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關注:1
2013-05-23 12:21
求翻譯:而速效氮、速效磷含量在棉花種植前和收獲后相比呈下降趨勢。是什么意思?![]() ![]() 而速效氮、速效磷含量在棉花種植前和收獲后相比呈下降趨勢。
問題補充: |
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2013-05-23 12:21:38
The available nitrogen, available phosphorus content in the pre-and post-harvest cultivation of cotton compared to a downward trend.
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2013-05-23 12:23:18
quick-fix nitrogen and phosphorus content in the cotton cultivation, quick before and after harvest downward trend in comparison.
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2013-05-23 12:24:58
But the fast-acting nitrogen, the fast-acting phosphorus content compare after the cotton planter and the harvest assume the drop tendency.
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2013-05-23 12:26:38
Available nitrogen and available phosphorus content in cotton declined compared to before planting and after harvest.
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2013-05-23 12:28:18
Available nitrogen and available phosphorus content in cotton declined compared to before planting and after harvest.
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