chemical weed control

Chemical Weed Control System in the Sugarcane Fields of China

中国蔗园化学除草体系

Chemical Weed Control in the Young Growth of Chinese Fir

杉木幼龄林化学除草试验

Problems and Solutions for Chemical Weed Control in China

中国化学除草问题与对策

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

Studies on chemical weed control in cotton mulching with plastic film

地膜棉田化学除草研究简报

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

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

Some Problems in Rice Chemical Weed Control

稻田化学除草的若干问题

Chemical weed control in green forage grass field

青饲牧草地化学除草试验报告

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。

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%。

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。

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

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。

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

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。

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。

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。

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。

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。

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

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