So the erect panicle type population has a bigger dry material production capacity and higher biological yield, these are the physical basis of high economic yield.
因此，直立穗型水稻群体物质生产能力较强，生物产量较高，这是其最终经济产量较高的物质基础。
The essential indicator for high yield population was high dry matter accumulation during grain filling stage.
提高花后物质积累量是玉米高产群体质量的本质指标。
Effects of different spacing form, density on structure of population, light distribution and yield of phaseolus vulgaris 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。
This paper reviewed the key diagnostic index and optimized regulating route of high yield population quality about mulch drip irrigation cotton.
论述了膜下滴灌棉花高产群体质量诊断的主要指标及群体优化调控途径。
At the end of the paper, the primary programme of optimizing control to the population quality of high yield was even more expounded.
文章还阐述了高产群体质量优化控制的基本程序。
Therefore, high yield can be obtained only through promotion of grain weight for properly stable population, healthy individual plant in cultivation.
因此，栽培上应以适度稳穿的群体、壮个体、争促粒重获得高产。
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、密度对兰考90 6群体结构、光合及产量的影响。
Taking single cropping late rice Wuyujing 5 and 93 25 as contrast, the variety characters and the high yield population quality indexes were studied.
试验以单晚稻武育粳5号和9325为对照，研究武运粳7号的特征特性和高产群体质量指标。
Taking single cropping late rice Wuyujing 5 and 93 25 as contrast, the variety characters and the high yield population quality indexes were studied.
试验以单晚稻武育粳5号和9325为对照，研究武运粳7号的特征特性和高产群体质量指标。
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