冬小麦—夏玉米轮作体系优化施氮对土壤硝态氮的影响
杨仁朋,王德科,刘长庆,刘春生
The Effects of Optimize Nitrogen Fertilizer on the Nitrate-N of Soil under Winter Wheat and Summer Maize Rotational Cultivation
Yang Renpeng, Wang Deke, Liu Changqing, Liu Chunsheng
中国农学通报
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2006, (12): 369
-369
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DOI: 10.11924/j.issn.1000-6850.0612369
