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1.控制氮肥蔬菜在幼苗期切忌偏施氮肥,以免植株生长幼嫩,抗寒力差。追肥要早,多施磷钾肥,促进菜苗健壮,增强抗寒能力。2.适时追肥蔬菜冬前要追肥,主要施有机肥,晴天时每667平方米追施暖性肥料如猪、马、牛粪100～150千克,施在菜根处,可提高土温2℃～3℃,有利于抗寒防冻。3.泼浇
1. Control of nitrogenous vegetables avoid partial nitrogen fertilizer in the seedling stage, so as to avoid the growth of young plants, cold hardiness. Top dressing to be early, more phosphorus and potassium, to promote robust seedlings, enhance cold resistance. 2. Timely dressing fertilizer before winter to top-dressing, the main organic fertilizer, sunny every 667 square meters topdressing warm fertilizer such as pigs, horses, cow dung 100 to 150 kg, applied in the root, can increase soil temperature 2 ℃ ~ 3 ℃, is conducive to anti-freezing cold. Pour pouring