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本刊讯(特约通讯员葛德光)近年来,酥梨主要产区安徽省砀山县的梨小食心虫发生危害呈逐年上升趋势,发生范围广、虫口数量大,严重制约了砀山酥梨的发展和果实品质的提高。砀山县委、县政府
In recent years, the occurrence of pear borer in Dangshan County, the main producing area of pear in China, has risen year by year with a wide range of occurrences and a large population of insect pests, which severely restricted the development and fruit quality of Dangshansha pear Improve. Dangshan county party committee and government