鞍山市现有耕地面积23.8万公顷[1],其中玉米种植面积14.7万公顷、水稻4.3万公顷、蔬菜4.7万公顷。但是,农民在生产中往往凭经验施肥,既浪费肥料,又易引起土壤养分比例失衡,从而影响农民种田的经济效益,并造成环境污染[1-2]。为了改变这种现状,鞍山市全面启动测土配方施肥工作,各 Anshan currently has 238,000 hectares of arable land, including 147,000 hectares of corn, 43,000 hectares of rice and 47,000 hectares of vegetables. However, farmers often experience fertilizers in production, which is not only a waste of fertilizers, but also an imbalance in the proportion of soil nutrients, thus affecting the economic benefits of farming and causing environmental pollution [1-2]. In order to change this situation, Anshan City, soil testing and fertilizer to start full work