Acta Prataculturae Sinica ›› 2024, Vol. 33 ›› Issue (8): 50-62.DOI: 10.11686/cyxb2023355
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Zhong-li LI1,2,3(), Cong-ze JIANG1,2,3, Ren-shi MA1,2,3, Wei GAO1,2,3, Na SHOU1,2,3, Yu-ying SHEN1,2,3, Xian-long YANG1,2,3()
Received:
2023-09-21
Revised:
2023-11-09
Online:
2024-08-20
Published:
2024-05-13
Contact:
Xian-long YANG
Zhong-li LI, Cong-ze JIANG, Ren-shi MA, Wei GAO, Na SHOU, Yu-ying SHEN, Xian-long YANG. Suitability of five forage sweet sorghum varieties for production in the dry plateau area of Longdong[J]. Acta Prataculturae Sinica, 2024, 33(8): 50-62.
有机质Organic matter (g·kg-1) | 全氮Total N (g·kg-1) | 硝态氮Nitrate N (mg·kg-1) | 速效磷Available P (mg·kg-1) | 速效钾Available K (mg·kg-1) | 容重Bulk density (g·cm-3) | pH |
---|---|---|---|---|---|---|
15.30 | 0.90 | 18.28 | 2.61 | 123.31 | 1.26 | 7.95 |
Table 1 Basic physical and chemical properties of soil in the test site
有机质Organic matter (g·kg-1) | 全氮Total N (g·kg-1) | 硝态氮Nitrate N (mg·kg-1) | 速效磷Available P (mg·kg-1) | 速效钾Available K (mg·kg-1) | 容重Bulk density (g·cm-3) | pH |
---|---|---|---|---|---|---|
15.30 | 0.90 | 18.28 | 2.61 | 123.31 | 1.26 | 7.95 |
品种 Variety | 来源 Sources of varieties | 发芽率 Germination percentage | 发芽势 Germination energy |
---|---|---|---|
大卡Daka | 郑州华丰草业科技有限公司Zhengzhou Huafeng Grass Technology Co.,Ltd | 100.0a | 100.0a |
大力士Hercules | 北京正道农业股份有限公司Beijing Zhengdao Agriculture Co.,Ltd | 92.0b | 86.0c |
海牛Hainiu | 郑州华丰草业科技有限公司Zhengzhou Huafeng Grass Technology Co.,Ltd | 97.0a | 88.0bc |
海狮Sealion | 北京克劳沃草业技术开发中心Beijing Crawford Grass Technology Development Center | 98.0a | 88.0bc |
绿巨人Lvjuren | 北京百斯特草业有限公司Beijing Best Grass Industry Co.,Ltd | 96.0a | 96.0ab |
Table 2 Source and seed germination percentage and germination energy of the varieties (%)
品种 Variety | 来源 Sources of varieties | 发芽率 Germination percentage | 发芽势 Germination energy |
---|---|---|---|
大卡Daka | 郑州华丰草业科技有限公司Zhengzhou Huafeng Grass Technology Co.,Ltd | 100.0a | 100.0a |
大力士Hercules | 北京正道农业股份有限公司Beijing Zhengdao Agriculture Co.,Ltd | 92.0b | 86.0c |
海牛Hainiu | 郑州华丰草业科技有限公司Zhengzhou Huafeng Grass Technology Co.,Ltd | 97.0a | 88.0bc |
海狮Sealion | 北京克劳沃草业技术开发中心Beijing Crawford Grass Technology Development Center | 98.0a | 88.0bc |
绿巨人Lvjuren | 北京百斯特草业有限公司Beijing Best Grass Industry Co.,Ltd | 96.0a | 96.0ab |
年份Year | 品种 Variety | 鲜草产量 Fresh grass yield (t·hm-2) | 干草产量 Hay grass yield (t·hm-2) | 干鲜比 Dry/fresh (%) | 茎叶比 Stem/leaf (%) | 茎占比 Stem proportion (%) | 叶占比 Leaf proportion (%) | 穗占比 Ear proportion (%) |
---|---|---|---|---|---|---|---|---|
2021 | 大卡Daka | 74.8±5.1ab | 16.6±1.1b | 0.22d | 5.0±0.2c | 82.8±0.7b | 17.2±0.7a | - |
大力士Hercules | 68.5±2.1ab | 15.1±0.4b | 0.22d | 7.2±0.8b | 87.2±1.1a | 12.8±0.1b | - | |
海牛Hainiu | 73.4±2.8ab | 16.7±0.6b | 0.23c | 5.8±0.3bc | 85.1±0.6ab | 14.9±0.6ab | - | |
海狮Sealion | 64.0±2.5b | 23.6±0.9a | 0.37a | 10.2±0.3a | 74.3±1.0c | 6.5±0.7c | 19.2±1.0 | |
绿巨人Lvjuren | 79.2±4.1a | 21.3±1.1a | 0.27b | 6.3±0.4bc | 86.2±0.8a | 13.8±0.8b | - | |
2022 | 大卡Daka | 75.1±1.8ab | 18.1±0.5a | 0.24d | 2.4±0.3b | 70.1±2.4ab | 29.9±2.4a | - |
大力士Hercules | 80.6±0.8a | 18.6±0.9a | 0.23e | 2.2±0.3b | 67.8±3.3ab | 32.2±3.3a | - | |
海牛Hainiu | 81.2±3.8a | 20.7±0.9a | 0.25c | 2.7±0.1b | 69.3±0.8ab | 30.7±0.8a | - | |
海狮Sealion | 64.1±3.4b | 19.6±2.0a | 0.30a | 5.0±0.2a | 65.2±0.6b | 13.2±0.5b | 21.6±0.6 | |
绿巨人Lvjuren | 77.7±6.5a | 22.9±2.3a | 0.29b | 2.7±0.1b | 73.2±0.6a | 26.8±0.6a | - |
Table 3 Comparison of dry matter accumulation and partitioning among different forage sweet sorghum varieties
年份Year | 品种 Variety | 鲜草产量 Fresh grass yield (t·hm-2) | 干草产量 Hay grass yield (t·hm-2) | 干鲜比 Dry/fresh (%) | 茎叶比 Stem/leaf (%) | 茎占比 Stem proportion (%) | 叶占比 Leaf proportion (%) | 穗占比 Ear proportion (%) |
---|---|---|---|---|---|---|---|---|
2021 | 大卡Daka | 74.8±5.1ab | 16.6±1.1b | 0.22d | 5.0±0.2c | 82.8±0.7b | 17.2±0.7a | - |
大力士Hercules | 68.5±2.1ab | 15.1±0.4b | 0.22d | 7.2±0.8b | 87.2±1.1a | 12.8±0.1b | - | |
海牛Hainiu | 73.4±2.8ab | 16.7±0.6b | 0.23c | 5.8±0.3bc | 85.1±0.6ab | 14.9±0.6ab | - | |
海狮Sealion | 64.0±2.5b | 23.6±0.9a | 0.37a | 10.2±0.3a | 74.3±1.0c | 6.5±0.7c | 19.2±1.0 | |
绿巨人Lvjuren | 79.2±4.1a | 21.3±1.1a | 0.27b | 6.3±0.4bc | 86.2±0.8a | 13.8±0.8b | - | |
2022 | 大卡Daka | 75.1±1.8ab | 18.1±0.5a | 0.24d | 2.4±0.3b | 70.1±2.4ab | 29.9±2.4a | - |
大力士Hercules | 80.6±0.8a | 18.6±0.9a | 0.23e | 2.2±0.3b | 67.8±3.3ab | 32.2±3.3a | - | |
海牛Hainiu | 81.2±3.8a | 20.7±0.9a | 0.25c | 2.7±0.1b | 69.3±0.8ab | 30.7±0.8a | - | |
海狮Sealion | 64.1±3.4b | 19.6±2.0a | 0.30a | 5.0±0.2a | 65.2±0.6b | 13.2±0.5b | 21.6±0.6 | |
绿巨人Lvjuren | 77.7±6.5a | 22.9±2.3a | 0.29b | 2.7±0.1b | 73.2±0.6a | 26.8±0.6a | - |
Fig.4 Comparison of stem and leaf neutral detergent fiber and whole plant neutral detergent fiber content among different forage sweet sorghum varieties
年份 Year | 品种 Varieties | 降水量 Precipitation (mm) | 土壤贮水量Soil water storage (0~200 cm, mm) | 耗水量 ET (mm) | DMWUE (kg·hm-2·mm-1) | ||
---|---|---|---|---|---|---|---|
播前Pre-sowing | 收获Harvest | 差值Difference | |||||
2021 | 大卡Daka | 363.3 | 465.6 | 525.0±2.6a | 59.4 | 303.9±2.6b | 54.5±3.3b |
大力士Hercules | 363.3 | 465.6 | 509.4±14.8a | 43.8 | 319.6±14.8b | 47.5±1.4b | |
海牛Hainiu | 363.3 | 465.6 | 517.7±13.8a | 52.1 | 311.2±13.8b | 53.7±2.2b | |
海狮Sealion | 363.3 | 465.6 | 403.7±20.9b | -61.9 | 425.2±20.9a | 56.0±3.6b | |
绿巨人Lvjuren | 363.3 | 465.6 | 522.3±5.7a | 56.9 | 306.6±5.7b | 69.4±3.6a | |
2022 | 大卡Daka | 355.3 | 426.5 | 332.2±3.0a | -94.3 | 449.6±3.0a | 36.9±2.5b |
大力士Hercules | 355.3 | 426.5 | 343.2±8.2a | -83.3 | 438.6±8.2a | 34.6±1.7b | |
海牛Hainiu | 355.3 | 426.5 | 338.7±11.6a | -104.9 | 460.2±11.6a | 36.3±1.9b | |
海狮Sealion | 355.3 | 426.5 | 327.7±7.8a | -98.8 | 454.1±7.8a | 52.0±1.4a | |
绿巨人Lvjuren | 355.3 | 426.5 | 342.5±22.5a | -84.0 | 439.3±22.5a | 48.6±2.4a |
Table 4 Comparison of evapotransporation (ET) and dry matter water use efficiency (DMWUE) among different forage sweet sorghum varieties
年份 Year | 品种 Varieties | 降水量 Precipitation (mm) | 土壤贮水量Soil water storage (0~200 cm, mm) | 耗水量 ET (mm) | DMWUE (kg·hm-2·mm-1) | ||
---|---|---|---|---|---|---|---|
播前Pre-sowing | 收获Harvest | 差值Difference | |||||
2021 | 大卡Daka | 363.3 | 465.6 | 525.0±2.6a | 59.4 | 303.9±2.6b | 54.5±3.3b |
大力士Hercules | 363.3 | 465.6 | 509.4±14.8a | 43.8 | 319.6±14.8b | 47.5±1.4b | |
海牛Hainiu | 363.3 | 465.6 | 517.7±13.8a | 52.1 | 311.2±13.8b | 53.7±2.2b | |
海狮Sealion | 363.3 | 465.6 | 403.7±20.9b | -61.9 | 425.2±20.9a | 56.0±3.6b | |
绿巨人Lvjuren | 363.3 | 465.6 | 522.3±5.7a | 56.9 | 306.6±5.7b | 69.4±3.6a | |
2022 | 大卡Daka | 355.3 | 426.5 | 332.2±3.0a | -94.3 | 449.6±3.0a | 36.9±2.5b |
大力士Hercules | 355.3 | 426.5 | 343.2±8.2a | -83.3 | 438.6±8.2a | 34.6±1.7b | |
海牛Hainiu | 355.3 | 426.5 | 338.7±11.6a | -104.9 | 460.2±11.6a | 36.3±1.9b | |
海狮Sealion | 355.3 | 426.5 | 327.7±7.8a | -98.8 | 454.1±7.8a | 52.0±1.4a | |
绿巨人Lvjuren | 355.3 | 426.5 | 342.5±22.5a | -84.0 | 439.3±22.5a | 48.6±2.4a |
品种 Varieties | 株高Plant height | 茎粗 Stem diameter | 叶面积指数LAI | 产量 Yield | 干鲜比Dry/fresh | 粗蛋白Crude protein | 中性洗涤纤维NDF | 酸性洗涤纤维ADF | 相对饲喂价值RFV | 相对饲草品质RFQ | 干物质水分利用效率 DMWUE | 氮肥偏生产力 PFP | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
鲜草Fresh | 干草Hay | |||||||||||||
大卡Daka | 0.47 | 0.70 | 0.77 | 0.77 | 0.41 | 0.40 | 1.00 | 0.78 | 0.74 | 0.72 | 0.65 | 0.40 | 0.41 | |
大力士Hercules | 0.91 | 0.98 | 0.59 | 0.75 | 0.39 | 0.38 | 0.51 | 0.66 | 0.77 | 0.63 | 0.54 | 0.33 | 0.39 | |
海牛Hainiu | 0.53 | 0.85 | 1.00 | 0.91 | 0.49 | 0.42 | 0.59 | 0.57 | 0.57 | 0.52 | 0.43 | 0.39 | 0.49 | |
海狮Sealion | 0.48 | 0.51 | 0.35 | 0.45 | 0.87 | 0.56 | 0.56 | 1.00 | 1.00 | 1.00 | 1.00 | 0.81 | 0.87 | |
绿巨人Lvjuren | 1.00 | 1.00 | 0.65 | 1.00 | 1.00 | 0.71 | 0.46 | 0.88 | 0.80 | 0.70 | 0.62 | 1.00 | 1.00 | |
权重系数WC | 0.077 | 0.092 | 0.076 | 0.088 | 0.072 | 0.056 | 0.071 | 0.088 | 0.088 | 0.081 | 0.074 | 0.066 | 0.072 |
Table 5 Correlation coefficients and weighting coefficients (WC) for each indicator
品种 Varieties | 株高Plant height | 茎粗 Stem diameter | 叶面积指数LAI | 产量 Yield | 干鲜比Dry/fresh | 粗蛋白Crude protein | 中性洗涤纤维NDF | 酸性洗涤纤维ADF | 相对饲喂价值RFV | 相对饲草品质RFQ | 干物质水分利用效率 DMWUE | 氮肥偏生产力 PFP | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
鲜草Fresh | 干草Hay | |||||||||||||
大卡Daka | 0.47 | 0.70 | 0.77 | 0.77 | 0.41 | 0.40 | 1.00 | 0.78 | 0.74 | 0.72 | 0.65 | 0.40 | 0.41 | |
大力士Hercules | 0.91 | 0.98 | 0.59 | 0.75 | 0.39 | 0.38 | 0.51 | 0.66 | 0.77 | 0.63 | 0.54 | 0.33 | 0.39 | |
海牛Hainiu | 0.53 | 0.85 | 1.00 | 0.91 | 0.49 | 0.42 | 0.59 | 0.57 | 0.57 | 0.52 | 0.43 | 0.39 | 0.49 | |
海狮Sealion | 0.48 | 0.51 | 0.35 | 0.45 | 0.87 | 0.56 | 0.56 | 1.00 | 1.00 | 1.00 | 1.00 | 0.81 | 0.87 | |
绿巨人Lvjuren | 1.00 | 1.00 | 0.65 | 1.00 | 1.00 | 0.71 | 0.46 | 0.88 | 0.80 | 0.70 | 0.62 | 1.00 | 1.00 | |
权重系数WC | 0.077 | 0.092 | 0.076 | 0.088 | 0.072 | 0.056 | 0.071 | 0.088 | 0.088 | 0.081 | 0.074 | 0.066 | 0.072 |
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