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一、清园果实采收后,树下存留的枯枝、落叶、烂果、杂草就成了许多病菌、害虫的越冬藏身之处。所以,这一时期要结合修剪,组织人员将枯枝、落叶彻底清理,集中烧毁或在果园内高温堆肥。桃、梨、葡萄、李等落叶果树,用3°～5°石硫合剂,或45%晶体石硫合剂30～50倍液喷洒。
First, the harvest of fruits in the garden after the tree remain dead branches, deciduous, rotten fruit, weeds have become many germs, pests and winter hiding place. Therefore, this period should be combined with pruning, organizational staff will be dead branches, leaves completely cleaned up, concentrated burned or high-temperature compost in orchards. Peach, pear, grape, plum and other deciduous fruit trees, with 3 ° ~ 5 ° stone sulfur mixture, or 45% crystal stone sulfur mixture 30 to 50 times the spray.