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1合理施肥1.1巧施稳施拔节肥夏玉米播种后20~30天,植株有8~9叶时施拔节肥,施碳酸氢铵12.5~15kg/667m2或尿素5~6kg/667m2。1.2重施穗肥
A reasonable fertilization 1.1 Qiao Shi Wen Shi Stubbs Fertilizer summer maize 20 to 30 days after sowing, plants have 8 to 9 leaves Shiathan fat, ammonium bicarbonate application of 12.5 ~ 15kg / 667m2 or urea 5 ~ 6kg / 667m2.1.2 re-Shi Spike fat