ragweeds

与ragweeds相关的网络例句 [注：此内容来源于网络，仅供参考]

In some classifications considered a separate family comprising a subgroup of the Compositae including the ragweeds.

在某些分类中认为是豚草属中菊科小群中的一科。

It is suggested that the integrated ragweed management which combines plant displacement with physical control based on biological control will be a major approach for control of ragweeds in the future.

提出以生物防治为主体，结合植物替代控制和物理防治，尽可能地不实施化学防治的的综合治理体系是未来豚草防治的一个主要途径。

Comprising the ragweeds; in some classification considered the type genus of a separate family Ambrosiaceae.

包含豚草；在有些分类中被作为一个独立的豚草科的模式属。

The advantages and disadvantages of individual control approach of ragweeds were introduced in this article.

文章阐述了各项措施在豚草种群控制中的作用和优缺点。

Of the Compositae including the ragweeds.

在某些分类中认为是豚草属中菊科小群中的一科。