类群 Cluster | 材料代号 Code of germplasm | 个数 Number | 频率(%) Frequency | 判别模型 Discrimination mode | 类平均Mean of cluster | Pn [μmolCO2/(m2·s)] | Tr [mmolH2O/(m2·s)] | WUE (μmolCO2/mmolH2O) | A1
| 43,50,51,55,60,70,81,86,89,90,91,101 | 12
| 11.88
| Y=-22.97Pn+133.00Tr+165.55WUE-510.49
| 44.48±3.18a
| 9.57±0.64a
| 4.65±0.23d
| A2 | 2,23,25,32,40,72,95 | 7 | 6.93 | Y=-21.23Pn+122.17Tr+158.91WUE-458.87 | 42.64±1.94a | 7.66±0.59b | 5.58±0.28c | B1
| 1,4,21,28,31,35,37,41,42,44,47,48,49,52,54,56,59,61,62,64,67,68,71,79,83,85,87,88,94,96,97,99 | 32
| 31.68
| Y=-23.1Pn+129.08Tr+163.27WUE-460.66
| 33.97±3.73c
| 7.38±0.72b
| 4.62±0.46d
| B2
| 9,16,18,19,22,26,30,33,38, 46,58,63,65,73,74,76,82 | 17
| 16.83
| Y=-23.32Pn+126.71Tr+166.16WUE-453.86
| 28.45±2.51d
| 5.32±0.69c
| 5.40±0.53c
| C | 6,7,8,10,12,15,29,75,92,93 | 10 | 9.90 | Y=-23.08Pn+127.98Tr+173.86WUE-515.98 | 37.77±3.77b | 5.50±0.69c | 6.90±0.45b | D | 3,53,57 | 3 | 2.97 | Y=-27.77Pn+149.38Tr+177.49WUE-541.59 | 20.74±5.86e | 8.10±0.78b | 2.53±0.51f | E
| 5,11,14,20,24,27,34,36,39, 45,66,69,77,78,98,100 | 16
| 15.84
| Y=-22.7Pn+121.38Tr+154.25WUE-384.52
| 19.65±4.08e
| 4.96±1.02c
| 3.98±0.46e
| F | 13,17,80,84 | 4 | 3.96 | Y=-29.93Pn+154.98Tr+211.51WUE-698.21 | 21.22±4.65e | 2.80±0.51d | 7.55±0.59a |
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