1.
Studies on Enrichment to Pb and Its Tolerance Mechanism of Farmland Weeds;
农田杂草对铅的富集和耐性机制研究
2.
Study on the Control Effect of Chemical Herbicide and Different Agricultural Measurement to the Farmland Weeds of Qinghai Highland;
化学除草剂及不同农艺措施对青海高原农田杂草防治效果的研究
3.
Studies on the Important Natural Enemy Cassida Japana Baly of the Field Weed Chenopodium Album L.
农田杂草藜的重要天敌虾钳菜日龟甲研究
4.
Design and Realization of a Fuzzy Expert System for Weed Discrimination
农田杂草识别模糊专家系统的设计与实现
5.
Review and Prospect of Weeds Control in the 30 Years since Reform and Open up in Beijing
改革开放30年京郊农田杂草防除回顾与展望
6.
Study on Weed Community Complex and It s Control with Herbicide Mixture in Jiangsu Province;
江苏省农田杂草综合体及其复配除草剂筛选控制的研究
7.
The Changes of Weed, Temperature and Water Content in Soil under Condition of Conservation Tillage in Northwest of Hebei Province;
冀西北保护性耕作农田杂草发生与土壤温湿变化
8.
Effect of protective cultivation on weed community composition and species diversity
保护性耕作对农田杂草群落组成及物种多样性的影响
9.
Data in Table8 and numerous field observations show that because the soil is less disturbed, zero tillage results in less weed populations than conventional tillage.
表8的资料和一些大田观察资料表明，因土壤较少被扰动，免耕比传统耕作的农田杂草群体更少。
10.
Weed Control Effect on Spring Wheat Field to Use Pardner 22.5% EC
22.5%伴地农乳油防除春小麦田杂草效果
11.
North American grass with slender brushy panicles; often a weed on cultivated land.
北美黍属禾草圆锥花序毛刷状；常为农田一杂草。
12.
Study Classification of Seedling of Cruciferae with Weeds in Xinjiang
新疆农田十字花科主要杂草幼苗分类特征研究
13.
Primary Study of the Areal Types of Field Vascular Weeds in Sichuan Province
四川农田维管植物杂草分布区类型初探
14.
An old farm mower rusting appealingly in an overgrown field.
在杂草丛生的田里，一台生了锈的旧式农用割草机引人注目。
15.
Study on the Investigate and Chemistry Controlling of Malignant Weed in Seed Product Field of Agropyron Mongolicum Keng
蒙农1号蒙古冰草种子田杂草调查与化学防除研究
16.
Furthermore, the article recounted the effect of plant diseases and insect pests and weeds by the conservation tillage measures.
此外，还叙述了保护性耕作对农田病虫害和杂草的影响。
17.
Study on the Heavy Metal Pollution of Farmland Soil under Sewage Irrigation from the Wuhu Smeltery and the Remediation by Weeds;
芜湖市冶炼厂污灌区农田土壤重金属污染及杂草修复研究
18.
Study on Nitrogen Nutrient of Plant-Weeds System in Semi-Humid Farmland;
半湿润农田生态系统作物—杂草体系氮素营养研究