Acta Prataculturae Sinica ›› 2026, Vol. 35 ›› Issue (7): 151-164.DOI: 10.11686/cyxb2025326
Bo-hong ZHANG(
), Xiang MA, Ze-liang JU, Lian-xue DUAN, Xiao-jun WANG, Zhi-feng JIA(
)
Received:2025-08-14
Revised:2025-09-29
Online:2026-07-20
Published:2026-05-21
Contact:
Zhi-feng JIA
Bo-hong ZHANG, Xiang MA, Ze-liang JU, Lian-xue DUAN, Xiao-jun WANG, Zhi-feng JIA. Genetic diversity analysis and multi-trait evaluation of oat germplasm under different ecological conditions[J]. Acta Prataculturae Sinica, 2026, 35(7): 151-164.
编号 Code | 种质资源 Germplasm resources | 来源 Origin | 编号 Code | 种质资源 Germplasm resources | 来源 Origin |
|---|---|---|---|---|---|
| 1 | 青永久471 Qingyongjiu 471 | 加拿大Canada | 25 | 青永久023 Qingyongjiu 023 | 苏联Soviet Union |
| 2 | 青永久465 Qingyongjiu 465 | 瑞典Sweden | 26 | 青永久027 Qingyongjiu 027 | 苏联Soviet Union |
| 3 | 青永久458 Qingyongjiu 458 | 瑞典Sweden | 27 | 青永久062 Qingyongjiu 062 | 罗马尼亚Romania |
| 4 | 青永久488 Qingyongjiu 488 | 法国France | 28 | 青永久064 Qingyongjiu 064 | 苏联Soviet Union |
| 5 | 青永久085 Qingyongjiu 085 | 瑞士Switzerland | 29 | 青永久097 Qingyongjiu 097 | 瑞典Sweden |
| 6 | 青永久084 Qingyongjiu 084 | 德国Germany | 30 | 青永久160 Qingyongjiu 160 | 丹麦Denmark |
| 7 | 张燕1号 Zhangyan 1 | 中国China | 31 | 青永久479 Qingyongjiu 479 | 罗马尼亚Romania |
| 8 | 西藏白郎 Xizangbailang | 中国China | 32 | 青永久480 Qingyongjiu 480 | 维多利亚Victoria |
| 9 | 青永久045 Qingyongjiu 045 | 加拿大Canada | 33 | 青永久486 Qingyongjiu 486 | 瑞典Sweden |
| 10 | 青永久051 Qingyongjiu 051 | 德国Germany | 34 | 青永久482 Qingyongjiu 482 | 澳大利亚Australia |
| 11 | 青永久080 Qingyongjiu 080 | 匈牙利Hungary | 35 | 青永久092 Qingyongjiu 092 | 匈牙利Hungary |
| 12 | 青永久083 Qingyongjiu 083 | 德国Germany | 36 | 青永久090 Qingyongjiu 090 | 瑞士Switzerland |
| 13 | 青永久257 Qingyongjiu 257 | 丹麦Denmark | 37 | 青永久061 Qingyongjiu 061 | 罗马尼亚Romania |
| 14 | 青永久326 Qingyongjiu 326 | 丹麦Denmark | 38 | 青永久060 Qingyongjiu 060 | 保加利亚Bulgaria |
| 15 | 青永久476 Qingyongjiu 476 | 日本Japan | 39 | 青燕5号 Qingyan 5 | 中国China |
| 16 | 青永久475 Qingyongjiu 475 | 荷兰Netherlands | 40 | 蒙古燕麦 Menggu oat | 中国China |
| 17 | 青永久477 Qingyongjiu 477 | 日本Japan | 41 | 巴燕5号 Bayan 5 | 中国China |
| 18 | 青永久478 Qingyongjiu 478 | 日本Japan | 42 | 高寒7号 Gaohan 7 | 中国China |
| 19 | 青永久226 Qingyongjiu 226 | 丹麦Denmark | 43 | 青永久052 Qingyongjiu 052 | 匈牙利Hungary |
| 20 | 青永久178 Qingyongjiu 178 | 丹麦Denmark | 44 | 青永久055 Qingyongjiu 055 | 罗马尼亚Romania |
| 21 | 青永久073 Qingyongjiu 073 | 匈牙利Hungary | 45 | 青永久057 Qingyongjiu 057 | 蒙古Mongolia |
| 22 | 青永久066 Qingyongjiu 066 | 匈牙利Hungary | 46 | 青永久059 Qingyongjiu 059 | 保加利亚Bulgaria |
| 23 | 青永久037 Qingyongjiu 037 | 加拿大Canada | 47 | 青永久489 Qingyongjiu 489 | 法国France |
| 24 | 青永久029 Qingyongjiu 029 | 加拿大Canada | 48 | 青永久089 Qingyongjiu 089 | 苏联Soviet Union |
Table 1 Names and sources of the tested germplasm resources
编号 Code | 种质资源 Germplasm resources | 来源 Origin | 编号 Code | 种质资源 Germplasm resources | 来源 Origin |
|---|---|---|---|---|---|
| 1 | 青永久471 Qingyongjiu 471 | 加拿大Canada | 25 | 青永久023 Qingyongjiu 023 | 苏联Soviet Union |
| 2 | 青永久465 Qingyongjiu 465 | 瑞典Sweden | 26 | 青永久027 Qingyongjiu 027 | 苏联Soviet Union |
| 3 | 青永久458 Qingyongjiu 458 | 瑞典Sweden | 27 | 青永久062 Qingyongjiu 062 | 罗马尼亚Romania |
| 4 | 青永久488 Qingyongjiu 488 | 法国France | 28 | 青永久064 Qingyongjiu 064 | 苏联Soviet Union |
| 5 | 青永久085 Qingyongjiu 085 | 瑞士Switzerland | 29 | 青永久097 Qingyongjiu 097 | 瑞典Sweden |
| 6 | 青永久084 Qingyongjiu 084 | 德国Germany | 30 | 青永久160 Qingyongjiu 160 | 丹麦Denmark |
| 7 | 张燕1号 Zhangyan 1 | 中国China | 31 | 青永久479 Qingyongjiu 479 | 罗马尼亚Romania |
| 8 | 西藏白郎 Xizangbailang | 中国China | 32 | 青永久480 Qingyongjiu 480 | 维多利亚Victoria |
| 9 | 青永久045 Qingyongjiu 045 | 加拿大Canada | 33 | 青永久486 Qingyongjiu 486 | 瑞典Sweden |
| 10 | 青永久051 Qingyongjiu 051 | 德国Germany | 34 | 青永久482 Qingyongjiu 482 | 澳大利亚Australia |
| 11 | 青永久080 Qingyongjiu 080 | 匈牙利Hungary | 35 | 青永久092 Qingyongjiu 092 | 匈牙利Hungary |
| 12 | 青永久083 Qingyongjiu 083 | 德国Germany | 36 | 青永久090 Qingyongjiu 090 | 瑞士Switzerland |
| 13 | 青永久257 Qingyongjiu 257 | 丹麦Denmark | 37 | 青永久061 Qingyongjiu 061 | 罗马尼亚Romania |
| 14 | 青永久326 Qingyongjiu 326 | 丹麦Denmark | 38 | 青永久060 Qingyongjiu 060 | 保加利亚Bulgaria |
| 15 | 青永久476 Qingyongjiu 476 | 日本Japan | 39 | 青燕5号 Qingyan 5 | 中国China |
| 16 | 青永久475 Qingyongjiu 475 | 荷兰Netherlands | 40 | 蒙古燕麦 Menggu oat | 中国China |
| 17 | 青永久477 Qingyongjiu 477 | 日本Japan | 41 | 巴燕5号 Bayan 5 | 中国China |
| 18 | 青永久478 Qingyongjiu 478 | 日本Japan | 42 | 高寒7号 Gaohan 7 | 中国China |
| 19 | 青永久226 Qingyongjiu 226 | 丹麦Denmark | 43 | 青永久052 Qingyongjiu 052 | 匈牙利Hungary |
| 20 | 青永久178 Qingyongjiu 178 | 丹麦Denmark | 44 | 青永久055 Qingyongjiu 055 | 罗马尼亚Romania |
| 21 | 青永久073 Qingyongjiu 073 | 匈牙利Hungary | 45 | 青永久057 Qingyongjiu 057 | 蒙古Mongolia |
| 22 | 青永久066 Qingyongjiu 066 | 匈牙利Hungary | 46 | 青永久059 Qingyongjiu 059 | 保加利亚Bulgaria |
| 23 | 青永久037 Qingyongjiu 037 | 加拿大Canada | 47 | 青永久489 Qingyongjiu 489 | 法国France |
| 24 | 青永久029 Qingyongjiu 029 | 加拿大Canada | 48 | 青永久089 Qingyongjiu 089 | 苏联Soviet Union |
试验地 Experimental site | 年平均气温Mean annual temperature (℃) | 年平均降水量Mean annual precipitation (mm) | 年蒸发量 Annual evaporation (mm) | 有机质 Organic matter (g·kg-1) | 全氮 Total nitrogen (g·kg-1) | 全磷 Total phosphorus (g·kg-1) | 全钾 Total potassium (g·kg-1) | 碱解氮 Alkali-hydrolyzable nitrogen (mg·kg-1) | 速效磷Available phosphorus (mg·kg-1) | 速效钾Available potassium (mg·kg-1) |
|---|---|---|---|---|---|---|---|---|---|---|
| 湟中Huangzhong | 5.5 | 483 | 1180 | 34.2 | 2.21 | 0.87 | 23.46 | 119 | 19 | 260.00 |
| 贵南Guinan | 2.3 | 404 | 1379 | 37.1 | 2.46 | 0.60 | 21.46 | 137 | 9 | 114.67 |
Table 2 Soil and climatic properties of the experimental site
试验地 Experimental site | 年平均气温Mean annual temperature (℃) | 年平均降水量Mean annual precipitation (mm) | 年蒸发量 Annual evaporation (mm) | 有机质 Organic matter (g·kg-1) | 全氮 Total nitrogen (g·kg-1) | 全磷 Total phosphorus (g·kg-1) | 全钾 Total potassium (g·kg-1) | 碱解氮 Alkali-hydrolyzable nitrogen (mg·kg-1) | 速效磷Available phosphorus (mg·kg-1) | 速效钾Available potassium (mg·kg-1) |
|---|---|---|---|---|---|---|---|---|---|---|
| 湟中Huangzhong | 5.5 | 483 | 1180 | 34.2 | 2.21 | 0.87 | 23.46 | 119 | 19 | 260.00 |
| 贵南Guinan | 2.3 | 404 | 1379 | 37.1 | 2.46 | 0.60 | 21.46 | 137 | 9 | 114.67 |
| 性状Trait | 平均值±标准差 Mean±standard deviation (SD) | 变幅 Range | 变异系数 Coefficient of variation (CV, %) | 多样性指数Shannon-Wiener index (H') |
|---|---|---|---|---|
| 株高Plant height (PH, cm) | 147.88±24.42 | 62.00~195.00 | 16.51 | 1.91 |
| 茎粗Stem diameter (SD, mm) | 4.83±1.02 | 2.35~7.00 | 21.06 | 2.08 |
| 叶面积Leaf area (LA, cm2) | 27.18±8.93 | 7.00~48.15 | 32.86 | 2.07 |
| 鲜重Fresh weight (FW, kg·hm-2) | 29185.69±11514.59 | 9960.00~62400.00 | 39.45 | 1.97 |
| 干重Dry weight (DW, kg·hm-2) | 10058.53±3224.10 | 4765.50~19561.60 | 32.05 | 1.95 |
| 粗灰分Crude ash (Ash, %DM) | 7.06±1.53 | 4.33~11.50 | 21.70 | 2.04 |
| 粗蛋白Crude protein (CP, %DM) | 7.78±1.29 | 5.15~13.90 | 16.65 | 1.99 |
| 酸性洗涤纤维Acid detergent fiber (ADF, %DM) | 40.92±3.96 | 28.00~49.50 | 9.67 | 2.02 |
| 中性洗涤纤维Neutral detergent fiber (NDF, %DM) | 62.07±4.52 | 48.00~73.00 | 7.29 | 2.01 |
| 相对饲喂价值Relative feed value (RFV) | 66.89±8.96 | 50.07~100.79 | 13.40 | 1.94 |
| 净光合速率Net photosynthetic rate (Pn, μmol·m-2·s-1) | 14.04±4.07 | 4.44~28.92 | 28.98 | 2.07 |
| 蒸腾速率Transpiration rate (Tr, mmol·m-2·s-1) | 5.90±3.05 | 0.81~14.93 | 51.68 | 2.04 |
| 胞间CO2浓度Intercellular CO2 concentration (Ci, μmol·mol-1) | 249.69±49.75 | 62.70~338.09 | 19.93 | 1.97 |
| 气孔导度Stomatal conductance (Gs, mmol·m-2·s-1) | 0.22±0.12 | 0.04~0.67 | 55.30 | 1.91 |
| 叶片固有水分利用效率Intrinsic water use efficiency (WUEintr, μmol·mol-1) | 77.57±33.00 | 23.43~202.06 | 42.54 | 1.94 |
| 瞬时水分利用效率Instantanous water use efficiency (WUEinst, μmol·mmol-1) | 3.00±1.62 | 0.97~10.52 | 54.03 | 1.77 |
| 瞬时羧化效率Instantaneous carboxylation efficiency (CE, mol·m-2·s-1) | 0.06±0.02 | 0.01~0.20 | 37.23 | 1.92 |
Table 3 Genetic diversity statistics of 48 oat germplasm resources
| 性状Trait | 平均值±标准差 Mean±standard deviation (SD) | 变幅 Range | 变异系数 Coefficient of variation (CV, %) | 多样性指数Shannon-Wiener index (H') |
|---|---|---|---|---|
| 株高Plant height (PH, cm) | 147.88±24.42 | 62.00~195.00 | 16.51 | 1.91 |
| 茎粗Stem diameter (SD, mm) | 4.83±1.02 | 2.35~7.00 | 21.06 | 2.08 |
| 叶面积Leaf area (LA, cm2) | 27.18±8.93 | 7.00~48.15 | 32.86 | 2.07 |
| 鲜重Fresh weight (FW, kg·hm-2) | 29185.69±11514.59 | 9960.00~62400.00 | 39.45 | 1.97 |
| 干重Dry weight (DW, kg·hm-2) | 10058.53±3224.10 | 4765.50~19561.60 | 32.05 | 1.95 |
| 粗灰分Crude ash (Ash, %DM) | 7.06±1.53 | 4.33~11.50 | 21.70 | 2.04 |
| 粗蛋白Crude protein (CP, %DM) | 7.78±1.29 | 5.15~13.90 | 16.65 | 1.99 |
| 酸性洗涤纤维Acid detergent fiber (ADF, %DM) | 40.92±3.96 | 28.00~49.50 | 9.67 | 2.02 |
| 中性洗涤纤维Neutral detergent fiber (NDF, %DM) | 62.07±4.52 | 48.00~73.00 | 7.29 | 2.01 |
| 相对饲喂价值Relative feed value (RFV) | 66.89±8.96 | 50.07~100.79 | 13.40 | 1.94 |
| 净光合速率Net photosynthetic rate (Pn, μmol·m-2·s-1) | 14.04±4.07 | 4.44~28.92 | 28.98 | 2.07 |
| 蒸腾速率Transpiration rate (Tr, mmol·m-2·s-1) | 5.90±3.05 | 0.81~14.93 | 51.68 | 2.04 |
| 胞间CO2浓度Intercellular CO2 concentration (Ci, μmol·mol-1) | 249.69±49.75 | 62.70~338.09 | 19.93 | 1.97 |
| 气孔导度Stomatal conductance (Gs, mmol·m-2·s-1) | 0.22±0.12 | 0.04~0.67 | 55.30 | 1.91 |
| 叶片固有水分利用效率Intrinsic water use efficiency (WUEintr, μmol·mol-1) | 77.57±33.00 | 23.43~202.06 | 42.54 | 1.94 |
| 瞬时水分利用效率Instantanous water use efficiency (WUEinst, μmol·mmol-1) | 3.00±1.62 | 0.97~10.52 | 54.03 | 1.77 |
| 瞬时羧化效率Instantaneous carboxylation efficiency (CE, mol·m-2·s-1) | 0.06±0.02 | 0.01~0.20 | 37.23 | 1.92 |
| 性状Trait | 变异来源Variance sources | F | P | 性状Trait | 变异来源Variance sources | F | P |
|---|---|---|---|---|---|---|---|
| 株高Plant height (PH) | 基因型Genotype (G) | 290.87 | 0.00 | 相对饲喂价值Relative feed value (RFV) | 基因型Genotype (G) | 33.59 | 0.00 |
| 环境Environment (E) | 1211.13 | 0.00 | 环境Environment (E) | 54.73 | 0.00 | ||
| 基因型×环境G×E | 81.72 | 0.00 | 基因型×环境G×E | 14.93 | 0.00 | ||
| 茎粗Stem diameter (SD) | 基因型Genotype (G) | 293.61 | 0.00 | 净光合速率Net photosynthetic rate (A) | 基因型Genotype (G) | 4.78 | 0.00 |
| 环境Environment (E) | 18786.96 | 0.00 | 环境Environment (E) | 12.56 | 0.00 | ||
| 基因型×环境G×E | 132.80 | 0.00 | 基因型×环境G×E | 4.57 | 0.00 | ||
| 叶面积Leaf area (LA) | 基因型Genotype (G) | 25.89 | 0.00 | 蒸腾速率Transpiration rate (E) | 基因型Genotype (G) | 5.24 | 0.00 |
| 环境Environment (E) | 896.05 | 0.00 | 环境Environment (E) | 511.26 | 0.00 | ||
| 基因型×环境G×E | 18.01 | 0.00 | 基因型×环境G×E | 6.48 | 0.00 | ||
| 鲜重Fresh weight (FW) | 基因型Genotype (G) | 345.16 | 0.00 | 胞间CO2浓度Intercellular CO2 concentration (Ci) | 基因型Genotype (G) | 3.76 | 0.00 |
| 环境Environment (E) | 4593.52 | 0.00 | 环境Environment (E) | 93.20 | 0.00 | ||
| 基因型×环境G×E | 333.99 | 0.00 | 基因型×环境G×E | 3.55 | 0.00 | ||
| 干重Dry weight (DW) | 基因型Genotype (G) | 154.38 | 0.00 | 气孔导度Stomatal conductance (Gs) | 基因型Genotype (G) | 5.27 | 0.00 |
| 环境Environment (E) | 5997.95 | 0.00 | 环境Environment (E) | 192.88 | 0.00 | ||
| 基因型×环境G×E | 192.60 | 0.00 | 基因型×环境G×E | 5.23 | 0.00 | ||
| 粗灰分Crude ash (Ash) | 基因型Genotype (G) | 125.49 | 0.00 | 叶片固有水分利用效率Intrinsic water use efficiency (WUEintr) | 基因型Genotype (G) | 3.51 | 0.00 |
| 环境Environment (E) | 2685.67 | 0.00 | 环境Environment (E) | 181.19 | 0.00 | ||
| 基因型×环境G×E | 208.94 | 0.00 | 基因型×环境G×E | 3.72 | 0.00 | ||
| 粗蛋白Crude protein (CP) | 基因型Genotype (G) | 118.25 | 0.00 | 瞬时水分利用效率Instantanous water use efficiency (WUEinst) | 基因型Genotype (G) | 4.78 | 0.00 |
| 环境Environment (E) | 335.79 | 0.00 | 环境Environment (E) | 378.52 | 0.00 | ||
| 基因型×环境G×E | 145.51 | 0.00 | 基因型×环境G×E | 4.95 | 0.00 | ||
| 酸性洗涤纤维Acid detergent fiber (ADF) | 基因型Genotype (G) | 26.96 | 0.00 | 瞬时羧化效率Instantaneous carboxylation efficiency (CE) | 基因型Genotype (G) | 3.09 | 0.00 |
| 环境Environment (E) | 61.85 | 0.00 | 环境Environment (E) | 13.11 | 0.00 | ||
| 基因型×环境G×E | 14.37 | 0.00 | 基因型×环境G×E | 2.56 | 0.00 | ||
| 中性洗涤纤维Neutral detergent fiber (NDF) | 基因型Genotype (G) | 29.92 | 0.00 | ||||
| 环境Environment (E) | 25.61 | 0.00 | |||||
| 基因型×环境G×E | 13.35 | 0.00 |
Table 4 Analysis of the interaction effects between genotype and environment
| 性状Trait | 变异来源Variance sources | F | P | 性状Trait | 变异来源Variance sources | F | P |
|---|---|---|---|---|---|---|---|
| 株高Plant height (PH) | 基因型Genotype (G) | 290.87 | 0.00 | 相对饲喂价值Relative feed value (RFV) | 基因型Genotype (G) | 33.59 | 0.00 |
| 环境Environment (E) | 1211.13 | 0.00 | 环境Environment (E) | 54.73 | 0.00 | ||
| 基因型×环境G×E | 81.72 | 0.00 | 基因型×环境G×E | 14.93 | 0.00 | ||
| 茎粗Stem diameter (SD) | 基因型Genotype (G) | 293.61 | 0.00 | 净光合速率Net photosynthetic rate (A) | 基因型Genotype (G) | 4.78 | 0.00 |
| 环境Environment (E) | 18786.96 | 0.00 | 环境Environment (E) | 12.56 | 0.00 | ||
| 基因型×环境G×E | 132.80 | 0.00 | 基因型×环境G×E | 4.57 | 0.00 | ||
| 叶面积Leaf area (LA) | 基因型Genotype (G) | 25.89 | 0.00 | 蒸腾速率Transpiration rate (E) | 基因型Genotype (G) | 5.24 | 0.00 |
| 环境Environment (E) | 896.05 | 0.00 | 环境Environment (E) | 511.26 | 0.00 | ||
| 基因型×环境G×E | 18.01 | 0.00 | 基因型×环境G×E | 6.48 | 0.00 | ||
| 鲜重Fresh weight (FW) | 基因型Genotype (G) | 345.16 | 0.00 | 胞间CO2浓度Intercellular CO2 concentration (Ci) | 基因型Genotype (G) | 3.76 | 0.00 |
| 环境Environment (E) | 4593.52 | 0.00 | 环境Environment (E) | 93.20 | 0.00 | ||
| 基因型×环境G×E | 333.99 | 0.00 | 基因型×环境G×E | 3.55 | 0.00 | ||
| 干重Dry weight (DW) | 基因型Genotype (G) | 154.38 | 0.00 | 气孔导度Stomatal conductance (Gs) | 基因型Genotype (G) | 5.27 | 0.00 |
| 环境Environment (E) | 5997.95 | 0.00 | 环境Environment (E) | 192.88 | 0.00 | ||
| 基因型×环境G×E | 192.60 | 0.00 | 基因型×环境G×E | 5.23 | 0.00 | ||
| 粗灰分Crude ash (Ash) | 基因型Genotype (G) | 125.49 | 0.00 | 叶片固有水分利用效率Intrinsic water use efficiency (WUEintr) | 基因型Genotype (G) | 3.51 | 0.00 |
| 环境Environment (E) | 2685.67 | 0.00 | 环境Environment (E) | 181.19 | 0.00 | ||
| 基因型×环境G×E | 208.94 | 0.00 | 基因型×环境G×E | 3.72 | 0.00 | ||
| 粗蛋白Crude protein (CP) | 基因型Genotype (G) | 118.25 | 0.00 | 瞬时水分利用效率Instantanous water use efficiency (WUEinst) | 基因型Genotype (G) | 4.78 | 0.00 |
| 环境Environment (E) | 335.79 | 0.00 | 环境Environment (E) | 378.52 | 0.00 | ||
| 基因型×环境G×E | 145.51 | 0.00 | 基因型×环境G×E | 4.95 | 0.00 | ||
| 酸性洗涤纤维Acid detergent fiber (ADF) | 基因型Genotype (G) | 26.96 | 0.00 | 瞬时羧化效率Instantaneous carboxylation efficiency (CE) | 基因型Genotype (G) | 3.09 | 0.00 |
| 环境Environment (E) | 61.85 | 0.00 | 环境Environment (E) | 13.11 | 0.00 | ||
| 基因型×环境G×E | 14.37 | 0.00 | 基因型×环境G×E | 2.56 | 0.00 | ||
| 中性洗涤纤维Neutral detergent fiber (NDF) | 基因型Genotype (G) | 29.92 | 0.00 | ||||
| 环境Environment (E) | 25.61 | 0.00 | |||||
| 基因型×环境G×E | 13.35 | 0.00 |
性状 Trait | 贵南Guinan | 湟中Huangzhong | ||
|---|---|---|---|---|
| 平均值±标准差Mean±standard deviation (SD) | 变异系数Coefficient of variation (CV, %) | 平均值±标准差Mean±standard deviation (SD) | 变异系数Coefficient of variation (CV, %) | |
| PH (cm) | 154.05±19.19 | 12.46 | 141.71±27.42 | 19.35 |
| SD (mm) | 5.53±0.77 | 13.87 | 4.12±0.70 | 16.92 |
| LA (cm2) | 31.94±7.06 | 22.11 | 22.43±8.05 | 35.88 |
| FW (kg·hm-2) | 33252.00±11314.29 | 34.03 | 25119.38±10236.44 | 40.75 |
| DW (kg·hm-2) | 11720.34±3100.47 | 26.45 | 8396.72±2384.87 | 28.40 |
| Ash (%DM) | 6.48±1.10 | 16.97 | 7.64±1.68 | 21.98 |
| CP (%DM) | 7.99±1.36 | 17.01 | 7.57±1.20 | 15.81 |
| ADF (%DM) | 40.26±4.12 | 10.23 | 41.59±3.68 | 8.86 |
| NDF (%DM) | 61.59±5.15 | 8.36 | 62.55±3.75 | 5.99 |
| RFV | 68.20±10.17 | 14.92 | 65.57±7.36 | 11.23 |
| Pn (μmol·m-2·s-1) | 13.47±4.29 | 31.81 | 14.61±3.77 | 25.80 |
| Tr (mmol·m-2·s-1) | 3.96±1.93 | 48.78 | 7.85±2.71 | 34.51 |
| Ci (μmol·mol-1) | 230.56±53.11 | 23.03 | 268.81±37.56 | 13.97 |
| Gs (mmol·m-2·s-1) | 0.16±0.08 | 50.56 | 0.28±0.13 | 46.23 |
| WUEintr (μmol·mol-1) | 94.18±33.40 | 35.46 | 60.96±22.68 | 37.21 |
| WUEinst (μmol·mmol-1) | 3.98±1.69 | 42.47 | 2.02±0.69 | 33.99 |
| CE (mol·m-2·s-1) | 0.06±0.03 | 42.58 | 0.06±0.02 | 27.36 |
Table 5 Trait variation across different environments
性状 Trait | 贵南Guinan | 湟中Huangzhong | ||
|---|---|---|---|---|
| 平均值±标准差Mean±standard deviation (SD) | 变异系数Coefficient of variation (CV, %) | 平均值±标准差Mean±standard deviation (SD) | 变异系数Coefficient of variation (CV, %) | |
| PH (cm) | 154.05±19.19 | 12.46 | 141.71±27.42 | 19.35 |
| SD (mm) | 5.53±0.77 | 13.87 | 4.12±0.70 | 16.92 |
| LA (cm2) | 31.94±7.06 | 22.11 | 22.43±8.05 | 35.88 |
| FW (kg·hm-2) | 33252.00±11314.29 | 34.03 | 25119.38±10236.44 | 40.75 |
| DW (kg·hm-2) | 11720.34±3100.47 | 26.45 | 8396.72±2384.87 | 28.40 |
| Ash (%DM) | 6.48±1.10 | 16.97 | 7.64±1.68 | 21.98 |
| CP (%DM) | 7.99±1.36 | 17.01 | 7.57±1.20 | 15.81 |
| ADF (%DM) | 40.26±4.12 | 10.23 | 41.59±3.68 | 8.86 |
| NDF (%DM) | 61.59±5.15 | 8.36 | 62.55±3.75 | 5.99 |
| RFV | 68.20±10.17 | 14.92 | 65.57±7.36 | 11.23 |
| Pn (μmol·m-2·s-1) | 13.47±4.29 | 31.81 | 14.61±3.77 | 25.80 |
| Tr (mmol·m-2·s-1) | 3.96±1.93 | 48.78 | 7.85±2.71 | 34.51 |
| Ci (μmol·mol-1) | 230.56±53.11 | 23.03 | 268.81±37.56 | 13.97 |
| Gs (mmol·m-2·s-1) | 0.16±0.08 | 50.56 | 0.28±0.13 | 46.23 |
| WUEintr (μmol·mol-1) | 94.18±33.40 | 35.46 | 60.96±22.68 | 37.21 |
| WUEinst (μmol·mmol-1) | 3.98±1.69 | 42.47 | 2.02±0.69 | 33.99 |
| CE (mol·m-2·s-1) | 0.06±0.03 | 42.58 | 0.06±0.02 | 27.36 |
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