The yield and components of some big spike wheat varieties are studied by means of multiple correlation, progressive regression and path analysis.
运用多元相关、逐步回归和通径分析法对一些大穗小麦的产量构成因素等农艺性状进行研究。
The effects on planting density and the amount of fertilizer applied to the yield components of several wheat varieties are studied by mean of random design.
采用随机区组设计，研究种植密度与施肥水平对几个小麦品种(系)产量构成的影响。
The present study was aimed at studying the genetic improvement in yield and yield components of wheat cultivars grown in Mid Shaanxi area over last 60 years.
对陕西关中地区60多年来小麦品种产量及产量结构的遗传改良进行了分析。
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