摘要
在分析湖北江汉平原四湖地区成土条件与特征的基础上．揭示了四湖地区湿地农田土壤主要养分障碍及农田生态系统养分平衡状况，并对水稻施肥的效应及合理施肥技术进行了研究．
Based on analysis of the condition and characteristies of soil formtion in wetland of Sihu region in Hubei province,this paper discussed the major obstructive factors of soil nutrients, and nutrient balance in the farmland ecosystem. Fertilizer efficiency and rational fertilization of rice were also discussed.
关键词
湿地养分障碍
施肥
养分平衡
合理施肥
wetland, nutrient obstruction, nutrient balance, rational fertilization
