种植方式不同时，主茎结荚所占比例随着行距的增大而加大。
When the planting mode is different, the ratio of podding on the main stem would increase along with the increasing row spacing.
开花期、结荚期和鼓粒期干旱对产量影响最大，在大豆生产中要特别注意这几个生育时期的水分管理。
Effect of drought treatments at florescence, pod-setting and grain-filling on yield was significant and we should pay attention to moisture-managing at this growth stages in producing of soybean.
不同生育阶段氮和磷的吸收与积累量最大值在结荚至鼓粒期，分别占总量的47.74%和44.00%。
The absorption and accumulation of Nitrogen, Phosphorous were the highest at the period from pod-setting to pod-filling, account for 47.74% and 44.00% of total respectively.
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