| 青海省小麦孢囊线虫病发生和分布特点 |
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| 引用本文： | 侯生英,王爱玲,张贵,彭德良,黄文坤.青海省小麦孢囊线虫病发生和分布特点[J].植物保护,2011,37(3):139-141. |
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| 作者姓名： | 侯生英 王爱玲 张贵 彭德良 黄文坤 |
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| 作者单位： | 1. 青海大学农林科学院植保所,西宁,810016
2. 中国农业科学院植物保护研究所,植物病虫害生物学国家重点实验室,北京,100193 |
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| 基金项目： | 公益性行业(农业)科研专项，科技部国际合作项目，国家自然基金国际合作项目 |
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| 摘 要： | 小麦孢囊线虫病是青海省小麦青稞产区的主要病害之一。2007-2010年，采用随机取样方法对青海省小麦孢囊线虫病的发生、分布情况进行了调查。调查结果表明，小麦孢囊线虫病主要分布在青海省西宁、海东、海北、黄南、玉树、海西州6个地区，在不同海拔、不同生态区均有分布，但不同生态区以及同一生态区不同地块间发生量差异较大。垂直分布调查结果表明，同一地块中禾谷孢囊线虫主要分布在20 cm以上的土层中。
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| 关 键 词： | 小麦孢囊线虫病 发生 分布 |
Occurrence and distribution of Heterodera avenae in Qinghai Province |
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| Hou Shengying,Wang Ailing,Zhang Gui,Peng Deliang,Huang Wenkun.Occurrence and distribution of Heterodera avenae in Qinghai Province[J].Plant Protection,2011,37(3):139-141. |
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| Authors: | Hou Shengying Wang Ailing Zhang Gui Peng Deliang Huang Wenkun |
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| Institution: | Hou Shengying1,Wang Ailing1,Zhang Gui1,Peng Deliang2,Huang Wenkun2(1.Institute of Plant Protection,Qinghai Academy of Agricultural and Forestry Sciences,Qinghai University,Xining 810016,China,2.The State Key Laboratory for Biology of Disease and Insect Pests,Institute of Plant Protection,Chinese Academy of Agricultural Sciences,Beijing 100193,China) |
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| Abstract: | Heterodera avenae(cereal cyst nematode,CCN) is one of the main diseases of wheat and barley in Qinghai Province.The occurrence and distribution of CCN was investigated in Qinghai during 2007-2010.The results of horizontal distribution showed that CCN occurred seriously in Xining,Haidong,Haibei,Huangnan,Yushu and Haixi in Qinghai.CCN could occur at different altitudes and in different ecological areas from 1 700 m to 3 900 m.The incidence rate was significantly different between different ecological regions ... |
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| Keywords: | Heterodera avenae occurrence distribution |
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