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试验表明 :36 % (硫酸钾型 )、2 5 %九华山牌和 4 5 %六国牌三元复合肥对秋莴笋均有促进生长 ,提高产量的作用。从产量、品质和成本等综合因素考虑 ,在秋莴笋上施用 36 %九华山牌复合肥效益最好。
The results showed that 36% (potassium sulfate), 25% Jiuhuashan brand and 45% Liuyuan brand ternary compound fertilizer could promote the growth and yield of autumn lettuce. Considering the comprehensive factors of yield, quality and cost, it is most effective to apply 36% Jiuhuashan brand compound fertilizer on autumn lettuce.