论文部分内容阅读
果树害虫防治重点在于预防,了解害虫习性以及科学合理用药才可以达到事半功倍的作用。目前,苹果、柑橘两类大宗果树(全国种植面积3000万亩以上)杀虫剂登记种类与数量都较多,可满足生产中害虫防治的需要。梨、桃、葡萄、香蕉、枣(500万亩-2000万亩)有少量登记杀虫剂或无登记,且药剂种类单一;生产中可能存在超范围使用登记于其他作物上杀虫剂等情况。草莓、李、杏、核桃、板栗、蓝莓、樱桃等(500万亩以下)基本
Fruit pest control focuses on prevention, understanding of pest habits and scientific and rational use of drugs can achieve a multiplier effect. At present, apple and citrus bulk fruit trees (with a planting area of more than 30 million mu nationwide) have more pesticide registrations and quantities, which can meet the needs of pest control in production. Pears, peaches, grapes, bananas and jujubes (500 mu - 2000 mu) have a small amount of registered insecticides or no registration, and the types of medicines are single; there may be cases where pesticides are registered in other crops in excess of their production levels . Strawberry, plum, apricot, walnut, chestnut, blueberry, cherry, etc. (500 acres or less) basic