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大果沙棘溃疡病病原菌的鉴定及生物学特性研究

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对大果沙棘溃疡病的症状、病原菌形态学特征、致病性测定以及生物学特性进行了研究.根据病原菌的形态特征鉴定为壳梭孢属葡萄生壳梭孢(Fusicoccum viticolum).室内外的回接试验结果表明,壳梭孢菌是大果沙棘溃疡病的病原菌.通过生物学特性研究,壳梭孢菌生长的适宜温度为25~28℃,最佳为25℃,最佳pH值为7.5,全光照条件下生长速度较快,生长的最佳碳源为蔗糖,最佳氮源为牛肉膏.
Study on Identification and Biological Characteristics of Canker Pathogen of Hippophae rhamnoides Linn
The article studied the symptom, morphological characteristics, pathogenicity and biological characteristics of the canker pathogen on Hippophae thamnoides Linn. The strain was identified as Fusicoccum viticoLum based on the morphological characteristics. The results showed that the pathogen of the canker disease on Hippophae rhamnoides Linn was Fusicoccum -viticolum according to the vaccination at indoor and outdoor. Through the study of biological characteristics, the results showed that its suitable temperature for growth was 25~28 ℃ ,the optimum temperature was 25 ℃ ,the optimum pH was 7. 5,the speed of growth was faster under whole illumination conditions,the optimal carbon source was sucrose.

Fusicoccum viticolumpathogenicity test, morphological observationbiological characteristics

张兵、陈晶晶、刘玉、刘雪峰、阿地力·沙塔尔

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新疆农业大学林学与园艺学院,乌鲁木齐830052

东北林业大学林学院,哈尔滨150040

壳梭孢属 致病性测定 形态学观察 生物学特性

新疆农业大学紧缺人才专业创新项目

2011

新疆农业大学学报
新疆农业大学

新疆农业大学学报

CSTPCD
影响因子:0.599
ISSN:1007-8614
年,卷(期):2011.34(2)
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