从1984年起 ,在沈阳农业大学棕壤上设置含氯化肥长期定位试验。结果表明 ,长期施用含氯化肥在大豆整个生育期内可促进株高、茎粗、根系等地上部及地下部的生长 ,氯对大豆氮、磷养分的吸收无明显影响 ,对钾的吸收有一定的促进作用 Since 1984, long-term locating experiments with chlorinated fertilizers have been set up on brown soil of Shenyang Agricultural University. The results showed that the long-term application of chlorine-containing fertilizers could promote the growth of plant height, stem diameter, root system and other above and below the ground during the whole growth period of soybean. Chloride had no significant effect on the absorption of nitrogen and phosphorus in soybean, A certain role in promoting