With the application of the organic manure, the organic nitrogen is the main pattern of the water-solution nitrogen loss, of which the average occupies more than 60-70%.

施用有机肥后，水溶性有机态氮是水溶性氮素流失的主要形态，平均占到60- 70%以上。

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With the application of the organic manure, the organic nitrogen is the main pattern of the water-solution nitrogen loss, of which the average occupies more than 60-70%.

施用有机肥后，水溶性有机态氮是水溶性氮素流失的主要形态，平均占到60- 70%以上。

youdao