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5. Contributions of Different N Sources to Crop N Nutrition in a Chinese Rice Field

Contributions of Different N Sources to Crop N Nutrition in a Chinese Rice Field

来源 :Pedosphere | 被引量 : 12次 | 上传用户：Wangyu

【摘 要】

：

N availability is one of the most important factors limiting crop yield enhancement.The recovery of applications of 15 N-labeled fertilizer and crop residues in a rice-wheat cropping system was determ

【出 处】

：

Pedosphere

【发表日期】

：

2010年02期

【关键词】

：

crop residue ~(15)N recovery N fertilizer 

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N availability is one of the most important factors limiting crop yield enhancement.The recovery of applications of 15 N-labeled fertilizer and crop residues in a rice-wheat cropping system was determined for up to 6 consecutive growing seasons.The cro

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