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杨梅种质资源对凋萎病抗性评价 被引量:9

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摘要 为了解部分杨梅种质资源对凋萎病的抗性情况,利用2个不同种的凋萎病菌株,对32份杨梅种质资源进行枝条离体接种鉴定.结果表明,接种后不同种质资源的发病率和严重度均表现出丰富的多样性.62.5%的红梅类和28.57%的乌梅类种质材料具有高抗病性.杨梅种质材料对病菌越敏感,一般潜伏期越短,发病率越高.高感品种3~8d就表现出严重病症,高抗品种大多数超过10 d才有轻微症状出现.综合评价临海苗圃内的种质材料,高抗凋萎病的有红梅类的深红种、安海变种、桃红、松山大野、松山水梅、大叶早、涌泉1号、涌泉3号等8个,乌梅类的硬丝安海变、黑瑞林等2个,上虞水晶杨梅以及1个开红花的雄株.
出处 《浙江农业科学》 2014年第10期1567-1569,1571,共4页 Journal of Zhejiang Agricultural Sciences
基金 浙江省重大科技专项重点农业项目(2012C12009-5) 国家公益性行业(农业)科研专项经费项目(201203038) 院市(台州)政府科技合作项目(TZ20140009) 院市(温州)政府科技合作项目(WZ20130005)
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