害虫抗药性的产生原因与克服措施害虫产生抗药性，不但给防治带来困难，使农业丰产难以得到保证，而且还会造成环境污染、生态环境被破坏等一系列不良恶果，因此，如何防止和克服害虫抗药性，是人们普遍关心的问题。一、害虫抗药性的产生原因１、长期单一使用农药。长期单... Pest resistance causes and countermeasures Insect pests produce resistance, not only bring difficulties in prevention and control, it is difficult to get the guarantee of agricultural high yield, but also cause a series of adverse consequences such as environmental pollution and ecological environment destruction. Therefore, how to prevent and Overcoming pest resistance is a common concern. First, the pest resistance causes 1, long-term single use of pesticides. Long-term single ...