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冬前要使小麦实现单株主茎叶六叶一心(半冬性七叶一心),单株分蘖3～4个(半冬性7～8个),根10条以上,长相敦实粗壮,必须抓好以下几点。 1.底肥是壮苗的基础 一般底肥667平方米施农家肥3～4立方米、碳铵50公斤、过磷酸钙50公斤、氯化钾7～8公斤。施肥时农家肥和化肥相结合,氮、磷、钾肥相结合,速效肥和迟效肥相结合,为小麦壮苗打好基础。
Before winter, wheat should be harvested to achieve single leaf stem with six leaves (half-heart and half leaf), 3 to 4 tillers per plant (7 to 8 in semi-winter), 10 or more roots, What are the following? 1. Base fertilizer is the base of strong seedlings General base fertilizer 667 square meters Farmers 3 to 4 cubic meters of fertilizer, ammonium bicarbonate 50 kg, 50 kg of superphosphate, potassium chloride 7 to 8 kg. Manure fertilizer and fertilizer combination of fertilization, nitrogen, phosphorus, potassium combined with quick-acting fertilizer and delayed combination of fat, lay a good foundation for strong wheat seedlings.