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我国与东南亚及欧美国家和地区经济作物病虫害,特别是柑桔橙柚黄龙病,香蕉束顶病、香蕉花叶心腐病和番木瓜环斑病六大毁灭性及危险性病害呈现的惊人跳跃式发展态势,使其成为上升为我国农业生产的第一大敌。由广东省珠海市绿宇生化技术研究所研制的36%降黄龙可湿性粉剂,经在广东省广州市、高州,福建省漳州、广西区合浦与四川省川北地区柑桔橙柚主栽区等10多个省市香蕉与番木瓜种植区大面积试验表明,用该农药防治柑桔橙柚黄龙病,喷药7天后检查,叶脉叶色转绿,施药15天检查,叶
China and Southeast Asia, Europe, the United States and other countries and regions, crop pests and diseases, especially citrus orange pomelo Huanglongbing, banana bunchy top disease, banana mosaic leaf heart disease and papaya ring spot six destructive and dangerous diseases presented a staggering jump Style development trend, making it become the first enemy of China’s agricultural production. 36% drop Huanglong wettable powder developed by Zhuhai Green-Yu Biochemical Technology Research Institute in Zhuhai City, Guangdong Province, was approved by Guangzhou Citizen Citrus grandiflora growing area in Guangzhou, Gaozhou, Zhangzhou, Fujian Province, Hepu, Guangxi Province and Sichuan Province, Sichuan Province More than 10 provinces and municipalities banana and papaya cultivation area large area tests showed that the pesticide to prevent citrus orange pomelo Huanglongbing, spraying 7 days after the inspection, leaf color turn green, spraying 15 days inspection, leaves