 3.07ab | 4.27abcd | 21.38a | 32.30a | 208.05a | |
T3 | 9.72a | 3.21ab | 4.38abcd | 21.85a | 32.53a | 205.52a | |
T4 | 9.90a | 3.33a | 4.20abcd | 21.07a | 31.86a | 211.65a | |
T5 | 10.09a | 3.27a | 3.92bcd | 20.58a | 29.36a | 230.84a | |
T6 | 9.84a | 3.29a | 3.75d | 19.76a | 29.13a | 234.76a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.17a | 2.71b | 4.55abc | 21.72a | 31.93a | 209.71a |
T2 | 9.46a | 3.06ab | 4.68a | 21.88a | 31.62a | 211.38a | |
T3 | 9.74a | 3.34a | 4.72a | 21.65a | 31.42a | 213.27a | |
T4 | 9.52a | 3.40a | 4.21abcd | 20.73a | 30.23a | 223.90a | |
T5 | 10.17a | 3.64a | 3.82cd | 19.81a | 29.65a | 230.52a | |
T6 | 9.90a | 3.61a | 3.81cd | 20.20a | 29.68a | 229.31a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 9.27a | 2.65b | 4.63ab | 22.16a | 32.29a | 206.37a |
T2 | 9.27a | 3.16ab | 4.83a | 22.42a | 31.00a | 214.34a | |
T3 | 9.51a | 3.28a | 4.74a | 22.13a | 30.59a | 217.91a | |
T4 | 9.79a | 3.36a | 4.45abcd | 20.79a | 30.81a | 219.52a | |
T5 | 10.21a | 3.55a | 4.08bcd | 20.37a | 29.62a | 229.39a | |
T6 | 10.01a | 3.58a | 4.12bcd | 20.36a | 29.54a | 230.01a | |
平均值 Average | T1 | 9.24B | 2.67C | 4.59A | 21.95A | 32.31A | 206.77A |
T2 | 9.44AB | 3.10B | 4.59A | 21.89A | 31.64AB | 211.25A | |
T3 | 9.66AB | 3.28AB | 4.61A | 21.88A | 31.51AB | 212.23A | |
T4 | 9.74AB | 3.36A | 4.29A | 20.86AB | 30.97AB | 218.35A | |
T5 | 10.16A | 3.49A | 3.94B | 20.25AB | 29.54B | 230.25A | |
T6 | 9.92AB | 3.49A | 3.89B | 20.11B | 29.45B | 231.36A | |
C | 9.74A | 3.14A | 4.18B | 21.10A | 31.31A | 215.84A | |
CM | 9.66A | 3.29A | 4.30AB | 21.00A | 30.75A | 219.68A | |
CL | 9.68A | 3.26A | 4.47A | 21.37A | 30.64A | 219.59A | |
显著性 Significance | I | * | ** | ** | ** | * | ns |
P | ns | ns | ** | ns | ns | ns | |
I×P | ns | ns | ns | ns | ns | ns |
Table 3 Nutritional composition of corn under different treatments in 2020
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 9.28a | 2.65b | 4.58ab | 21.96a | 32.70a | 204.23a |
T2 | 9.59a | 3.07ab | 4.27abcd | 21.38a | 32.30a | 208.05a | |
T3 | 9.72a | 3.21ab | 4.38abcd | 21.85a | 32.53a | 205.52a | |
T4 | 9.90a | 3.33a | 4.20abcd | 21.07a | 31.86a | 211.65a | |
T5 | 10.09a | 3.27a | 3.92bcd | 20.58a | 29.36a | 230.84a | |
T6 | 9.84a | 3.29a | 3.75d | 19.76a | 29.13a | 234.76a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.17a | 2.71b | 4.55abc | 21.72a | 31.93a | 209.71a |
T2 | 9.46a | 3.06ab | 4.68a | 21.88a | 31.62a | 211.38a | |
T3 | 9.74a | 3.34a | 4.72a | 21.65a | 31.42a | 213.27a | |
T4 | 9.52a | 3.40a | 4.21abcd | 20.73a | 30.23a | 223.90a | |
T5 | 10.17a | 3.64a | 3.82cd | 19.81a | 29.65a | 230.52a | |
T6 | 9.90a | 3.61a | 3.81cd | 20.20a | 29.68a | 229.31a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 9.27a | 2.65b | 4.63ab | 22.16a | 32.29a | 206.37a |
T2 | 9.27a | 3.16ab | 4.83a | 22.42a | 31.00a | 214.34a | |
T3 | 9.51a | 3.28a | 4.74a | 22.13a | 30.59a | 217.91a | |
T4 | 9.79a | 3.36a | 4.45abcd | 20.79a | 30.81a | 219.52a | |
T5 | 10.21a | 3.55a | 4.08bcd | 20.37a | 29.62a | 229.39a | |
T6 | 10.01a | 3.58a | 4.12bcd | 20.36a | 29.54a | 230.01a | |
平均值 Average | T1 | 9.24B | 2.67C | 4.59A | 21.95A | 32.31A | 206.77A |
T2 | 9.44AB | 3.10B | 4.59A | 21.89A | 31.64AB | 211.25A | |
T3 | 9.66AB | 3.28AB | 4.61A | 21.88A | 31.51AB | 212.23A | |
T4 | 9.74AB | 3.36A | 4.29A | 20.86AB | 30.97AB | 218.35A | |
T5 | 10.16A | 3.49A | 3.94B | 20.25AB | 29.54B | 230.25A | |
T6 | 9.92AB | 3.49A | 3.89B | 20.11B | 29.45B | 231.36A | |
C | 9.74A | 3.14A | 4.18B | 21.10A | 31.31A | 215.84A | |
CM | 9.66A | 3.29A | 4.30AB | 21.00A | 30.75A | 219.68A | |
CL | 9.68A | 3.26A | 4.47A | 21.37A | 30.64A | 219.59A | |
显著性 Significance | I | * | ** | ** | ** | * | ns |
P | ns | ns | ** | ns | ns | ns | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 18.12a | 3.58b | 11.10a | 4.65a | 16.05a | 494.26c |
T2 | 17.83a | 3.84b | 11.74a | 3.97b | 15.65a | 510.04c | |
T3 | 17.60a | 3.94b | 10.10a | 3.80b | 15.00ab | 532.96bc | |
T4 | 18.52a | 4.72a | 10.13a | 3.69b | 14.57abc | 549.23bc | |
T5 | 18.62a | 5.08a | 10.41a | 3.73b | 13.05bcd | 612.99abc | |
T6 | 17.40a | 5.00a | 10.24a | 2.99c | 12.89bcd | 624.75abc | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 18.75a | 3.69b | 11.84a | 2.61cd | 13.35bcd | 605.29abc |
T2 | 18.69a | 3.75b | 11.47a | 2.90c | 12.57cd | 641.18abc | |
T3 | 18.89a | 3.83b | 11.18a | 3.00c | 12.61cd | 638.57abc | |
T4 | 19.90a | 3.75b | 10.45a | 2.82c | 12.00d | 672.12ab | |
T5 | 19.85a | 3.81b | 10.14a | 2.18d | 11.28d | 719.13a | |
T6 | 19.05a | 4.02b | 10.29a | 2.51cd | 11.12d | 727.33a | |
平均值 Average | T1 | 18.44A | 3.64C | 11.47A | 3.63A | 14.70A | 549.77C |
T2 | 18.26A | 3.80C | 11.61A | 3.44AB | 14.11AB | 575.61BC | |
T3 | 18.24A | 3.89BC | 10.64AB | 3.40AB | 13.81AB | 585.77ABC | |
T4 | 19.21A | 4.24AB | 10.29B | 3.26BC | 13.29BC | 610.68ABC | |
T5 | 19.24A | 4.45A | 10.28B | 2.96CD | 12.17C | 666.06AB | |
T6 | 18.23A | 4.51A | 10.27B | 2.75D | 12.01C | 676.04A | |
CM | 18.01 | 4.36# | 10.62 | 3.81# | 14.54# | 554.04 | |
CL | 19.19# | 3.81 | 10.90 | 2.67 | 12.16 | 667.27# | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ** | ** | ns | ** | ** | ** | |
I×P | ns | ** | ns | ** | ns | ns |
Table 4 Nutritional composition of legumes under different treatments in 2019
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 18.12a | 3.58b | 11.10a | 4.65a | 16.05a | 494.26c |
T2 | 17.83a | 3.84b | 11.74a | 3.97b | 15.65a | 510.04c | |
T3 | 17.60a | 3.94b | 10.10a | 3.80b | 15.00ab | 532.96bc | |
T4 | 18.52a | 4.72a | 10.13a | 3.69b | 14.57abc | 549.23bc | |
T5 | 18.62a | 5.08a | 10.41a | 3.73b | 13.05bcd | 612.99abc | |
T6 | 17.40a | 5.00a | 10.24a | 2.99c | 12.89bcd | 624.75abc | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 18.75a | 3.69b | 11.84a | 2.61cd | 13.35bcd | 605.29abc |
T2 | 18.69a | 3.75b | 11.47a | 2.90c | 12.57cd | 641.18abc | |
T3 | 18.89a | 3.83b | 11.18a | 3.00c | 12.61cd | 638.57abc | |
T4 | 19.90a | 3.75b | 10.45a | 2.82c | 12.00d | 672.12ab | |
T5 | 19.85a | 3.81b | 10.14a | 2.18d | 11.28d | 719.13a | |
T6 | 19.05a | 4.02b | 10.29a | 2.51cd | 11.12d | 727.33a | |
平均值 Average | T1 | 18.44A | 3.64C | 11.47A | 3.63A | 14.70A | 549.77C |
T2 | 18.26A | 3.80C | 11.61A | 3.44AB | 14.11AB | 575.61BC | |
T3 | 18.24A | 3.89BC | 10.64AB | 3.40AB | 13.81AB | 585.77ABC | |
T4 | 19.21A | 4.24AB | 10.29B | 3.26BC | 13.29BC | 610.68ABC | |
T5 | 19.24A | 4.45A | 10.28B | 2.96CD | 12.17C | 666.06AB | |
T6 | 18.23A | 4.51A | 10.27B | 2.75D | 12.01C | 676.04A | |
CM | 18.01 | 4.36# | 10.62 | 3.81# | 14.54# | 554.04 | |
CL | 19.19# | 3.81 | 10.90 | 2.67 | 12.16 | 667.27# | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ** | ** | ns | ** | ** | ** | |
I×P | ns | ** | ns | ** | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 19.56b | 3.51d | 12.16ab | 4.54a | 16.37a | 485.04c |
T2 | 20.51ab | 3.86bcd | 11.42ab | 4.05ab | 15.46ab | 515.83bc | |
T3 | 20.31ab | 3.61d | 11.34ab | 3.88b | 15.50ab | 515.41bc | |
T4 | 21.26ab | 4.63ab | 10.70ab | 3.76bc | 14.86abcd | 538.11bc | |
T5 | 21.34ab | 4.94a | 10.36b | 3.30cde | 13.31bcd | 603.28abc | |
T6 | 21.01ab | 4.98a | 10.48ab | 3.50bcd | 13.15cd | 609.70abc | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 21.17ab | 3.46d | 12.32a | 3.08def | 13.62bcd | 590.91abc |
T2 | 21.90ab | 3.81cd | 11.74ab | 2.96def | 12.82cd | 628.28abc | |
T3 | 22.13ab | 4.04bcd | 11.54ab | 3.06def | 12.56cd | 640.65abc | |
T4 | 23.32a | 4.22abcd | 10.95ab | 2.88ef | 12.24d | 658.60ab | |
T5 | 22.82ab | 4.39abc | 10.28b | 2.22g | 11.41d | 710.93a | |
T6 | 22.93ab | 4.52abc | 10.31b | 2.56fg | 11.34d | 712.75a | |
平均值 Average | T1 | 20.36A | 3.49B | 12.24A | 3.81A | 14.99A | 537.97B |
T2 | 21.21A | 3.84B | 11.58AB | 3.50AB | 14.14AB | 572.06AB | |
T3 | 21.22A | 3.83B | 11.44ABC | 3.47AB | 14.03AB | 578.03AB | |
T4 | 22.29A | 4.42A | 10.83BCD | 3.32BC | 13.55BC | 598.36AB | |
T5 | 22.08A | 4.67A | 10.32D | 2.76D | 12.36C | 657.11A | |
T6 | 21.97A | 4.75A | 10.39CD | 3.03CD | 12.25C | 661.23A | |
CM | 20.66 | 4.25 | 11.08 | 3.84# | 14.78# | 544.56 | |
CL | 22.38# | 4.07 | 11.19 | 2.79 | 12.33 | 657.02# | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ** | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
Table 5 Nutritional composition of legumes under different treatments in 2020
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 19.56b | 3.51d | 12.16ab | 4.54a | 16.37a | 485.04c |
T2 | 20.51ab | 3.86bcd | 11.42ab | 4.05ab | 15.46ab | 515.83bc | |
T3 | 20.31ab | 3.61d | 11.34ab | 3.88b | 15.50ab | 515.41bc | |
T4 | 21.26ab | 4.63ab | 10.70ab | 3.76bc | 14.86abcd | 538.11bc | |
T5 | 21.34ab | 4.94a | 10.36b | 3.30cde | 13.31bcd | 603.28abc | |
T6 | 21.01ab | 4.98a | 10.48ab | 3.50bcd | 13.15cd | 609.70abc | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 21.17ab | 3.46d | 12.32a | 3.08def | 13.62bcd | 590.91abc |
T2 | 21.90ab | 3.81cd | 11.74ab | 2.96def | 12.82cd | 628.28abc | |
T3 | 22.13ab | 4.04bcd | 11.54ab | 3.06def | 12.56cd | 640.65abc | |
T4 | 23.32a | 4.22abcd | 10.95ab | 2.88ef | 12.24d | 658.60ab | |
T5 | 22.82ab | 4.39abc | 10.28b | 2.22g | 11.41d | 710.93a | |
T6 | 22.93ab | 4.52abc | 10.31b | 2.56fg | 11.34d | 712.75a | |
平均值 Average | T1 | 20.36A | 3.49B | 12.24A | 3.81A | 14.99A | 537.97B |
T2 | 21.21A | 3.84B | 11.58AB | 3.50AB | 14.14AB | 572.06AB | |
T3 | 21.22A | 3.83B | 11.44ABC | 3.47AB | 14.03AB | 578.03AB | |
T4 | 22.29A | 4.42A | 10.83BCD | 3.32BC | 13.55BC | 598.36AB | |
T5 | 22.08A | 4.67A | 10.32D | 2.76D | 12.36C | 657.11A | |
T6 | 21.97A | 4.75A | 10.39CD | 3.03CD | 12.25C | 661.23A | |
CM | 20.66 | 4.25 | 11.08 | 3.84# | 14.78# | 544.56 | |
CL | 22.38# | 4.07 | 11.19 | 2.79 | 12.33 | 657.02# | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ** | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 8.46b | 2.67e | 4.05fgh | 21.86a | 32.35a | 206.67a |
T2 | 8.47b | 3.29bcd | 3.91gh | 21.47a | 32.06a | 209.44a | |
T3 | 8.69ab | 3.30bcd | 4.65abcdef | 21.93a | 32.31a | 206.78a | |
T4 | 8.95ab | 3.41abcd | 4.20efgh | 21.19a | 31.82a | 211.61a | |
T5 | 9.14ab | 3.43abcd | 4.00fgh | 20.69a | 29.14a | 232.36a | |
T6 | 9.11ab | 3.50ab | 3.66h | 19.86a | 29.90a | 228.45a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.25ab | 2.86de | 4.84abcde | 19.18a | 29.10a | 236.43a |
T2 | 9.42ab | 3.27bcd | 5.09abc | 20.20a | 30.17a | 225.56a | |
T3 | 9.56ab | 3.55ab | 5.22ab | 19.87a | 29.58a | 230.93a | |
T4 | 9.79ab | 3.67ab | 4.58bcdefg | 19.03a | 28.46a | 242.15a | |
T5 | 9.81ab | 3.84ab | 4.37cdefg | 18.13a | 27.84a | 249.84a | |
T6 | 9.67ab | 3.93a | 4.24defgh | 18.46a | 27.80a | 249.34a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 9.58ab | 2.88cde | 5.05abc | 19.85a | 30.22a | 226.07a |
T2 | 9.61ab | 3.28bcd | 5.36ab | 20.15a | 28.20a | 241.47a | |
T3 | 9.92ab | 3.53ab | 5.41a | 19.80a | 28.23a | 242.13a | |
T4 | 9.85ab | 3.42abcd | 4.97abcd | 18.58a | 28.34a | 244.31a | |
T5 | 10.27a | 3.48abc | 4.64abcdef | 18.60a | 27.31a | 253.49a | |
T6 | 10.11ab | 3.47abc | 4.68abcdef | 18.11a | 27.07a | 257.03a | |
平均值Average | T1 | 9.10A | 2.80C | 4.62BC | 20.30A | 30.56A | 223.05A |
T2 | 9.17A | 3.28B | 4.76AB | 20.61A | 30.14A | 225.49A | |
T3 | 9.39A | 3.46AB | 5.07A | 20.53A | 30.04A | 226.61A | |
T4 | 9.53A | 3.50AB | 4.55BC | 19.60A | 29.54A | 232.69A | |
T5 | 9.74A | 3.59A | 4.31CD | 19.14A | 28.10A | 245.23A | |
T6 | 9.63A | 3.64A | 4.16D | 18.81A | 28.26A | 244.94A | |
C | 8.80B | 3.26B | 3.99C | 21.16A | 31.26A | 215.88B | |
CM | 9.58A | 3.52A | 4.72B | 19.14B | 28.83B | 239.04A | |
CL | 9.89A | 3.34B | 5.02A | 19.18B | 28.23B | 244.08A | |
显著性 Significance | I | ns | ** | ** | * | ns | ns |
P | ** | ** | ** | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
Table 6 Total nutritional composition under different treatments in 2019
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 8.46b | 2.67e | 4.05fgh | 21.86a | 32.35a | 206.67a |
T2 | 8.47b | 3.29bcd | 3.91gh | 21.47a | 32.06a | 209.44a | |
T3 | 8.69ab | 3.30bcd | 4.65abcdef | 21.93a | 32.31a | 206.78a | |
T4 | 8.95ab | 3.41abcd | 4.20efgh | 21.19a | 31.82a | 211.61a | |
T5 | 9.14ab | 3.43abcd | 4.00fgh | 20.69a | 29.14a | 232.36a | |
T6 | 9.11ab | 3.50ab | 3.66h | 19.86a | 29.90a | 228.45a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.25ab | 2.86de | 4.84abcde | 19.18a | 29.10a | 236.43a |
T2 | 9.42ab | 3.27bcd | 5.09abc | 20.20a | 30.17a | 225.56a | |
T3 | 9.56ab | 3.55ab | 5.22ab | 19.87a | 29.58a | 230.93a | |
T4 | 9.79ab | 3.67ab | 4.58bcdefg | 19.03a | 28.46a | 242.15a | |
T5 | 9.81ab | 3.84ab | 4.37cdefg | 18.13a | 27.84a | 249.84a | |
T6 | 9.67ab | 3.93a | 4.24defgh | 18.46a | 27.80a | 249.34a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 9.58ab | 2.88cde | 5.05abc | 19.85a | 30.22a | 226.07a |
T2 | 9.61ab | 3.28bcd | 5.36ab | 20.15a | 28.20a | 241.47a | |
T3 | 9.92ab | 3.53ab | 5.41a | 19.80a | 28.23a | 242.13a | |
T4 | 9.85ab | 3.42abcd | 4.97abcd | 18.58a | 28.34a | 244.31a | |
T5 | 10.27a | 3.48abc | 4.64abcdef | 18.60a | 27.31a | 253.49a | |
T6 | 10.11ab | 3.47abc | 4.68abcdef | 18.11a | 27.07a | 257.03a | |
平均值Average | T1 | 9.10A | 2.80C | 4.62BC | 20.30A | 30.56A | 223.05A |
T2 | 9.17A | 3.28B | 4.76AB | 20.61A | 30.14A | 225.49A | |
T3 | 9.39A | 3.46AB | 5.07A | 20.53A | 30.04A | 226.61A | |
T4 | 9.53A | 3.50AB | 4.55BC | 19.60A | 29.54A | 232.69A | |
T5 | 9.74A | 3.59A | 4.31CD | 19.14A | 28.10A | 245.23A | |
T6 | 9.63A | 3.64A | 4.16D | 18.81A | 28.26A | 244.94A | |
C | 8.80B | 3.26B | 3.99C | 21.16A | 31.26A | 215.88B | |
CM | 9.58A | 3.52A | 4.72B | 19.14B | 28.83B | 239.04A | |
CL | 9.89A | 3.34B | 5.02A | 19.18B | 28.23B | 244.08A | |
显著性 Significance | I | ns | ** | ** | * | ns | ns |
P | ** | ** | ** | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 9.28c | 2.65e | 4.58bcdefg | 21.96a | 32.70a | 204.23a |
T2 | 9.59bc | 3.07bcde | 4.27fgh | 21.38a | 32.30a | 208.05a | |
T3 | 9.72abc | 3.21abcde | 4.38cdefgh | 21.85a | 32.53a | 205.52a | |
T4 | 9.90abc | 3.33abcd | 4.20fgh | 21.07a | 31.86a | 211.65a | |
T5 | 10.09abc | 3.27abcd | 3.92gh | 20.58a | 29.36a | 230.84a | |
T6 | 9.84abc | 3.29abcd | 3.75h | 19.76a | 29.13a | 234.76a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.91abc | 2.77cde | 5.09abcde | 20.50a | 30.82a | 220.12a |
T2 | 10.24abc | 3.12abcde | 5.16abc | 20.62a | 30.47a | 222.37a | |
T3 | 10.58abc | 3.37abc | 5.24ab | 20.24a | 30.16a | 225.52a | |
T4 | 10.39abc | 3.49ab | 4.69abcdefg | 19.48a | 29.09a | 235.78a | |
T5 | 11.02abc | 3.74a | 4.32efgh | 18.55a | 28.40a | 243.83a | |
T6 | 10.78abc | 3.72a | 4.33defgh | 18.89a | 28.38a | 243.14a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 10.44abc | 2.73de | 5.39a | 20.29a | 30.45a | 223.28a |
T2 | 10.48abc | 3.23abcde | 5.49a | 20.55a | 29.26a | 231.77a | |
T3 | 10.81abc | 3.36abc | 5.44a | 20.17a | 28.73a | 236.93a | |
T4 | 11.18abc | 3.44ab | 5.12abcd | 18.95a | 28.90a | 238.63a | |
T5 | 11.56a | 3.64ab | 4.74abcdef | 18.43a | 27.67a | 250.58a | |
T6 | 11.37ab | 3.68ab | 4.77abcdef | 18.48a | 27.62a | 250.93a | |
平均值Average | T1 | 9.88B | 2.72C | 5.02A | 20.92A | 31.32A | 215.88A |
T2 | 10.11AB | 3.14B | 4.97A | 20.85A | 30.68AB | 220.73A | |
T3 | 10.37AB | 3.31AB | 5.02A | 20.75AB | 30.48AB | 222.65A | |
T4 | 10.49AB | 3.42A | 4.67A | 19.83AB | 29.95AB | 228.69A | |
T5 | 10.89A | 3.55A | 4.32B | 19.18AB | 28.48B | 241.75A | |
T6 | 10.66AB | 3.56A | 4.28B | 19.04B | 28.38B | 242.94A | |
C | 9.74C | 3.14B | 4.18C | 21.10A | 31.31A | 215.84B | |
CM | 10.49B | 3.37A | 4.81B | 19.71B | 29.56B | 231.79A | |
CL | 10.97A | 3.35A | 5.16A | 19.48B | 28.77B | 238.69A | |
显著性 Significance | I | * | ** | ** | ** | ** | ns |
P | ** | ** | ** | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
Table 7 Total nutritional composition under different treatments in 2020
种植模式 Planting modes | 灌溉方式 Irrigation modes | 粗蛋白 Crude protein (%) | 粗脂肪 Ether extract (%) | 粗灰分 Crude ash (%) | 酸性洗涤纤维 Acid detergent fiber (%) | 中性洗涤纤维 Neutral detergent fiber (%) | 相对饲用价值 Relative feeding value |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 9.28c | 2.65e | 4.58bcdefg | 21.96a | 32.70a | 204.23a |
T2 | 9.59bc | 3.07bcde | 4.27fgh | 21.38a | 32.30a | 208.05a | |
T3 | 9.72abc | 3.21abcde | 4.38cdefgh | 21.85a | 32.53a | 205.52a | |
T4 | 9.90abc | 3.33abcd | 4.20fgh | 21.07a | 31.86a | 211.65a | |
T5 | 10.09abc | 3.27abcd | 3.92gh | 20.58a | 29.36a | 230.84a | |
T6 | 9.84abc | 3.29abcd | 3.75h | 19.76a | 29.13a | 234.76a | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 9.91abc | 2.77cde | 5.09abcde | 20.50a | 30.82a | 220.12a |
T2 | 10.24abc | 3.12abcde | 5.16abc | 20.62a | 30.47a | 222.37a | |
T3 | 10.58abc | 3.37abc | 5.24ab | 20.24a | 30.16a | 225.52a | |
T4 | 10.39abc | 3.49ab | 4.69abcdefg | 19.48a | 29.09a | 235.78a | |
T5 | 11.02abc | 3.74a | 4.32efgh | 18.55a | 28.40a | 243.83a | |
T6 | 10.78abc | 3.72a | 4.33defgh | 18.89a | 28.38a | 243.14a | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 10.44abc | 2.73de | 5.39a | 20.29a | 30.45a | 223.28a |
T2 | 10.48abc | 3.23abcde | 5.49a | 20.55a | 29.26a | 231.77a | |
T3 | 10.81abc | 3.36abc | 5.44a | 20.17a | 28.73a | 236.93a | |
T4 | 11.18abc | 3.44ab | 5.12abcd | 18.95a | 28.90a | 238.63a | |
T5 | 11.56a | 3.64ab | 4.74abcdef | 18.43a | 27.67a | 250.58a | |
T6 | 11.37ab | 3.68ab | 4.77abcdef | 18.48a | 27.62a | 250.93a | |
平均值Average | T1 | 9.88B | 2.72C | 5.02A | 20.92A | 31.32A | 215.88A |
T2 | 10.11AB | 3.14B | 4.97A | 20.85A | 30.68AB | 220.73A | |
T3 | 10.37AB | 3.31AB | 5.02A | 20.75AB | 30.48AB | 222.65A | |
T4 | 10.49AB | 3.42A | 4.67A | 19.83AB | 29.95AB | 228.69A | |
T5 | 10.89A | 3.55A | 4.32B | 19.18AB | 28.48B | 241.75A | |
T6 | 10.66AB | 3.56A | 4.28B | 19.04B | 28.38B | 242.94A | |
C | 9.74C | 3.14B | 4.18C | 21.10A | 31.31A | 215.84B | |
CM | 10.49B | 3.37A | 4.81B | 19.71B | 29.56B | 231.79A | |
CL | 10.97A | 3.35A | 5.16A | 19.48B | 28.77B | 238.69A | |
显著性 Significance | I | * | ** | ** | ** | ** | ns |
P | ** | ** | ** | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 播前贮水量 Water storage before sowing (mm) | 收获期贮水量 Water storage at harvesting (mm) | 蒸散量 Evapotranspiration (mm) | 降水利用效率 Precipitation use efficiency (kg·hm-2·mm-1) | 水分利用效率 Water use efficiency (kg·hm-2·mm-1) | 灌水相对生产效率 Irrigation productive efficiency (kg·hm-2·mm-1) |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 434.56a | 290.04ef | 433.62e | 172.90f | 55.46ab | |
T2 | 422.20a | 343.29abcde | 521.00e | 202.00def | 53.93abc | 26.99bcd | |
T3 | 429.58a | 339.28abcdef | 529.40de | 206.41cdef | 54.24abc | 31.08ab | |
T4 | 439.21a | 372.12abcd | 656.19bc | 232.62abcd | 49.31abcd | 27.69bc | |
T5 | 422.99a | 376.95abcd | 635.14bcd | 245.43abc | 53.75abc | 33.63a | |
T6 | 429.86a | 389.03abc | 779.93a | 245.87abc | 43.85d | 22.56cd | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 439.96a | 284.05ef | 445.01e | 182.38ef | 57.01ab | |
T2 | 434.27a | 333.46bcdef | 539.91de | 217.84bcde | 56.12ab | 30.71ab | |
T3 | 431.71a | 323.79def | 547.03cde | 220.67bcde | 56.11ab | 31.91ab | |
T4 | 436.12a | 359.20abcd | 666.02b | 247.16abc | 51.62abcd | 27.24bcd | |
T5 | 428.81a | 375.72abcd | 642.20bcd | 260.40ab | 56.40ab | 32.42ab | |
T6 | 439.90a | 392.21ab | 786.79a | 261.47ab | 46.23cd | 22.09d | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 438.00a | 281.30f | 445.80e | 183.38ef | 57.22ab | |
T2 | 431.08a | 329.57cdef | 540.61de | 224.58bcd | 57.79a | 34.85a | |
T3 | 432.45a | 325.39cdef | 546.15cde | 226.49abcd | 57.68a | 35.35a | |
T4 | 422.19a | 366.13abcd | 645.16bcd | 257.67ab | 55.56ab | 30.53ab | |
T5 | 427.10a | 377.87abcd | 638.33bcd | 268.36a | 58.48a | 34.38a | |
T6 | 435.38a | 396.13a | 778.35a | 268.43a | 47.97bcd | 23.05cd | |
平均值 Average | T1 | 437.51A | 285.13C | 441.47D | 179.55C | 56.56A | |
T2 | 429.18A | 334.44B | 533.84C | 214.81B | 55.95A | 30.85B | |
T3 | 431.25A | 329.49B | 540.86C | 217.86B | 56.01A | 32.78AB | |
T4 | 432.51A | 365.82A | 655.79B | 245.82A | 52.16A | 28.49C | |
T5 | 426.30A | 376.85A | 638.56B | 258.06A | 56.21A | 33.48A | |
T6 | 435.05A | 392.46A | 781.69A | 258.59A | 46.02B | 22.57D | |
C | 429.73A | 351.29A | 592.55A | 217.54B | 51.76B | 28.39B | |
CM | 435.13A | 344.74A | 604.49A | 231.65A | 53.92AB | 28.88B | |
CL | 431.03A | 346.07A | 599.07A | 238.15A | 55.78A | 31.63A | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ns | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
Table 8 Water use characteristics of forage grass under different treatments in 2019
种植模式 Planting modes | 灌溉方式 Irrigation modes | 播前贮水量 Water storage before sowing (mm) | 收获期贮水量 Water storage at harvesting (mm) | 蒸散量 Evapotranspiration (mm) | 降水利用效率 Precipitation use efficiency (kg·hm-2·mm-1) | 水分利用效率 Water use efficiency (kg·hm-2·mm-1) | 灌水相对生产效率 Irrigation productive efficiency (kg·hm-2·mm-1) |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 434.56a | 290.04ef | 433.62e | 172.90f | 55.46ab | |
T2 | 422.20a | 343.29abcde | 521.00e | 202.00def | 53.93abc | 26.99bcd | |
T3 | 429.58a | 339.28abcdef | 529.40de | 206.41cdef | 54.24abc | 31.08ab | |
T4 | 439.21a | 372.12abcd | 656.19bc | 232.62abcd | 49.31abcd | 27.69bc | |
T5 | 422.99a | 376.95abcd | 635.14bcd | 245.43abc | 53.75abc | 33.63a | |
T6 | 429.86a | 389.03abc | 779.93a | 245.87abc | 43.85d | 22.56cd | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 439.96a | 284.05ef | 445.01e | 182.38ef | 57.01ab | |
T2 | 434.27a | 333.46bcdef | 539.91de | 217.84bcde | 56.12ab | 30.71ab | |
T3 | 431.71a | 323.79def | 547.03cde | 220.67bcde | 56.11ab | 31.91ab | |
T4 | 436.12a | 359.20abcd | 666.02b | 247.16abc | 51.62abcd | 27.24bcd | |
T5 | 428.81a | 375.72abcd | 642.20bcd | 260.40ab | 56.40ab | 32.42ab | |
T6 | 439.90a | 392.21ab | 786.79a | 261.47ab | 46.23cd | 22.09d | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 438.00a | 281.30f | 445.80e | 183.38ef | 57.22ab | |
T2 | 431.08a | 329.57cdef | 540.61de | 224.58bcd | 57.79a | 34.85a | |
T3 | 432.45a | 325.39cdef | 546.15cde | 226.49abcd | 57.68a | 35.35a | |
T4 | 422.19a | 366.13abcd | 645.16bcd | 257.67ab | 55.56ab | 30.53ab | |
T5 | 427.10a | 377.87abcd | 638.33bcd | 268.36a | 58.48a | 34.38a | |
T6 | 435.38a | 396.13a | 778.35a | 268.43a | 47.97bcd | 23.05cd | |
平均值 Average | T1 | 437.51A | 285.13C | 441.47D | 179.55C | 56.56A | |
T2 | 429.18A | 334.44B | 533.84C | 214.81B | 55.95A | 30.85B | |
T3 | 431.25A | 329.49B | 540.86C | 217.86B | 56.01A | 32.78AB | |
T4 | 432.51A | 365.82A | 655.79B | 245.82A | 52.16A | 28.49C | |
T5 | 426.30A | 376.85A | 638.56B | 258.06A | 56.21A | 33.48A | |
T6 | 435.05A | 392.46A | 781.69A | 258.59A | 46.02B | 22.57D | |
C | 429.73A | 351.29A | 592.55A | 217.54B | 51.76B | 28.39B | |
CM | 435.13A | 344.74A | 604.49A | 231.65A | 53.92AB | 28.88B | |
CL | 431.03A | 346.07A | 599.07A | 238.15A | 55.78A | 31.63A | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ns | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ns |
种植模式 Planting modes | 灌溉方式 Irrigation modes | 播前贮水量 Water storage before sowing (mm) | 收获期贮水量 Water storage at harvesting (mm) | 蒸散量 Evapotranspiration (mm) | 降水利用效率 Precipitation use efficiency (kg·hm-2·mm-1) | 水分利用效率 Water use efficiency (kg·hm-2·mm-1) | 灌水相对生产效率 Irrigation productive efficiency (kg·hm-2·mm-1) |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 352.08a | 254.47f | 365.01d | 170.44i | 54.82abc | |
T2 | 349.86a | 342.91abcde | 424.34d | 197.78fghi | 54.72abc | 21.40e | |
T3 | 358.15a | 328.16bcde | 447.38cd | 211.52efgh | 55.51ab | 32.15abcd | |
T4 | 345.92a | 366.94abcde | 546.38bc | 241.10bcde | 51.80abc | 27.65d | |
T5 | 345.23a | 386.24abc | 526.40bc | 253.83abcde | 56.61ab | 32.63abcd | |
T6 | 350.90a | 397.67a | 670.63a | 258.09abcd | 45.18c | 22.87e | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 358.53a | 255.71f | 370.22d | 182.58hi | 57.90ab | |
T2 | 356.40a | 321.03cde | 452.77cd | 225.74cdefg | 58.53ab | 31.38bcd | |
T3 | 358.11a | 325.36cde | 450.15cd | 223.33defgh | 58.25ab | 28.27cd | |
T4 | 352.88a | 361.03abcde | 559.26b | 267.96abc | 56.25ab | 30.73bcd | |
T5 | 350.19a | 381.88abcd | 535.70bc | 275.79ab | 60.44a | 33.33abc | |
T6 | 353.83a | 392.72ab | 678.52a | 278.52ab | 48.19bc | 22.72e | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 364.19a | 253.68f | 377.91d | 187.34ghi | 58.20ab | |
T2 | 363.64a | 318.09de | 462.96bcd | 239.16bcdef | 60.65a | 37.00a | |
T3 | 360.09a | 311.74ef | 465.75bcd | 237.43bcdef | 59.85a | 34.51ab | |
T4 | 355.99a | 364.29abcde | 559.11b | 273.52ab | 57.43ab | 29.93bcd | |
T5 | 357.19a | 380.03abcd | 544.56bc | 284.36a | 61.30a | 33.30abc | |
T6 | 361.47a | 395.68a | 683.19a | 285.77a | 49.11bc | 22.62e | |
平均值 Average | T1 | 358.27A | 254.62D | 371.05D | 180.12C | 56.97A | |
T2 | 356.63A | 327.34C | 446.69C | 220.89B | 57.97A | 29.93B | |
T3 | 358.78A | 321.75C | 454.43C | 224.09B | 57.87A | 31.64AB | |
T4 | 351.60A | 364.08B | 554.92B | 260.86A | 55.16A | 29.44B | |
T5 | 350.87A | 382.72AB | 535.55B | 271.33A | 59.45A | 33.09A | |
T6 | 355.40A | 395.36A | 677.45A | 274.13A | 47.49B | 22.74C | |
C | 350.36A | 346.07A | 496.69A | 222.13B | 53.11B | 27.34C | |
CM | 354.99A | 339.62A | 507.77A | 242.32A | 56.59A | 29.29B | |
CL | 360.43A | 337.25A | 515.58A | 251.26A | 57.76A | 31.47A | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ns | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ** |
Table 9 Water use characteristics of forage grass under different treatments in 2020
种植模式 Planting modes | 灌溉方式 Irrigation modes | 播前贮水量 Water storage before sowing (mm) | 收获期贮水量 Water storage at harvesting (mm) | 蒸散量 Evapotranspiration (mm) | 降水利用效率 Precipitation use efficiency (kg·hm-2·mm-1) | 水分利用效率 Water use efficiency (kg·hm-2·mm-1) | 灌水相对生产效率 Irrigation productive efficiency (kg·hm-2·mm-1) |
---|---|---|---|---|---|---|---|
玉米单作 Corn monocropping (C) | T1 | 352.08a | 254.47f | 365.01d | 170.44i | 54.82abc | |
T2 | 349.86a | 342.91abcde | 424.34d | 197.78fghi | 54.72abc | 21.40e | |
T3 | 358.15a | 328.16bcde | 447.38cd | 211.52efgh | 55.51ab | 32.15abcd | |
T4 | 345.92a | 366.94abcde | 546.38bc | 241.10bcde | 51.80abc | 27.65d | |
T5 | 345.23a | 386.24abc | 526.40bc | 253.83abcde | 56.61ab | 32.63abcd | |
T6 | 350.90a | 397.67a | 670.63a | 258.09abcd | 45.18c | 22.87e | |
玉米-秣食豆间作 Corn-forage soybean intercropping (CM) | T1 | 358.53a | 255.71f | 370.22d | 182.58hi | 57.90ab | |
T2 | 356.40a | 321.03cde | 452.77cd | 225.74cdefg | 58.53ab | 31.38bcd | |
T3 | 358.11a | 325.36cde | 450.15cd | 223.33defgh | 58.25ab | 28.27cd | |
T4 | 352.88a | 361.03abcde | 559.26b | 267.96abc | 56.25ab | 30.73bcd | |
T5 | 350.19a | 381.88abcd | 535.70bc | 275.79ab | 60.44a | 33.33abc | |
T6 | 353.83a | 392.72ab | 678.52a | 278.52ab | 48.19bc | 22.72e | |
玉米-拉巴豆间作 Corn-laba bean intercropping (CL) | T1 | 364.19a | 253.68f | 377.91d | 187.34ghi | 58.20ab | |
T2 | 363.64a | 318.09de | 462.96bcd | 239.16bcdef | 60.65a | 37.00a | |
T3 | 360.09a | 311.74ef | 465.75bcd | 237.43bcdef | 59.85a | 34.51ab | |
T4 | 355.99a | 364.29abcde | 559.11b | 273.52ab | 57.43ab | 29.93bcd | |
T5 | 357.19a | 380.03abcd | 544.56bc | 284.36a | 61.30a | 33.30abc | |
T6 | 361.47a | 395.68a | 683.19a | 285.77a | 49.11bc | 22.62e | |
平均值 Average | T1 | 358.27A | 254.62D | 371.05D | 180.12C | 56.97A | |
T2 | 356.63A | 327.34C | 446.69C | 220.89B | 57.97A | 29.93B | |
T3 | 358.78A | 321.75C | 454.43C | 224.09B | 57.87A | 31.64AB | |
T4 | 351.60A | 364.08B | 554.92B | 260.86A | 55.16A | 29.44B | |
T5 | 350.87A | 382.72AB | 535.55B | 271.33A | 59.45A | 33.09A | |
T6 | 355.40A | 395.36A | 677.45A | 274.13A | 47.49B | 22.74C | |
C | 350.36A | 346.07A | 496.69A | 222.13B | 53.11B | 27.34C | |
CM | 354.99A | 339.62A | 507.77A | 242.32A | 56.59A | 29.29B | |
CL | 360.43A | 337.25A | 515.58A | 251.26A | 57.76A | 31.47A | |
显著性 Significance | I | ns | ** | ** | ** | ** | ** |
P | ns | ns | ns | ** | ** | ** | |
I×P | ns | ns | ns | ns | ns | ** |
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