草地早熟禾类草坪草在寒冷半干旱带(兰州)适应性的研究 |
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引用本文: | 韩烈宝,牟新待. 草地早熟禾类草坪草在寒冷半干旱带(兰州)适应性的研究[J]. 草业科学, 1999, 0(Z1) |
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作者姓名: | 韩烈宝 牟新待 |
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作者单位: | 北京林业大学草坪研究所!北京100083(韩烈宝),甘肃农业大学草业学院!兰州730070(牟新待) |
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摘 要: | 鉴于草地早熟禾在田间试验条件下各品种的适应能力无明显差异 ,只有在逆境胁迫下才表现其适应力的差别 ,将实验室测试的生理生化指标与田间观察结果加以综合 ,对 2 0个草地早熟禾品种用抗逆性指数 (Si)进行排序和分类 ,抗逆性强的有 2个 ,中等的 15个 ,差的 3个。
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关 键 词: | 草地早熟禾 寒冷半干旱带 抗逆性 |
Study on the adaptability of kentucky bluegrass varieties in cold and semiarid zone (Lanzhou) |
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Abstract: | According to the resistance index of 20 varieties of kentucky bluegrass, there were 2 varieties with strong resistance, 15 with middle resistance and 3 with weak resistance respectively. |
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Keywords: | kentucky bluegrass clod and semiarid zone resistance to stress |
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