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前言近廿多年来,为提高作物的单产和品质,中外许多学者努力于作物本身的研究。对作物产量的形成则着重从光合产物的形成、消耗、积累和分配等过程进行研究;并
Preface In recent twenty years, many Chinese and foreign scholars have been trying their best to improve the yield and quality of crops. The formation of crop yield focuses on the process of formation, consumption, accumulation and distribution of photosynthetic products; and