不同行距引起大豆生长竞争。
Growing soybean in different row-spacings introduces competition.
研究了在高产条件下，不同行距配置、密度对兰考90 6群体结构、光合及产量的影响。
Effects of different spacing form, density on structure of population, photosynthesis and grain yield of Lankao906 were studied under the high yielding condition.
研究了在高产条件下，不同行距配置、密度对奶花芸豆群体冠层结构、光能分布与利用特性及产量构成的影响。
Effects of different spacing form, density on structure of population, light distribution and yield of phaseolus vulgaris were studied under the high yielding condition.
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