1.
Studies on Population Dynamics of Main Pests and Their Non-Contaminated Control Technique on Leaf Vegetable in Nanning;
南宁市叶菜主要害虫发生动态及无公害防治技术研究
2.
Preliminary Study on the Damage and Occurrence Dynamic of Grapholitha molesta in Flat Peach Garden
梨小食心虫在蟠桃园的危害和发生动态初探
3.
Investigation on Insect Pest and Plant Diseases Damaging Apple Trees and Their Dynamics in Tianshui,Gansu
天水苹果病虫害种类及发生动态调查研究
4.
Studies on the Occurrence Dynamics of Diseases and Insect Pests and Their Nonpollutant Control Techniques on Facility Vegetables;
设施蔬菜病虫害发生动态及无公害综合防治技术研究
5.
Investigation on Occurrence Dynamics of Pests Injuring the Dehydrated Vegetable Materials and Analysis of Pesticide Residue in Finished Products in Hexi Area, Gansu;
甘肃河西地区脱水蔬菜原料病虫害发生动态调查及农药残留分析
6.
Occurrence Trends and Control Countermeasures of Main Pear Insect Pests in Middle and Southern Areas of Hebei Province
冀中南地区梨树主要病虫害发生动态及防治对策
7.
The population of pests may naturally break out in agricultural ecosystem.
本文分析了资源与柑桔害虫发生的联系,认为在农业生态系统内,害虫必然大发生。
8.
Dynamic Development of Aphelenchoides Besseyi on Rice Plant by Artificial Inoculations in Greenhouse;
水稻干尖线虫在“小穗头”上的危害及人工接种测定病害发展动态
9.
As the result of the habitude of cooking wild animal,the pest's nature enemies are vanishing and the pests are overbearing.
食野习俗引发的生态环境问题主要是生物链缺失,由于害虫的天敌减少,害虫因而更加猖獗;
10.
STUDIES ON BIOLOGICAL AND ECOLOGICAL CHARACTERISTICS AND CONTROL TECHNIQUES OF TWO PESTS ON LONGAN;
龙眼新发生的二种害虫生物生态学特性及防治技术研究
11.
Study on Dynamics of Arthropod in the Pleurotus Ostreatus Cultivation with Raw Material and Discussion in IPM;
平菇生料栽培中节肢动物群落动态研究与害虫综合治理探讨
12.
Analysis to the Ecological Factors Affected on the Forest Pest and Evaluation of Forest Ecological Environment Quality Based on GIS;
基于GIS的害虫发生影响因素分析及森林生态环境质量评价
13.
A Research on the Control Effect of Rice Diseases Insect and Weeds in Integrated Rice-Duck Ecology System
稻鸭共养生态系统抑制病虫草害发生的研究进展
14.
A research on the occurrence characteristics and integrated control methods for major insect pests in the green ecological apple orchard
绿色生态苹果园主要害虫发生特点及综合控制技术研究
15.
Are sedentary pests more easily controlled than the active pests?
固定生活的害虫比活动的害虫更容易防治吗？
16.
MORPHOGENETICAL STUDIES ON THE MARINECILIATE Euplotes charon(Protozoa, Ciliophora)
卡龙游仆虫无性生殖期间的形态发生学研究(原生动物,纤毛虫)
17.
The Species and Occurrence Laws of Main Insect Pests of Chinese Wolfberry in Jingtai
景泰枸杞害虫种类及主要害虫的发生规律
18.
Occurrence Dynamics and Control Measures of Vegetable Diseases in Tianjin
天津市蔬菜病害发生动态及防治对策