2008•Shanghai nongye xuebaoRequires access
Effects of different N,P and K fertilizer applications on cabbage
Ping Zhu
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Abstract
Cultural experiments of cabbage were carried out under different fertilizer applications in order to study the effects of different N,P and K fertilizer applications on cabbage.The results in- dicated that the ten of sixteen different treatments of N,P and K fertilizer application could made cabbage yield reach above 3 100 kg/666.7 m~2 and their net income after deducting fertilizer cost was o- ver 1 700 yuan/666.7 m~2.The economic efficiency under Treatment 6 was the best.Considering an effect of adding organic fertilizer on improving soil and less decrease in income,it was recommended adding 1 000 kg/666.7 m~2 commercial organic fertilizer application on the basis of Treatment 6,or the recommended application rates of commercial organic fertilizer,pure nitrogen,pure phosphorus and pure potassium were respectively 1 000,16,8 and 12.8 kg/666.7 m~2.