Soil fertility evolution, nutrient balance and reasonable fertilization in paddy field in southern area of Jiangsu Province
LI Ronggang1, YANG Linzhang2, PI Jiahuan3
1. Jiangsu Department of Agriculture and Forestry, Nanjing 210013, China; 2. Nanjing Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008, China; 3. Agricultural Bureau of Wuxi, Jiangsu Province, Wuxi 214023, China
LI Ronggang, YANG Linzhang, PI Jiahuan. Soil fertility evolution, nutrient balance and reasonable fertilization in paddy field in southern area of Jiangsu Province[J]. Chinese Journal of Applied Ecology, 2003, (11): 1889-1892.
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