红蜘蛛对果树的为害十分猖獗,且其适应性强、繁殖率高、易产生抗性,历来防治都较为困难,它的发生直接影响果品的产量和质量,给广大果农经济上造成了不可估量的损失。其实,只要能了解其发生特点,把握其关 Red spider on the damage of fruit trees is very rampant, and its adaptability, high reproductive rate, easy to produce resistance, has always been more difficult to prevent and control, its occurrence has a direct impact on the yield and quality of fruit, resulting in an immeasurable economic fruitless majority of farmers Loss. In fact, as long as we can understand the characteristics of its occurrence, grasp the relevant