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- 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。
- When grass weeds and broad-leaved weeds both occurred in the fields, the mixed use of clodinafop-propargyl and benazolin-ethyl could achieve better control effects on the whole weed population. 炔草酯与草除灵混用对禾本科杂草和双子叶杂草都具有良好的防除效果。
- The preliminary bioassay showed that these compounds had good herbicidal activities against grass weeds. 初步生测结果表明，这些化合物对禾本科杂草有很好的除草活性。
- Totally 83 species belonging to 25 sections were found in 20 blocks'turfgrass in Shenzhen, of which 65 species are broadleaf weeds and the other 18 species are grass weeds. 通过对深圳市20 块草坪杂草调查;发现常见杂草共有83 种;分属于25科。 其中阔叶杂草65 种;占杂草总数的78.;31%25;单子叶杂草18 种;占杂草总数的21
- The hut was made of poles covered with grass mats. 茅屋用木杆搭成，上面以草席覆盖。
- Uses: Pre-emergence and early post-emergence control of cyperaceous weeds and annual grass weeds in paddy rice at 0.45-2 kg a.i./ha.Phytotoxicity: Non-phytotoxic to rice. 主要是通过杂草的根部吸收，抑制根部和地下茎的伸长，从而控制地上部分的生长，对已出土的莎草科杂草基本无效。
- It is the safest herbicide for the control of grass weeds in rice field and it will not be phytotoxic to rice in all cultivation forms from seedling to jointing stage. 是对水稻安全性最高的禾本科除草剂。各种栽培方式的水稻由苗期到拔节期使用都不会产生药害。
- She sat down on a tuft of grass. 她坐在一小块草地上。
- He weed out one by one the book he do not want. 他把不想要的书一本一本丢掉。
- The grass was wet with dewdrops. 草被露水浸湿了。
- First thing tomorrow I'll weed the garden. 我明天一大早首先去除园内的杂草。
- We must not forget about the grass roots. 我们绝不能忘记民众。
- We have to weed out unqualified applicants. 我们必须淘汰不合格的申请人。
- He went to grass after being hit in the head. 头部被猛击一下后，他颓然倒下。
- Do you prefer grass or hard courts? 你喜欢草地球场还是硬地球场？
- The cow began to ruminate after eating up grass. 牛吃完草后开始反刍。
- The faulty lawnmower chewed the grass up. 那部有毛病的割草机把草坪弄坏了。
- He lay outstretched on the grass. 他手脚摊开躺在草地上。
- The wet grass sparkles in the sun. 太阳使湿草闪闪发光。
- The egg nestled in the long grass. 蛋隐藏在高草中。
