查询词典 pesticide

It was suggest that the yield of tobacco in unit area was significant increasing and the quality was improved along with the altitude increase in Liuyang tobacco area. The tobacco leaves production at the place where the altitude from 400 meter and 900 meter was propitious to postpone the bearing period and growth and development of tobacco plants. It was the base of maturation endurance and could advance the tobacco leave maturation degree of all parts of tobacco plant. And it could hasten the orange tobacco leave ratio of the whole tobacco plant. It was boosted leaves unwrapping of top tobacco plant and the statuses of tobacco leaves, especially the top leaves, were significantly improved. The tissue structure of all parts leaves on tobacco plant were more loosen and the colour and luster of tobacco leaves was more vivid. The nicotinamide content in top leaves were digressive at a certain extent, on the contrary, the contents of the reductive sugar and kalium were increased at different extent. At the same time, it was benefit to play down the pesticide rudimentai of tobacco leaves and increased security of tobacco leaves.

结果表明：在浏阳烟区随着海拔高度的增加，单位面积烟叶的产量有着明显的增加，烟叶质量也有一定程度的改善；在海拔400—900m的地方进行烟叶生产，有利于延长烟株大田生育期，有效缓解浏阳烟区7、8月份的高温逼熟现象，有利于烟株的生长发育，为养好烟株的耐熟性打下良好的基础、促进各部位烟叶成熟度的提高；同时可以有效的促进烟株各部位橘黄烟叶比例的上升，对上部烟叶的开片也有着明显的促进作用，烟叶身份特别是上部烟叶的身份得到明显的改善，各部位烟叶组织结构更加疏松，烟叶色泽更加鲜亮；上部烟叶烟碱含量在一定程度上有所降低，各部位烟叶还原糖、钾含量有着不同程度的增加烟叶香气特征更加明显；香气量有一定程度的增加，吸位更加醇和、余味舒适；同时也有利于减少烟叶的农药残留量，提高烟叶的安全性。

In this article, matrix sold-phase dispersion technique was used for extracting and cleaning up five organophosphorus pesticide residues from rapeseed.

采用基质固相分散法从油菜籽中提取、净化油菜生产中常用的5种有机磷农药，用配有火焰光度检测器的气相色谱定性和定量分析。

A rapid analysis method based on matrix solid-phase dispersion and high pressure liquid chromatography was established to analyze three kinds of organophosphorus pesticide residues in ginseng.

建立了基质固相分散-高效液相色谱法对中药材人参中的三种有机磷农药甲胺磷、甲基对硫磷和乙基对硫磷残留量进行快速分析：。

Base facilities greatly augment, new build steel tube big canopy 200 mus, establishment of installation sprinkling irrigation 500 mus, added apply to the small-sized agricultural machinery and implement such as machine of the rotary tillage machine that plows inside vegetable big canopy, ditcher, mist, built the vegetable workshop that pack and detect room acquired pesticide incomplete

基地设施大大扩充，新搭建钢管大棚200亩，安装喷灌设施500亩，增添了适用于在蔬菜大棚内耕作的旋耕机、开沟机、弥雾机等小型农机具，新建了蔬菜包装车间和检测室并添置了农药残

Results: For the time series of downy mildew disease which have used pesticide,the forecast effects of 3 exponential smoothing methods were all good.

在描述疾病的时间序列中，t时刻的发病率可能受到时刻的发病率以及其他影响因素序列的影响。

This is the webpage of Pesticide Biochemistry and Physiology Journal, which is published by Elsevier Science.

这是《杀虫剂生物化学与生理学》杂志的网页，由Elsevier科学出版社出版。

In addition the company also produces a variety of pesticide emulsifier and synergist.

另外本公司还生产各种规格的农药乳化剂和增效剂。

The application of pesticide has driven the development of agriculture, however it causes serious environ mental pollution at the same time.

农药的使用对农业的发展有着重要作用，但同时也造成了严重的环境污染。

Objective To study the stability of soybean esterase for rapid detection of residual pesticide and optimize the condition for storage.

目的 观察用于快速检测农药残留的大豆酯酶的稳定性，确定其最适保存条件。

Objective To estimate the application of the wheat esterase inhibition method for the determination of organic phosphorus pesticide residues in agricultural products.

目的 评价小麦酯酶抑制法检测农产品中有机磷农药残留的应用效果。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。