查询词典 weedicide

The intermediate of flazasulfuron weedicide ,2-amino-4,6-dimethoxypyrimidineis conveniently obtained by treating 2-amino-4,6-dihydroxypyrimidinewith diazomethane at 20 °C for 24h.

本文利用硝酸胍和丙二酸二乙酯为起始原料，经环合及甲氧基化两步反应得到除草剂啶嘧磺隆的中间体：2-氨基-4，6-二甲氧基嘧啶。

Company has its own authority of import and export,its product range includes germicide、 insecticide、 weedicide and intermediate.

公司拥有自营进出口权，主要生产杀虫剂、杀菌剂、除草剂和光气中间体四大系列产品。

The result shows that it will take on trend as follows: It is important for the biology pesticide in industry in the 21 century. Develop the biology pesticide as well as the chemical pesticide it is little poison and high effect to realize the superiority each other. It is the best prosperous for the development of the weedicide. It is good for the market foreground of the germicide.

预测结果表明，我省生物农药产业发展方向将呈现如下趋势：21世纪生物农药在农药产业中位居重要地位；协调发展生物农药和低毒高效化学农药，实现优势互补；除草剂的发展将呈现最旺的势头；杀菌剂的市场前景良好；三大类生物农药比例更趋合理，同时将会加强转基因抗性作物产品的开发与应用。

The exploitation and research situation of Mexican Sunflower were reviewed from three aspects : utilization and research of medicine , insecticide and weedicide , green manure and fodder .

从药物的利用与研究，杀虫剂和除草剂的研究，肥料和饲料的利用与研究三个面综述目前国内外对肿柄菊的开发利用与研究现状。

Mesitylene is an important material in organic synthesis mainly used toproduce 1,3,5-trimethylaniline, weedicide, antioxygen agent, medicine and manyvarious fine chemical intermediates.

均三甲苯是一种重要的有机合成原料，主要用于生成均三甲苯胺、除草剂、抗氧剂、医药及多种精细化工中间体。

And have a look: This is artificial weedicide.

来看一下：这是人工除草剂！

It can also used as material to produce suffocating reagent, pesticide, antiseptic and weedicide.

在我国多聚甲醛主要用于生产草甘磷和丁草胺等除草剂，也用于涂料、医药、合成树脂和造纸等领域。

The main causes are the overuse of MCPA weedicide and shallow ploughing of soil,etc.

主要发生原因是麦田长期单一使用2甲4氯除草剂、土壤浅耕等。

After treated with weedicide, much more oxygen free radical O(superscript - subscript 2 were produced in the two plant.

在适当剂量的药剂处理下，两种除草剂分别对细胞膜系统产生影响，使膜脂过氧化生成MDA；细胞外渗液的电导率增大。

Compare with the organic farming, traditional farming can save plenty of manual work by using the agricultural weedicide.

就是比较辛苦，虽然过去在家也务农，但化肥农药除草剂一用，可省劲了。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。