Switch from a grow-in to a maintenance fertilizer regime at 4 to 6 weeks after emergence, or when the grass has reached nearly 100% ground coverage.

一般在发芽后4 - 6周，或者当草坪100%完成地面覆盖后从生长期用肥转换到养护用肥。

youdao

He delivered on-the-ground coverage of the military build up in Iraq and Kuwait in 2003, including embedding with the 1st Battalion of the 7th Marines.

CNN: Anchors & Reporters

He added that the new-look team had been "carefully selected" to provide "a mix of broadcasting heavyweights and racing experts" who could ensure "insightful, intelligent and ground-breaking" coverage.

BBC: Entertainment & Arts

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