It shows that the second generation grasses of introduced types have higher production than the local grass,hooked Bristlegrass. 所有引進種再生草的產量都高於當地輪生狗尾草。
This field has been laid under grass. 這塊地已經長滿了草。
We first trod out a fire in the grass. 我們首先踩滅了草中的火。
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