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cje ›› 1985, Vol. ›› Issue (6): 26-28.

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Study on the Nutrient Circulation and Fertilization in Farmland Ecosystem of Shanghai Suburbs

Wang Fan gtao   

  1. Institute of Soil and Fertilizer, Shanghai Academy of Agricultural Sciences
  • Received:1985-04-09 Online:1985-12-10

Abstract: In the farmland ecosystem of Shanghai suburbs, soil are rich in N and P, but deficient in K.In order to keep nutrient balance in this ecosystem and make crops grow well, it is necessary to decrease the application of N, stope the application of P, and supply suitable amount of K to the soil.

Key words: Plantation, Litterfall, Nutrient, Nutrient translocation