荔枝龙眼果期病虫害防治要点

• 出 处: 广西农业科学
• 发表日期: 2002年03期
• 关键词: 病虫害防治 蒂蛀虫 疫霉病 瑞毒霉锰锌 荔枝蝽象 害虫种群 速灭杀丁 冬梢 成虫羽化 农业技术措施

荔枝、龙眼病虫害种类繁多 ,但以霜疫霉病、炭疽病、荔枝蝽象、蒂蛀虫、瘿螨、亥麦蛾、龙眼角颊木虱、金龟子等为主 ,而且大部分集中于花期、幼果期及果实近熟期为害。防治上应重点抓好以下工作 :1、抓好农业技术措施。采果后清园修剪 ,将各种残枝落叶烧毁 ,减少翌年的病虫源 ;

Litchi, longan pests and diseases of a wide range, but to frost mold disease, anthracnose, litchi stinkbug, pedicel mites, scabies mites, hay moths, longhorn psyllids, beetles, etc., and most of them focus on flowering, young Fruit and fruit near maturity damage. Prevention should focus on the following tasks: 1, do a good job agricultural technical measures. After picking the fruit garden pruning, all kinds of stumps will be burned to reduce the source of pests and diseases the following year;