borer

Electric Control System Design of Ground Borer

落地镗床电气控制系统设计

Finite Element Analysis of the Force Characteristics of Jig Borer Spindle

坐标镗床主轴力学特性的有限元分析

Cryptorrhynchus lapathi is an important trunk borer of poplar and nationwide object of forest plants quarantine .

杨干象是杨树重要的蛀干害虫，为全国性森林植物检疫对象。

Application and development of raise borer in construction of blind shaft

反井钻机在盲井施工中的应用与发展

Study on Control Strategy and Prediction of Yellow Stem Borer

水稻三化螟预测预报与防治对策研究

A preliminary dynamic management model for the second generation of European corn borer

防治二代欧洲玉米螟的动态模型

Spatial Distribution Patterns of Tea Shoot Borer and the Sampling Method

茶梢蛾幼虫空间分布及其抽样技术

The construction ′ s design and make of the small adjustment eccentric borer

一种简易的偏心式微调镗刀的结构设计及制造

The Ecological Effect of Biological Control Based on Variation of Population of Corn Borer

从玉米螟种群数量的变化看生物防治的生态学效应

A Research on Space Distribution Pattern of Poplar Stem Borer

杨树蛀干害虫空间格局的研究

Path Analysis on Forecasting Model for Yellow Rice Borer

三化螟预测模型的通径分析

On the occurrence time forecast techniques of Taiwan Rice Stem Borer

台湾稻螟发生期预测技术与应用

Control Effect of Enviroment-friendly Control Technology on Rice Stem Borer and Application Benefit Analysis

无害化治理技术对水稻螟虫的控制效应及应用效益分析

An experiment on seedling field prevent of rice yellow stem borer

毒死蜱乳油防治水稻三化螟秧田药效试验

Analysis of the maintenance & reliability of the petroleum borer

石油钻机的可靠度与维修规则

Study on the inheritance law of soybean resistance to pod borer

大豆抗食心虫性遗传研究

Development and improvement of model at 1200 incline raise borer

AT1200型斜天井钻机的研制与改进

Preliminary study on the control of paddy borer with BHC soil treatment

六六六土壤施药防治三化螟的试验

Structure Features of Oil Feeder on Deep - hole Borer

深孔镗床输油器的结构特点

Appropriate early sowing can reduce the angle of borer damage .

适当早播可减轻角野螟的危害。

The method of selection to soybean pod borer resistance has also been developed .

同时完善了大豆抗食心虫育种的方法。

On the effect and cause of rice borer control by drainage of the rice field

排水晒田防治水稻三化螟虫的效果及其原因

Studies on regularity of outbreak and control technique for tobacco stem borer

烟蛀茎蛾发生规律及防治技术研究

On two ecological races of the tea shoot borer and its control

茶梢蛀蛾的两种生态类型及其在防治上的意义

Failure analysis of hydraulic oil cooling system in thread-type borer

旋挖钻机液压油冷却系统故障分析

Analysis of Corn Borer Characteristics and Weather Factor Influence in the North of Shandong Province

鲁北地区玉米螟发生特点及气象因子影响分析

Preliminary Test of Insecticide by Applying in New Leaf on Sugarcane Borer Control

药剂点心防治甘蔗螟虫的初步试验

Studies on the sterilization of soybean pod borer using nuclear irradiation technique

辐照处理大豆食心虫不育的研究

Exploitation and study of hydraulic vibratory thread - type borer

液压振动旋挖钻斗的开发与研究

Review of History , Present Situation and Prospect of the Asian Maize Borer Research in China

我国研究亚洲玉米螟历史、现状与展望