突变株系增产的主要原因可能是孕穗灌浆期净光合速率和表观量子效率的急剧增加。
The higher grain yield in mutated strains was mainly due to abundant carbohydrate synthesis and transfer to grains during booting-filling stage .
孕穗-灌浆期的净光合速率和表观量子效率的急剧增加可能成为突变株系增产的主要原因。
The higher grain yield in mutated strains was mainly due to increasing the net photosynthetic rate and apparent quantum yield considerably at the stage from booting to filling.
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