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- It is very difficult to control perennial weed field horsetail (Equsetum arvense L. ). 摘要问荆是一种多年生难防杂草。
- This common and variable, perennial weed is distinguished by its contracted panicle and short glumes. The spikelets are frequently infected by a black smut fungus. 普通和易变的这,多年生植物杂草被因为它的收缩圆锥花序和短区分。一种黑色的劣质煤菌经常感染小穗。
- It is non-selective, which means it kills a wide range of annual grasses and broad-leaved weeds and the tops of established perennial weeds. 具有非选择性,意味着可以根除多数的一年生杂草和宽叶种子并保持长效作用。
- Perennials - It makes sense to eliminate perennial weeds early.By pulling those first plants, you might prevent a hostile lawn takeover. 多年生植物,尽早去除很有意义,当把大量杂草去处后,就可以避免草坪被杂草统治。
- 4.For perennial weed, such as Eleusine indica and Cyperus rotundus, please use it again 10 days later after the first applying. 4.;对多年生恶性杂草,如牛筋草、香附子等,第一次用药后间隔10天再施1次药,可达到理想防效。
- 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。
- Seed Bank of Perennial Weeds in Paddy Fields 稻田土壤多年生杂草种子库研究
- First thing tomorrow I'll weed the garden. 我明天一大早首先去除园内的杂草。
- We have to weed out unqualified applicants. 我们必须淘汰不合格的申请人。
- perennial weed 多年生杂草
- We must weed out the traitors in our midst! 我们必须清除我们中间的叛徒!
- European perennial grass with soft velvety foliage. 欧洲多年生草,有柔软被绒毛的叶子。
- She knelt down to pull a weed from the flower bed. 她跪下来拔除花圃上的杂草。
- Eurasian weed with heads of small yellow flowers. 有小黄花头状花序的欧亚杂草。
- He pulled off his coat and started to weed with us. 他脱去上装,开始和我们一起除草。
- Falsehood has a perennial spring. 虚伪总是春风吹又生。
- I'll weed out crabgrass from a lawn. 我将除去草坪上的蟋蟀草。
- Weed out traitors from the army. 肃清军队中的汉奸分子。
- Perennial ryegrass throws a lot of autumn growth. 多年生黑麦草在秋季长势很好。
- His brown velvet jacket had become perennial. 他那件咖啡色丝绒上装仿佛已经跟他结了不解之缘。