The ecological niches of insect enemies in soybean fields were studied.
本文研究了豆田天敌昆虫的生态位。
Studies on the niche of major insect pests and their predators in soybean fields of cotton areas;
棉区豆田主要害虫及其捕食性天敌生态位的研究
Based on the concept of one-dimensional correlation function and the extension conversion of primary correlation function, in this paper, one possibility of its using in the insect population ecology was proposed with the predatory true bugs, especially the Orius minutus, in soybean field as the example.
本文依据一元关联函数的基本概念和初等关联函数的可拓变换定义 ,首次将关联函数的可拓变换应用于豆田天敌蝽类的生态研究 ,为控制害虫发生 ,更好地保护维持生态平衡的重要天敌类群提供理论根据 。
Development of canned green soybean fish paste for infants and children;
婴幼儿青豆鱼泥罐头的研制
Effectiveness of 6.5% Le-Tian-Te Ec for Control of Weeds in Soybean Fields
6.5%乐田特乳油防除大豆田杂草试验
Field Trial Efficacy of 18.5% Gaohu EC on Soybean Field
18.5%高虎乳油防除大豆田杂草田间药效试验报告
A PRELIMINARY STUDY ON DISTRIBUTION PATTERN OF XYLINOPHORUS MONGOLICUS FAUST IN SOYBEAN FIELDS
豆田蒙古灰象甲田间分布型的初步研究
Cloransulam-methyl 84%WG Controlling Destructive Weeds in Soybean Field
84%氯酯磺草胺WG防除大豆田恶性杂草
Influence of Herbicides on Soybean Rhizosphere Soil Microorganism and Enzyme Activity;
豆田除草剂对大豆根际土壤微生物及酶活性的影响
The Study on Weeds Control Threshold and Competition between Soybean and Weeds;
豆田主要杂草与大豆的竞争作用及防除阈值的研究
The Community Structure of Insect and Natural Enemies Control to Aphis in Soybean Fiel;
大豆田昆虫群落结构及天敌对蚜虫的调控功能
Studies on Structure and Succession Rules of Arthropod Community in Soybean Field;
大豆田节肢动物群落结构及演替规律研究
Studies on the Technique of Chemical Weed Control in Narrow Row Solid-Seeding Soybean Field;
窄行平作密植大豆田化学除草技术研究
Study on Safety Aspects and Performance of Herbicides on Mungbean;
除草剂在绿豆田的安全性及药效的研究
Study on Safety Aspects and Performance of Herbicides on the Summer Soybean;
除草剂在夏大豆田的安全性及药效研究
Distribution of Plant-Parasitic Nematodes in Soybean Fields under Different Soil Type and Latitude
不同土壤类型和纬度大豆田植物线虫分布特征
Predominant natural enemy insects in soybean field in northeast China
东北地区大豆田天敌昆虫优势种类分析
Effects of Different Tillage Methods on Weed Emergence in Summer Soybean Field
不同耕作方式对夏播大豆田间杂草发生的影响
Preliminary Report on Population Structure and Vertical Distribution of Soil Nematodes under Continuous Cropping Soybean Field
连作大豆田土壤线虫的种群结构和垂直分布
They are looking for a good plot of land to grow potatoes.
他们想找一小块儿良田准备种土豆。
The fields have been farmed out with potatoes.
这些田地由于专种土豆耗尽了地力。
Simulation of Farmland Soybean Productivity in Typical Region of Black Soil;
典型黑土区农田大豆生产力模拟研究