农作物防寒防冻措施昭通地区农牧局６５７０００马勇我省地处高原，冬春农作物多受霜冻影响，并偶有寒潮入侵，产生低温、雪凌危害。尤其是春季的“倒春寒。晚霜冻、晚雪凌”，是危害小春作物的致命因子。因此，农作物的防寒防冻至关重要。一般可采取以下措施：１、合理施... Zhaotong area agriculture and Animal Husbandry Bureau 657000 Ma Yong Province is located in the plateau, winter and spring crops are more affected by frost, and the occasional cold wave invasion, resulting in low temperature, snow Ling hazards. Especially in spring, “late spring cold night frost, late snow Ling,” is a fatal factor endangering small spring crops. Therefore, the antifreeze crops is crucial. Generally can take the following measures: 1, reasonable application ...