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1以肥促苗壮对生长较差的油菜早施薹肥,每公顷施尿素150 kg(或腐熟人粪尿22.5 t/hm2)、钾肥75 kg;对开花后仍生长不良、叶色褪淡或发黄的田块每公顷补施腐熟人粪尿4.5 t加尿素45～75 kg。
1 Fertilize the sprouted seedlings and apply the bolting fertilizer to the poorly growing rapeseed at a rate of 150 kg / ha (or 22.5 t / hm2 of decomposed human excrement) and 75 kg of potash fertilizer per hectare; Or yellowing fields fill hectare manure per hectare 4.5 t plus urea 45 ~ 75 kg.