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梨黑星病的药剂防治梨黑星病是梨树（西洋梨除外）的主要病害。我国梨树栽培地区几乎都有发生，严重影响梨果质量。笔者在１９９３－１９９４年应用美国杜邦公司生产的福星（新星）农药，对梨黑星病进行防治试验和大面积防治示范，均取得极好效果。福星农药为杀茵剂，除具...
Pear scythes disease prevention Pear scab is pear (except pear) the main disease. Pear cultivation in China almost all have occurred, seriously affecting the quality of pear. The author in 1993-1994 application of the United States DuPont production of Fuxing (Nova) pesticides, pears scab control and large-scale prevention and control of experiments, have achieved excellent results. Fuxing pesticides for virulent, except with ...