常见农作物吸收氮磷钾比例

常见农作物吸收氮磷钾比例作物收获物形成100公斤经济产量所吸收的养分数量(公斤)氮（N）磷(P205)钾(K20)小麦籽粒31-1.52-4玉米籽粒312.5花生荚果71.34马铃薯鲜块根0.550.221.06棉花皮棉13.84.814.4烟草烟叶4.11.35.6生姜肉质根0.630.131.12大葱果实0.350.080.5大蒜肉质根0.500.120.4萝卜肉质根0.450.160.5洋葱葱头0.270.120.23胡萝卜肉质根0.410.170.58芋头肉质根0.480.120.35番茄果实0.30.120.4茄子果实0.810.230.68菜豆果实0.350.070.14辣椒果实0.280.090.39黄瓜果实0.130.060.15冬瓜果实0.180.040.2西瓜果实0.80.331草莓果实0.350.170.69卷心菜叶球0.410.050.38韭菜地上部0.170.050.18芹菜全株0.40.140.6大白菜全株0.150.070.2菠菜全株0.360.180.52结球甘蓝全株0.830.140.59苹果果实0.60.340.66梨果实0.470.230.48樱桃果实0.250.10.33葡萄果实0.380.220.45柿子果实0.80.31.2枣果实1.511.3