chemical weed control
- 化学除草
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Chemical Weed Control System in the Sugarcane Fields of China
中国蔗园化学除草体系
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Chemical Weed Control in the Young Growth of Chinese Fir
杉木幼龄林化学除草试验
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Problems and Solutions for Chemical Weed Control in China
中国化学除草问题与对策
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The state technical standard of chemical weed control in main plantation trees
GB/T15783-1995主要造林树种林地化学除草技术规程
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Studies on chemical weed control in cotton mulching with plastic film
地膜棉田化学除草研究简报
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Chemical Weed Control in No-tillage Cotton Using CN Integrated Irrigation Technology
新疆CN综合灌溉配套技术免耕棉田的化学除草
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Preliminary Report on Chemical Weed Control of Tobacco Field in Yanbian District
延边地区烟田化学除草试验初报
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Some Problems in Rice Chemical Weed Control
稻田化学除草的若干问题
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Chemical weed control in green forage grass field
青饲牧草地化学除草试验报告
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Weeds in the event of a serious need for chemical weed control in paddy field .
杂草发生严重的稻田必须进行化学除草。
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Chemical weed control could save labour by 80 % , cost by 75 % compared with artificial control .
与人工除草相比,平均可省工80%,节约成本75%。
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Chemical weed control causes environmental pollution , reduces crop nutrition and increases weed drug resistance .
化学除草会造成环境污染、作物营养降低、生物种类减少、杂草抗药性增强。
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Studies on chemical weed control in rice light cultivation ── development of application technique for butachlor-oxadiazon mixture
水稻轻型栽培化学除草技术研究&丁恶复配剂应用技术开发
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In modern field of chemical weed control , amide herbicides have been occupying an important position .
酰胺类除草剂在近代农田化学除草中一直占据重要地位。
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Studies on weed occurrence in post-light-tillage Direct-Drilled dry rice field and corresponding chemical weed control techniques
浅耕旱条播稻田杂草发生与化除技术研究
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Chemical weed control is a key technique for narrow row solid-seeded soybean , which is also a major factor about confining its development and extension .
化学除草是大豆窄行平作密植栽培的关键技术之一,也是限制大面积推广和发展的主要因素。
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Chemical weed control compared favorably with artificial weed control ; the former cost was less 81.8-101.6 Yuan RMB than the latter cost per year per hectare .
化学除草与人工除草相比,每年可节约费用81.8~101.6元/hm~2。
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Chemical weed control on sugarcane is being rapidly developed in recent decade in Guangdong province , it is due to the labor shortage and high wage in the rural country .
近年来广东甘蔗化学除草正在迅速发展,主要是农村劳动力的供应短缺和工资高涨所致。
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Chemical weed control has been of vital importance in global agriculture modernization . Due to much more frequent use of chemical herbicides , more and more weeds have involved in resistance to herbicides .
化学除草已成为全球性现代化农业生产的重要组成部分,但是随着除草剂的大量反复使用,导致越来越多的杂草对除草剂产生抗药性。
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The best herbicides combination was screened out and the technique of chemical weed control was established in the solid-seeding soybean field through investigation of the weed community , occurrence and harm rule in this paper .
本论文通过对窄行平作密植大豆田杂草群落组成、发生及危害特点的调查,筛选了最佳除草剂(组合),并制定了与之相适应的化学除草剂施用技术。
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Experiment on Chemical Weed in g Control of Transplanted Field of Ramie
苎麻移栽田杂草化学防除试验
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Effects of 14 chemical herbicides on weed control of alfalfa in Cangzhou
十四种化学除草剂对沧州地区苜蓿地杂草防效试验