不同马铃薯品种的氮利用效率及其分类研究
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何丹丹,贾立国,秦永林,樊明寿
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Classification of potato cultivars by their nitrogen use efficiency
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Dan-Dan HE,Li-Guo JIA,Yong-Lin QIN,Ming-Shou FAN
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表3 不同氮效率类型马铃薯干物质量的差异
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Table 3 Variation of dry matter accumulation in different potato cultivars with different N use efficiencies (g plant-1)
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处理
Treatment | 品种
Cultivar | 出苗天数 Days after emergence | | 20 d | 35 d | 50 d | 65 d | 80 d | | N- | 麦肯1号 McCain 1 | 17.35 a | 34.03 c | 85.68 c | 212.30 c | 203.38 c | | 夏波蒂 Sheopdy | 14.91 b | 55.55 b | 197.31 b | 343.82 a | 327.09 b | | 克新1号 Kexin 1 | 16.40 a | 61.16 a | 223.23 a | 308.69 b | 347.34 a | | N+ | 麦肯1号 McCain 1 | 18.97 b | 41.73 c | 132.80 c | 307.40 b | 266.82 c | | 夏波蒂 Sheopdy | 19.04 b | 76.14 b | 242.52 b | 404.59 a | 446.82 b | | 克新1号 Kexin 1 | 22.89 a | 89.13 a | 259.86 a | 405.42 a | 507.06 a |
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