杂草发生量,weed occurrence quantity
1)weed occurrence quantity杂草发生量
2)field weed杂草发生
英文短句/例句
1.A Study on the Dynamic Occurrence and Water Physio-Ecological Characteristics of Turf Weeds;草坪杂草发生动态与水分生理生态特征研究
2.A Study on the Occurrence Law of Gramineous Weeds in Turf and Their Chemical Control Technique;草坪禾本科杂草发生规律及化学防除技术研究
3.Occurrence Regularity and Chemical Control Measures of Weeds in Cotton Field in Hebei Province河北省棉田杂草发生规律及化学防除
4.Study on the Occurring Characteristic of Weeds and the Method of Weed Control in Alfalfa Seed Product Field;苜蓿种子田杂草发生特点与防除方法的研究
5.Symptom of Growth and Prevention and Cure on Weeds of Wheat in Shangqiu;商丘市小麦田杂草发生情况和防治对策
6.The weed occurrence and control in single-crop late rice field in Jinshan District of Shanghai上海市金山区单季稻田杂草发生及防除措施
7.Investigation on the Occurence Conditions of Grass Weeds in Wheat Fields in Shijiazhuang,Hebei Province河北省石家庄市麦田禾本科杂草发生情况调查
8.Study on weed occurrence and control in conservational tillage for spring maize in Weibei dry plateau渭北旱塬保护性耕作春玉米田杂草发生及防除
9.Studies on Emergence and Damage of Weed in Corn Field of Jilin Province吉林省玉米田杂草发生与危害现状的研究
10.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
11.Study on the Occurrence and Integrated Management of Weeds in Turf;草坪杂草发生分布规律及其综合防除体系的研究
12.The Study on Emergence Regulation and Control of Weeds in Cool-season Lawn;川西平原区冷季型草坪杂草发生规律与控制技术的研究
13.a mat of weeds, hair, threads一团杂草、 毛发、 线.
14.a wanton growth of weeds杂草的丛生 [茂密]
15.annual weedy grass used for hay.一年生杂草用作干草。
16.Annual broadleaf and grass weeds are major problems.主要杂草是一年生阔叶杂草和禾本科杂草。
17.The Study on the Ecological Characteristics and Growth of the Main Weeds in Lawns;草坪主要杂草生态学特征及其生长发育动态研究
18.(of land)full of or likely to produce many weeds(指土地)长满杂草的,易生杂草的
相关短句/例句
field weed杂草发生
3)weed seed production杂草生物量
4)occurance law杂草发生规律
5)Weed occurrence characterisitics杂草发生特点
6)Peanut weed花生杂草
延伸阅读
1,3-二氧杂草CAS: 505-65-7 分子式: C5H10O2 分子质量: 102.13 沸点:119℃ 中文名称:1,3-二氧杂环庚烷;1,3-二氧杂草 英文名称: 1,3-Dioxepane;tetramethylene formal;[1,3]Dioxepan