冬季气温低,微生物活动能力减弱,需要转化的肥类肥效慢,而冬播作物生长,需要充分的肥分,解决抵触的方法是追施速效肥料。氮素化肥可选用碳酸氢铵;磷肥尽可能选用过磷酸钙;钾肥可选用氯化钾(但马铃薯、西红柿等忌氯作物生长中后期宜选用硫酸钾);施用复合肥可选用45%三元复合肥;农家肥可用腐 Low winter temperatures, microbial activity weakened, need to convert fertilizer slow, and winter planting crops, the need for adequate fertilizer, to resolve the conflict is topdressing fertilizer. Nitrogen fertilizer can be used ammonium bicarbonate; phosphate fertilizer as much as possible selection of superphosphate; Potassium can be used potassium chloride (but potatoes, tomatoes and other avoidance of chlorine crops should be used in the late growth of potassium sulfate); Application of compound fertilizer can use 45% ternary Compound fertilizer; manure available rot