广东白肋烟新病害──黑腐病病原细菌的鉴定

IDENTIFICATION ON THE PATHOGNIC BACTERIA OF A NEW TABACCO DISEASE-BLACK ROT

在广东省乳源县白肋烟植株叶片上发现一种国内外尚未报道的新病害──黑腐病。病原细菌的主要细菌学性状和寄主范围试验结果表明，此病病原细菌是甘兰黑腐病黄单胞菌萝卜致病变种［ＸａｎｔｈｏｍｏｎａｓｃａｍｐｅｓｔｒｉｓＰＶ·Ｔａｐｈａｎｉ（Ｗｈｉｔｅ）Ｄｙｅ］

A new bacterial disease,tobacco black rot was found for the first time in Ruyuancounty Guangdong province. According to the studies on the majar bacteriologic characteris-tics and host range of the pathogenic bacteria,the causal organism was identified to be anisolate of Xanthomonas campestris PV. raphani(white)Dye.