铃壳、棉籽、纤维及单铃氮素累积受施氮水平和开花期的影响。

The nitrogen accumulation in cotton boll-shell, cottonseed, cotton fiber and single boll were significantly affected by the nitrogen application rates and their blooming stage.

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分析了穗长、枝梗分布、枝梗颖花数及其结实率、穗部维管束数目和开花期单茎干物重对穗粒数的影响。

The effects of the panicle length, branch distribution, number of spikelets, seed set percentage, neck vascular bundles and plant weight per stem on spikelet number per panicle were analyzed.

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