| 辽宁省烟田杂草种类、分布与危害程度调查 |
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| 引用本文： | 杨蕾,吴元华,贝纳新,赵秀香,高萍.辽宁省烟田杂草种类、分布与危害程度调查[J].烟草科技,2011(5). |
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| 作者姓名： | 杨蕾 吴元华 贝纳新 赵秀香 高萍 |
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| 作者单位： | 沈阳农业大学植物保护学院,沈阳市东陵路120号,110866 |
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| 基金项目： | 国家烟草专卖局科技项目，辽宁省烟草专卖局科技攻关项目 |
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| 摘 要： | 为明确辽宁省烟田杂草的分布和危害情况,采用倒置W九点取样法对辽宁省烟田杂草进行了调查.结果表明,辽宁省烟田杂草共有51种,分属20科,其中阔叶杂草40种,占78.43%,禾本科杂草6种,占11.76%,其它杂草5种,占9.80%;一年生杂草占绝对优势,有41种,占80.39%,多年生杂草10种,占19.61%.马唐、铁苋菜、灰藜、反枝苋、莎草、列当、鸭跖草和稗草的相对多度在15%以上,是辽宁省烟田的优势杂草.地区间杂草危害情况差异显著,鹅不食和马唐在丹东地区危害较重,铁岭烟区杂草以铁苋菜和灰藜危害为主,朝阳烟区列当、马齿苋和反枝苋的危害占优势,而阜新烟区则以列当、反枝苋、灰藜和刺藜的危害为重.
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| 关 键 词： | 烟田 杂草 分布 危害 |
Investigation on Distribution and Damage of Weeds in Tobacco Fields in Liaoning Province |
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| YANG LEI,WU YUAN-HUA,BEI NA-XIN,ZHAO XIU-XIANG,GAO PING.Investigation on Distribution and Damage of Weeds in Tobacco Fields in Liaoning Province[J].Tobacco Science & Technology,2011(5). |
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| Authors: | YANG LEI WU YUAN-HUA BEI NA-XIN ZHAO XIU-XIANG GAO PING |
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| Affiliation: | YANG LEI,WU YUAN-HUA,BEI NA-XIN,ZHAO XIU-XIANG,and GAO PINGCollege of Plant Protection,Shenyang Agricultural University,Shenyang 110866,China |
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| Abstract: | An investigation was carried out by inverted W-9 point sampling to study the distribution and damage of weeds in tobacco fields in Liaoning Province.The results showed that there were 51 weed species belonging to 20 families,including 40 kinds of broad-leaved weeds(accounted for 78.43%),6 kinds of gramineous weeds(accounted for 11.76%) and 5 kinds of the others(accounted for 9.80%);among them,there were 41 kinds of annual weeds(accounted for 80.39%) and 10 kinds of perennial weeds(accounted for 19.61%).The ... |
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| Keywords: | Tobacco field Weed Distribution Damage |
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