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内蒙古西部地区马铃薯晚疫病菌的交配型分布及对3种杀菌剂的敏感性

DOI: 10.7668/hbnxb.2011.05.004, PP. 16-20

Keywords: 马铃薯晚疫病菌,交配型,甲霜灵,烯酰吗啉,银法利

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Abstract:

研究内蒙古西部马铃薯主产区马铃薯晚疫病菌的交配型组成及对3种常用杀菌剂的敏感性,为生产上防治马铃薯晚疫病提供依据。2008年从内蒙古西部马铃薯主产区分离94个马铃薯晚疫病菌株中,测定其交配型,结果表明,82株为A1交配型,占被测菌株的87.2%;8株为A2交配型,占被测菌株的8.5%;4株为A1A2交配型,占被测菌株的4.3%;13株为自育型,占被测菌株的13.8%。其中,在呼和浩特地区有7株A2交配型,在乌兰察布有1株,说明在内蒙古西部马铃薯产区均存在A2交配型。94个菌株对甲霜灵的敏感性测定表明,表现高抗的占91.49%,中抗占8.51%,没有发现敏感菌株。同时发现甲霜灵可刺激某些抗性菌株的生长。试验还测定了14株菌对烯酰吗啉和28个菌株对霜霉威盐酸盐.氟吡菌胺(银法利)的敏感性:其中晚疫病菌对烯酰吗啉的EC50值分布于0.002~0.021μg/mL,平均EC50值为0.005μg/mL;对霜霉威盐酸盐.氟吡菌胺(银法利)的EC50值分布于0.081~0.192μg/mL,平均EC50值为0.143μg/mL;所测菌株对2种药剂全部表现敏感,且烯酰吗啉和银法利与甲霜灵均无交互抗性。

References

[1]  李继学,史生荣,赵大军.做成惠农富民的大产业—内蒙古现代农业生产发展资金项目实施见闻·马铃薯产业篇(下)[EB/OL].http://nc.people.com.cn/GB/61156/61905/10307751.html.
[2]  Hooker W J.Compendium of potato diseases[C].St Paul M N.Ameriecan Phytopathology Society,1981.
[3]  Niederhauser J S.The blight,the blighter,and the blighted[J].Transactions of the New York Academy of Science,1956,19:55-63.
[4]  Hohl H R,Iselin K.Strains of Phytophthora infestans with A2 mating type behaviour[J].Transactions of the British MycologicalSociety,1984,83:529-530.
[5]  Dehal K L,Goth R W,Young R.Occurrence of the A2mating type of Phytophthora infestans in potato fields in the United States and Canada[J].American Potato Journal,1991,68:717-725.
[6]  Gisi U,Cohen Y.Resistance to Phenylamide fungicides:A case study with Phytophthtora infestans involving mating type and race structure[J].Ann Rev Phytopathol,1996,34:549-572.
[7]  Mosa A A,Kato M,Kobayashi N K,et al.Occurrence of the A2 mating type of Phytophthora infestans on potato in Japan[J].Phytopath Soc Japan,1989,55:615-620.
[8]  Zhang Z M,Li Y Q,Tian S M.The occurrence of potato late blight pathogen (Phytophthora infestans) A2 mating type in China[J].Journal of Agricultural University of Hebei,1996,19 (4):65-69.
[9]  王英华,国立耘,梁德霖,等.马铃薯晚疫病菌在内蒙古和甘肃的交配型分布及对几种杀菌剂的敏感性[J].中国农业大学学报,2003,8(1):78-82.
[10]  郭军,屈冬玉,巩秀峰,等.内蒙古马铃薯晚疫病菌交配型和生理小种研究[J].西北农林科技大学学报:自然科学版,2007,35(11):120-124.
[11]  Cohen Y,Reuveni M.Occurence of metalaxyl resistant isolates of Phytophthora infestans in potato fields in Israel[J].Phytopathology,1983,73:925-927.
[12]  李炜,张志铭,樊慕贞.马铃薯晚疫病菌对瑞毒霉抗性的测定[J].河北农业大学学报,1998,21 (2):63-65.
[13]  黄青春,叶钟音.烯酰吗啉的特性及其作用机制[J].农药科学与管理,2000,21(5):28-31.
[14]  徐生军,郭蓉,王晨,等.马铃薯晚疫病菌对3种杀菌剂的抵抗性与交配型分化[J].东北农业大学学报,2009,40(2):1-6.
[15]  贺勋,曾鉴东,杨怡梅,等.卵菌纲病害的克星-银法利[J].四川农业科技,2007(5):49.
[16]  Guo L Y,Yang Y L,Luo W F.Mating type and biological characteristics of Phytophthora infestans isolates from Yunnan,China[J].Acta Phytopathologica Sinica,2002,32(1):49-54.
[17]  Oyarzun P J,Pozo A,Ordonez M E,et al.Host specificity of Phytophthora infestans on tomato and potato in Ecuador[J].Phytopathology,1998,88(3):265-271.
[18]  李本金,吕新,兰成忠,等.福建省致病疫霉交配型、甲霜灵敏感性及生理小种组成分析[J].植物保护学报,2008,35(5):453-457.
[19]  过戎吉.烯酰吗啉产品登记动态概要[J].农药市场信息,2007(2):25.
[20]  袁善奎,刘西莉,刘亮,等.马铃薯晚疫病菌对烯酞吗琳的敏感性基线及其室内抗药突变体的研究[J].植物病理学报,2005,35(6):545-551.
[21]  向志国,郑榜高,吴学渊.68.75%银发利SC防治马铃薯晚疫病效果初报[J].耕作与栽培,2009(3):48.

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