果实采收后及上冻前,抓紧防治果树害虫如梨星毛虫、苹果巢蛾、苹果小吉了虫、卷叶虫、食心虫、红蜘蛛等是保证果树翌年丰产增收的一个重要环节.为此,现介绍几种适于小型果园和果树专业户及庭院果树防治虫的无污染、简单 Pay close attention to prevention and control of pests of fruit trees such as pear-shaped caterpillars, apple-nest moths, apple-koji worms, leaf roller worms, moth worms and spider mites before fruit freezing and freezing, which is an important step in ensuring fruit yield and yield increase in the following year. Introduce several suitable for small orchards and fruit trees specialized households and garden fruit tree pest control pollution-free, simple