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高州市龙眼病虫害绿色防控和农药减量控害示范区的建设与效果
张有志
0
(高州市植保植检管理站)
摘要:
2018年在高州市沙田镇龙眼果园建设病虫绿色防控和农药减量控害示范区,核心示范区面积20hm2,辐射带动区面积200hm2,集成推广了以农业防治和物理防治为基础,融合生物防治、科学用药和专业化统防统治等绿色防控技术。核心示范区平均病虫害防效达到91.0%,比农民自防区提高4.0%,减少打药3次,平均每667m2减少化学农药量25.8%,整个示范区增收177.2万元。示范区不仅带来了显著的效益,带动周边辐射区域果农积极参与,而且保护了果园生态环境,提高了当地龙眼生产和病虫害防治的整体水平。
关键词:  龙眼  病虫害  绿色防控,农药减量
DOI:
投稿时间:2019-03-12修订日期:2019-03-12
基金项目:南方重大蔬菜害虫绿色防控体系创制与应用(201604046002);岭南蔬菜重大叶甲类害虫监测与防控技术示范推广(201710010068);重大外来入侵生物防控体系构建与应用(第一期)
Construction and Effect of Demonstration Zone for Green Prevention and Control and Pesticide Reduction and Control of Longan Diseases and Pests in Gaozhou City
()
Abstract:
In 2018, a demonstration zone for green prevention and control and pesticide reduction and control was established in Longyan Orchard of Shatian Town, Gaozhou City. The core demonstration area was 20hm2, and the radiation-driven area was 200hm2. Green prevention and control technologies were promoted, which based on agricultural control and physical control, integrated biological control, scientific medicine and specialized defense.In core demonstration area, the average control effect reached 91.0%,which was 4.0% higher than the farmers’ self-defense area, and reduced 3times and 25.8% of chemical pesticide per 667 m2,the total income of all demonstration area increased by 17.72 million yuan. The demonstration area not only brought significant benefits, but also promoted the active participation of fruit farmers in the surrounding radiation areas, protected the orchard ecological environment and improved the overall level of local longan production and pest control.
Key words:  Longan  pests and diseases  green prevention and control  pesticide reduction

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