陕西省2023年苹果和弼猴桃病虫害防控植保贡献率评价报告

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Abstract： In order to accurately evalute the effect of pest control on the yield and quality of fruit trees，in 2O23，the General Plant Protection Station of Shaanxi Province took two representative fruit tree species，apple and kiwifruit as main research objects，and completed the evaluations of the plant protection contribution rate of pest and disease control of apple and kiwifruit in whole province by organizing field evaluation and test in five main fruit-producing counties， including Luochuan County and Zhouzhi County. The results of intergrated multi-point test data of 5 counties indicated that the contribution rate of plant protection of pest and disease control for apple and kiwifruit in Shaanxi Province in 2O23 was 33.9% and 35.9% ，respectively. Among the different control strategies，the plant protection contribution rate of scientific prevention and control，unified prevention and control，and farmers’ self-prevention of apple was 52.1% ， 37.8% and 29.2% ，respectively. Scientific prevention and control，and unified prevention and control exhibited 14.3% and 8.6% higher contribution rate than farmers’ self-prevention，respectively. The plant protection contribution rate of scientific prevention and control， unified prevention and control，and farmers’ self-prevention of kiwifruit was 50.8% ， 40.0% and 32.4% ，respectively. Scientific prevention and control，and unified prevention and control exhibited 18.4% and 7.6% higher contribution rate than farmers’ self-prevention，respectively. The results showed that future promoting the large-scale application of green pest and disease control technologies in emerging production entities like family farms， continuing to strengthen plant protection work，and still playing a greater role in enhancing fruit quality and efficiency. Key words： fruit trees; apple； kiwifruit； pest and disease； plant protection contribution rate

为科学评价果树病虫害防控工作对果树产量和果品品质的保障效果，客观反映植保工作成效，刘万才[1提出了植保贡献率的概念和测算方法。（剩余5128字）