湿地稻-鸭复和生态系统的土壤理化性状的研究。
The study on soil physical and chemical characteristics of wetland rice-duck complex ecosystem.
植物群落对土壤理化性状及土壤养分转化的影响都很显著。
Plant community has a great influence upon the physicochemical properties of soil and nutrient inversion.
结果表明，各施肥区均不同程度地改善了土壤理化性状，提高了作物产量。
The results are as follows. The physical and chemical soil characters ere improved in every experimental plot, and the crop yield was increased in varying degrees.
应用推荐