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构成小麦单位面积产量的三个因素是:穗数、每穗平均粒数和粒重。其中任一因子的增加或减少,单位面积产量也相应地增加或减少。本文从一些大田调查和试验结果,来探讨与构成产量三因素有关的问题。
The three factors that make up the yield per unit area of wheat are the number of ears, the average number of grains per ear and the grain weight. Any increase or decrease of any factor will increase or decrease correspondingly. This article explores the issues related to the three factors that make up the output from some field surveys and test results.