田间的

The objective of the study was to establish a rapid and effective method for evaluation of resistance in soybean to Sclerotinia sclerotiorum in the field condition.

在大田环境下建立快速有效的大豆菌核病田间接种鉴定方法，为大豆抗菌核病育种服务。

Field efficacy trials indicated relativity good control of banana sigatoka leaf spot disease .

田间药效试验结果表明，对香蕉叶斑病有较好的防效。

MethodWith no reagent as the control,the controlling effect of Basta SLon weeds intomato field was detected by field plot experiment.

方法以不施药剂作为空白对照，通过田间小区试验，测定Basta SL对番茄田中杂草的防除效果。

Field experiment was conducted on the effect of irrigation and oversupplying of potassium on content of nutrients, yield, and quality of flue-cured tobacco ( Nicotiana tabacum L.).

采用田间试验研究了灌水和过量施钾对烤烟（ Nicotiana tobacum L。）养分含量和产量品质的影响。

Tetranychus cinnabarinus did not develop significant resistance to pyridaben, and the response was only the decrease of susceptibility.

朱砂叶螨北腊田间种群对甲氰菊酯、阿维菌素、呸螨灵、its螨·阿维混剂和甲氰·阿维棍剂的抗药性个体频率分别为21.2％、16.4％、0％、2。

The results of field trial of insecticides showed that SV1 had synergistic effect to Tetranychus urticae Koch on apples and cowpea.

田间药效试验结果表明：增效剂SV1和S2 与氧乐果、甲氰菊酯、螨死净混用，对苹果和豇豆上的二点螨均有增效作用。

In order to evaluate the resistance risk of meilingmycin and chlorfenapyr to Tetranychus urticae , resistance selection by slide slip method were carried out in laboratory. The related susceptible population of T.

在温室内模拟田间药剂的选择压力，用梅岭霉素和溴虫腈对二斑叶螨 Tetranychus urticae 以浸渍法逐代处理，选育其抗性种群，评价其抗性风险性。

Migrant workers prefer laboring in the city to toiling in the field because they make more money that way.

民工选择在城市中奔波而不是在田间辛苦劳作，因为在城市中他们能够挣更多的钱。

Objective To study the control effect of Trichoderma fungicides in the field and then popularize the using.

目的研究木霉菌剂对人参根部病害的田间防治效果，以进一步推广使用。

Trichogramma brassicae parasitized in Sitotroga cerealella eggs could be induced into diapause in winter time in Hengshui, Hebei.

寄生在麦蛾卵内的甘蓝夜蛾赤眼蜂在河北衡水地区田间能进入滞育越冬。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐