| 不同药剂对直播稻田稗草的除草效果研究 |
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| 引用本文： | 马洪文,王昕,贺奇,殷延勃. 不同药剂对直播稻田稗草的除草效果研究[J]. 宁夏农林科技, 2014, 0(9): 34-35 |
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| 作者姓名： | 马洪文 王昕 贺奇 殷延勃 |
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| 作者单位： | 宁夏农林科学院农作物研究所,宁夏 永宁,750105 |
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| 基金项目： | 现代农业产业技术体系建设专项资金资助项目(CARS-01-84)。自治区水稻良种繁育专家服务团队服务项目。 |
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| 摘 要： | 为了了解不同药剂对直播水稻田稗草的除草效果,选择了7种药剂,设9个处理对直播稻田稗草除草效果进行了试验研究。结果表明,施药后10 d不同药剂处理平均防除效果为19.9%~94.6%,施药后20 d平均防除效果为22.7%~98.2%,表明不同药剂对稗草除草效果间存在着差异。
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| 关 键 词： | 药剂 稗草 直播稻 除草效果 |
Investigation on Effects of Different Pesticides on Weeding of Barnyard Grass on Direct Seeding Paddy Field |
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| Affiliation: | MA Hong-wen et al. (Crops Institute of Ningxia Academy of Agriculture and Forestry Sciences,Yonning, Ningxia 750105) |
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| Abstract: | In order to investigate the effects of different pesticides on weeding of bamyard grass on direct seeding paddy field, an investigations was made on the effects of weeding of barnyard grass on direct seeding paddy field by choosing 7 kinds of chemicals and setting 9 treatments. The results showed that the average of the control effects was between 19.9% 94.6% after ten days of spraying, but the average of control effects was between 22.7%- 98.2% after twenty days of spray- ing. It showed that the control effects on weeding of barnyard grass were different with different pesticides. The results of variance analysis of the conu＇ol effects showed that the differences between the different plots were not significant but the differences between different treatments were significant. It showed that the differences of weeding effects between different pesticides were very significant. |
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| Keywords: | Medicament Barnyard grass Direct seeding rice Weeding of barnyard grass |
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