在接近开花而营养枝又在伸长时，球花早落的数量达到最多。
Conelet - drop is at a maximum when shoot extension occurs at a time close to anthesis.
本文还研究讨论了留营养枝与整枝棉花根系在土壤中的分布规律。
The root distribution of all treatment on the different soil profile were also conducted and discussed.
本文还研究讨论了留营养枝与整枝棉花根系在土壤中的分布规律。
The root distribution of all treatment on the different soil profile were also conducted and discussed.
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