efficacy of weed’s control 除草效果
biological control weed 杂草生物防治
biological weed control 生物除草剂
chemical control weed 化学除草
chemical weed control 化学除草
critical period of weed control 防治阈期
effect of weed control 除草效应
efficiency of weed control 防效
grass weed control 禾本科杂草
spectrum of weed control 杀草谱
strategy of weed control 控制策略
Thermal weed control 热除草
threshold period of weed control 生态防治阈期
weed control 杂草防效; 杂草防除; 防除; 马尼拉草坪; 控制; 防除杂草; 杂草防治; 杂草管理; 药效; 杂草控制; 除草; 毒杂草防除; 防除效果; 防效; 亚麻田杂草; 杂害草控制; 地膜棉田; 除草效果; 作物安全性; 杀草谱
weed control activity 除草活性
Weed control by fish 鱼除草
Weed control effect 控草效果; 杂草防效; 除草效果
Weed control experiment 控草试验
Weed control film 除草地膜