You can either plant directly in these pockets or hide your planters in them covering with gravel creating a more natural looking pond .

您可以直接植物在这些口袋或隐瞒你的花槽，在他们采访与砾石创造一个更加自然，寻找池塘。

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Mud gravel is often found in the base of distributary channel sediment, plant root and lignite often develop in the swamp sediment.

三角洲平原分流河道沉积底部泥砾较发育，沼泽沉积中发育植物根和褐煤沉积；三角洲前缘河口砂坝沉积物粒度较平原决口扇粗。

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This plant turns debris from buildings - many destroyed by Israeli air strikes - into sand and gravel that is then turned into cinder blocks for building.

VOA: standard.2010.06.16

So, for example, a 300-acre plant near Dallas takes Bridgeport's sand and gravel and turns it into concrete pipes as big as 12 feet in diameter.

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