一、施足基肥越冬菠菜生育期较长,为了防止脱肥,基肥必须充足,然后整地作畦。二、越冬前适当控制氮肥越冬菠菜越冬前的肥水管理标准在于保证菠菜在越冬前长出4～5片真叶。因为4～5片真叶的菠菜抗寒性能最强,过大或过小都易遭受冻害。 First, the Shi-based footer Spin-off longer spinach spinach, in order to prevent fattening, basal fertilizer must be adequate, and then soil preparation 畦. Second, proper control of nitrogen fertilizer before winter wintering winter water spinach management standards before the winter is to ensure that spinach grow 4 to 5 true leaves. Because 4 to 5 true leaves of spinach strongest cold performance, too large or too small are susceptible to frost damage.