禾草类植物之间的竞争，对吧？

The competition of grasses, right?

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他躲在一些高大的禾草后面。

He hid behind some high grasses.

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指出剪草是禾草草坪管理的核心内容。

Turf mowing is a core part of turfgrass management.

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本文研究了用液相色谱法测定乳氟禾草灵的方法。

The method to determine by liquid lambda-cyhalothrin chromatograph was studied.

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本文研究了用液相色谱法测定乳氟禾草灵的方法。

The method to determine by liquid lambda-cyhalothrin chromatograph was studied.

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