| 大豆根腐病的研究 |
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| 引用本文： | 刘铸德.大豆根腐病的研究[J].中国油料作物学报,1992(1). |
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| 作者姓名： | 刘铸德 |
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| 作者单位： | 陕西省汉中地区农科所 |
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| 摘 要： | 大豆根腐病病原物的分离鉴定结果表明,病原菌为Fusarium solani(Mart.)Sacc和Fusarium oxysporum var.redoles(Wollenw、)Gordon。前者除危害根和茎基部皮层外,还可侵入植株中下部维管束,引起萎蔫。后者仅引起根腐,严重时植株枯死。病田种子不带菌,病田土壤和病残体是该病侵染源。粘质土壤较砂质土壤发病重。大豆品种间的抗病性差异显著。
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| 关 键 词： | 大豆 根腐病 腐皮镰刀菌 尖孢镰刀菌芬芳变种 |
STUDY ON ROOT ROT DISEASE OF SOYBEAN |
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| Liu Zhude.STUDY ON ROOT ROT DISEASE OF SOYBEAN[J].Chinese Journal of Oil Crop Sciences,1992(1). |
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| Authors: | Liu Zhude |
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| Abstract: | This study showed that the pathogens causing root rot symptom in soybean were Fusarium solani(Mart.)Sacc and F.oxysporum var.redoles(Wollenw)Gordon in Hanzhong,Shaanxi.The former pathogen could cause root rot and wilt sy,mPtom in soybean plant and the latter dould cause only root rot.The inoculum of primary infection was from the residues of diseased plant and also infected soil.The disease was more serious in moist clay soil than in dry sandy soil.Host resistance in soybean to the disease varied significantly among different genotypes. |
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| Keywords: | Soybean Root rot Fusarium solani F oxysporum var redoles |
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