biological pest control

用法例句

Peritrophic membrane: a potential target for biocontrol of pest insects;

围食膜:害虫生物防治的潜在靶标

The Mass Production of Entomomycete and its Production in Biological Control of Pests;

虫霉的大量生产及其在害虫生物防治中的应用

Application of entomogenous fungi in biological control of agriculture and forestry pests

虫生真菌在农林害虫生物防治中的应用

Study and Extension the Biocontrol Technology on Forest Pest in Shandong Province;

山东省主要林木害虫生物防治技术研究与推广

Origination of "Five Minor Pests" in Garden Plant and Controlling Measures;

园林植物“五小害虫”的发生与防治

Advance in Biological Control to Tobacco Diseases and Pests

生物防治在烟草病虫害防治中的应用进展

control of crop insect pests in ancient China

中国古代作物害虫防治

The future of bio-control technology of crops diseases and insect pests was prospected.

展望了农作物病虫害生物防治技术的发展前景。

Investigation on Insect Pests of Jasmine (Jasminium Sambac Ait.) and Integrated Pest Management in You County;

攸县茉莉花害虫调查及主要害虫生物学特性与综合防治研究

Bionomics and Control of Spodoptera mauritia Baisduval Harming Bermuda Grass Turf

狗牙根草坪害虫灰翅夜蛾生物学及防治

The Research of Biopesticide Application Technique for Controlling Main Plant Diseases and Insect Pests in Rice;

生物农药防治水稻主要病虫害应用技术研究

Eco-economic Analysis on the Control of Plant Disease and Pest after the Entry to WTO;

加入WTO后植物病虫害防治的生态经济分析

Control Effects of Mixtures of Biopesticide and Chemical Pesticide on Diseases and Pests in Aromatic Rice

生物农药配施对香稻病虫害的防治效果

Field Test for Controlling Diseases and Insect Pests of Chinese Cabbage with Compounded Bio-pesticides

复配生物农药防治大白菜病虫害田间药效试验

Analysis of Impulsive Control Pest Model Based on Biological Control

基于生物防治的脉冲控制害虫模型分析

A study on control of stored grain pests with vegetable preparation Anliangxian;

植物防护剂安粮仙防治储粮害虫研究

Virulence Mensuration of Harmless Biologic Insecticide and Control on Three Kinds of Leaf-eats Pests;

无公害生物药剂对三种食叶害虫的毒力测定及防治研究

Biological Characteristics,Disease And Prevention Techniques Of Nursery Underground Pest

苗圃地下害虫的生物学特性、危害特征及防治措施

Study on the Control of Buzura suppressaria Guenee in Eucalyptus spp.by pesticide--Ⅱ.Toxicity determinations of biopesticide to Larvae of Buzura Suppressaria Guenee in Eucalyptus spp;

桉树害虫油桐尺蛾药剂防治研究——Ⅱ.生物药剂对桉树害虫油桐尺蛾幼虫的毒力测定