不同农作物种植对土壤和作物重金属的影响

黄承建, 李祥, 刘小康, 潘庭杰, 雷宁, 罗芳, 赵思毅

Effects of Different Crops Planting on Heavy Metals in Soils and Crops

Huang Chengjian, Li Xiang, Liu Xiaokang, Pan Tingjie, Lei Ning, Luo Fang, Zhao Siyi

表9 不同农作物种植地土壤理化性质

Table 9 Soil properties in different crop planting fields

作物种植地 Crop planting fields pH 有机质 Organic matter (g/kg) 全氮 Total nitrogen (g/kg) 碱解氮 Available nitrogen (mg/kg) 有效磷 Available phosphorus (mg/kg) 速效钾 Available potassium (mg/kg) 苎麻地Ramie fields 5.23±0.22b 20.79±1.46b 1.07±0.09a 118.00±16.73a 51.94±11.56a 119.81±27.45a 间套作旱地Intercropping and relay-cropped drylands 5.82±0.44ab 14.54±1.62c 0.92±0.12a 84.50±12.37a 25.94±7.30ab 93.38±21.23b 水稻田Paddy fields 6.62±0.19a 27.18±1.73a 1.24±0.09a 87.11±8.36a 5.02±1.23b 98.11±15.05b