防治苹果园桃小食心虫的几点体会桃小食心虫的防治比较困难。近几年，由于雨水频繁，防治不力，其危害程度加重和范围扩大。据调查，我场９０％的果园有桃小发生，其中５％的果园虫果率为２０％，个别园段达５０％以上，弃管园则高达１００％，果品完全失去商品价值。实践... Prevention and control of apple orchard peach moth worms experience Peach mung worm prevention and control more difficult. In recent years, due to frequent rain and poor prevention and control, the degree of harm is aggravated and the scope is widened. According to the survey, 90% of the orchards in our farm have small peach trees, of which 5% have a rate of fruit pests of 20%, more than 50% of individual garden areas and 100% of abandoned garden areas, and the fruits completely lose their value. practice...