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魔芋软腐病病原菌的鉴定及生物学特性初步研究
THE PRILIMINARY STUDIES ON THE BIOLOGICAL CHARACTER AND IDENTIFICATION OF KONNYAKU’S SOFT ROT BACTERIA
【摘要】 对魔芋软腐病病原菌的致病性测定、形态特征和生理生化特性的研究结果表明:魔芋软腐病由胡萝卜软腐欧氏杆菌( Erwinia carotovora pv.caratovora) 引起,病原菌的生长最适温度为25 ~30 ℃,最适酸碱度为pH6.0~6 .5,最适碳源为乳糖,最适氮源为酵母汁。
【Abstract】 Pathogenicity, morphological character, physiological and biochemical characters of bacteria isolated from diseased konnyaku ( Amorphallus konjac ) were studied and the results showed that konnyaku’s soft rot was caused by Erwinia carotovora pv. carotovora . The optimum temperature, pH, carbon source and nitrogen source for the growth of soft rot bacteria was 25~30℃,6.0~6.5, lactin and yeast extract, respectively.
- 【文献出处】 华中农业大学学报 ,JOURNAL OF HUAZHONG AGRICULTURAL , 编辑部邮箱 ,1999年05期
- 【分类号】S432.42
- 【被引频次】51
- 【下载频次】476