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１、科学施苔肥。春后施好苔肥，是促进油菜早发稳发的关键措施。苔肥施用量应占总施肥量的３０％左右（田肥、油菜苗好的要少施；田瘦、菜苗差的要适当多施）。油菜抽苔前，约２月底３月初，每亩用硫酸铵１５～２０公斤或人粪尿１２００公斤兑水点施。２、适时灌排。油菜...
1, scientific moss fertilizer. Applying moss fertilizer after spring is the key measure to promote the early onset of rape. The amount of moss fertilizer should account for about 30% of the total amount of fertilizer (Tianfei, rapeseed good to less Shi; Tian lean, poor seedlings should be applied more). Rape before rapeseed, about the end of February early March, mu with ammonium sulfate 15 to 20 kg or 1200 kg of human excrement watered against water facilities. 2, timely irrigation row. rape...