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五、虫害及其防治 加州大学对柑桔害虫和螨类的研究首先从1906年在南加州任命Quayle至Whittier的加州大学植物病害实验室而开始的。1916年他正确地把油榄黑盔蚧和红圆蚧的抗性归因于氢氰酸熏蒸的结果——抗性的最早报道之一。1917年Quayle调往河边,1918年柑桔试验站的昆虫学部建立。Quayle教授关于柑桔害虫、螨类的研究及其防治得到了世界范围内的赞赏。 防治的问题刺激了对石油——鲜为人知和无法预言的材料的研究。第一次突破是
Pest and its control The UC research on citrus pests and mites started with the plant disease lab at the University of California at Quayle to Whittier in Southern California in 1906. In 1916 he attributed the resistance of Camellia crassipes and Rhubarb to the fate of hydrocyanic acid - one of the earliest reports of resistance. Quayle was transferred to the river in 1917 and the entomology department at the Citrus test station was established in 1918. Professor Quayle on citrus pests, mites and its prevention and treatment has been praised worldwide. The issue of prevention stimulated the study of petroleum - little-known and unpredictable materials. The first breakthrough is