herbicides

Note: Some sulfonylurea herbicides have other general names, tradenames and code names.

注: 有些除草剂还有其它通用名 、 商品名或代号.

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In all, the target factor analysis method can ( determine) accurately mixed herbicides.

实验结果表明，目标因子分析方法对此类混用除草剂的同时测定具有较高的准确度和精密度。

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Their respective value of LC50 was 0. 19,0. 58,0. 24 and 0. 82ng/ g. They can be used to determine lower limit of the four kinds of herbicides residues in soil.

苄嘧磺隆y＝1.937－0.199x。其LC50值分别为0.19、0.58、0.24、0.82ng／g，可作为检测其残留量的下限。

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Acetochlor is currently one of most widely used herbicides in China.

乙草胺是目前我国使用最广泛的除草剂之一.

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Herbicides provide a cheaper and more effective means of controlling weeds than cultivation.

除草剂比清耕消除杂草成本低,效率高.

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Poisons that generally affect only unwanted plants, or weeds, are called herbicides.

那些只抑制多余植物或杂草生长的药被称为除草剂.

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Most herbicides were degraded and run off in soil.

大部分除草剂在土壤环境中被降解或流失.

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There is a lot of concern over the amount of herbicides and pesticides used in farming.

人们对农业上灭草剂和杀虫剂的用量非常担忧.

《简明英汉词典》

Is compound. Synthesis of sulfonylurea herbicides

复色系：7号。磺酰脲类化合物的合成及活性研究

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The results of the experiments and Mulliken atomic charges calculated indicate that the recognition site is mainly located at the N ′ position of phenylurea herbicides.

实验及Mulliken电荷计算的结果显示，苯基脲除草剂分子中的N′原子是主要的识别位点。

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Wheat possesses allelopathic potential for weed suppression and disease control through the release of secondary metabolites from its living plants or residues, which could avoid the environment pollution brought by herbicides and germicides.

小麦化感作用是利用小麦活体或残体向环境中释放次生代谢物质对自身或其他生物产生作用，它克服了除草剂和杀菌剂等引起的环境污染问题，具有抑制杂草控制病害的潜力。

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The direct photolysis of Anilide herbicides acetochlor in aqueous solution irradiated by high pressure mercury lamp and sunlight was investigated.

本文以高压汞灯、太阳光为光源，研究了酰胺类除草剂乙草胺在水溶液中的光化学降解。

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Additionally, three herbicides could induce a variety of malformations on X.tropicalis embryos, such as abdominal swelling, facial deformities, curvature of the spine, tail bent and head deformities.

另外，三种除草剂都能够诱导热带爪蟾胚胎产生多种畸形情况，例如腹部水肿、面部畸形、脊柱弯曲、尾巴弯曲、头部畸形等等。

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Efficacies of 8 herbicides in winter oilseed rape field were compared.

研究了8种除草剂防除冬油菜田杂草的效果.

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Photosystem II ( PS II) inhibitors are considered to be important herbicides which act by blocking the electron transportation close to PS II reaction center.

光系统II（PS II）抑制剂要导致PS II反应中心的电子传递受阻，被认为是重要的除草剂。

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Study of Security and Effect of Herbicides on Millet

除草剂对谷子的安全性及药效研究

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Study on susceptibility of barnyard grass ( Echinochloa crusgalli) to 7 herbicides and their bioassay methods

稗草对7种除草剂的敏感性及其生物测定方法的研究

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Note: Some sulfonylurea herbicides have other generalnames, tradenames and code names.

注: 有些除草剂还有其它通用名、品名或代号.

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Scientists have known for years that weeds develop resistance to herbicides.

科学家们早在几年前就了解到杂草对除草剂产生了抗体.

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Resistance of weeds to certain herbicides is beginning toshow up.

杂草对某些除草剂的抗药性已显现出来.

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Gaoming Jiang calls for sustainable farming to replace polluting plastics , chemical fertilisers and herbicides.

蒋高明呼吁以可持续性农耕替换农膜、肥、药和除草剂.

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Herbicides are difficult to apply horizontally over long distances.

要在长段距离的水平方向施用除草剂也很困难.

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The researchers placed the hibersites [ herbicides ] on the sorghum seeds.

研究者把除草剂放在高粱种子上.

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The field trials on residue effect of some long residue herbicides in soil on succeeding crop flax were conducted during 1999~ 2003. The results showed that the sensitivity of succeeding crop flax to the herbicides was different.

1999～2003年先后进行了长残留除草剂金普施特和阔草清土壤残留对后茬作物亚麻影响的田间小区残留试验。

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Among the many regulatory substances in use we have controllable and selective herbicides.

在所有的许多调节物质中,有控制性的和选择性的除草剂.

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Great tendency of agricultural sustainable development, putting forward Precision Agriculture concept and viewpoint in save time, high efficiency and economy, require reasonably scientific application of mixture of herbicides and other agricultural chemicals including artificial fertilizer, minor element fertilizer and so on.

农业可持续发展的大趋势及精确农业概念的提出和从省时、高效、经济的观点，要求农药和其他农用化学品包括化肥、微量元素肥料等尽可能科学合理地混合使用。

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Phenylcarbamate herbicides were among the earliest herbicides developed.

氨基甲酸苯酯除莠剂是发展最早的一种除莠剂.

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The relationship between excess thermodynamic function and binding to urease of four chloroacetanilide herbicides was studied using high-performance liquid chromatography and fluorescence spectrum.

运用高效液相色谱法和荧光光谱法研究了四种酰胺类除草剂的热力学函数以及与脲酶的作用。

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Arsenic is widely associated with the manufature of herbicides and pesticides.

砷广泛地应用于除草剂和杀虫剂的制造中.

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Evaluation on Toxicity, Control Effect and Safety of 4 Acyl Amino Herbicides

几种酰胺类除草剂毒力、药效及安全性评价

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