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《Journal of China Agricultural University》 1996-05
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The Problems and Countermeasures of Vegetable Fertilization in Beijing

Chen Xinping; Zhang Fusuo (Dept. of Plant Nutrition, C A U, Beijing 100094)  
The problems concerning vegetable fertilixation were investigated in Beijing suburb. The unappropriate ratio of N, P and K applied, and the unbalance between input and output for soil nutrient poot were the most serious problems. This led to in dectease vegatable quality, environment at pollution,soll salinization and disease develop-ment. Balanced fertilization, by combination of soil testing with plant diagnosis, is the effective measure to solve the problems in vegetable fertilization. The topics which should be studied further in the respects were also discussed in this paper.
【Fund】: 北京自然科学基金
【CateGory Index】: S147.3
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