我地冬季露地种植蔬菜，冻害对产量、品质影响很大。因此，露地种植蔬菜除了选用耐寒品种和合理布局外，还要加强防冻措施。（－）增施肥料主要增施有机肥料，以促进土壤疏松，增强土壤的保温性能，利用半腐熟的有机肥料在腐熟过程中释放出来的热量，提高地温。（二）覆盖防寒 My winter planting vegetables in the open field, frost damage on the yield, quality a great influence. Therefore, the planted vegetables in addition to the selection of hardy varieties and reasonable layout, but also to strengthen antifreeze measures. (-) Application of fertilizers The main application of organic fertilizers to promote soil loosening and enhance soil thermal insulation properties, the use of semi-matured organic fertilizer in the maturation process to release the heat and improve ground temperature. (B) cover cold