Clay soil retains water.

黏土能保持水分。

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Lemongrass, for example, requires soil with high draining capability, where as basil can grow well in clay soil, which drains less.

“像柠檬草，就要求土壤具有高排水能力，而罗勒在排水性能差点的黏土中生长不错”。

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Forecasters call the conditions in the region "exceptional drought." the area is known for its thick green forests, waterfalls and red clay soil.

天气预报员称该地区的情况为“异常干旱”，该地区以其茂密的森林、瀑布和红粘土而闻名。

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To improve clay soils, mix in garden waste or other organic matter and turn the soil deeply in the fall.

VOA: special.2009.03.10

He says that is because the farmer used rich soil to produce the sod, so it might not do well in clay soils.

VOA: special.2009.07.07

Straw is especially popular in places where the clay content of the soil is high.

VOA: special.2009.01.12

The region's hard-packed clay soil welcomes a unique mix of plants with deep-penetrating root systems.

WSJ: Meadows Instead of Lawns Are in Fashion in Residential Landscaping

He said the clay soil had absorbed recent rain and snow, making it more unstable.

BBC: Wet weather causes a rise in landslips in Jersey

Women of the Bakgatla ba Kgafela community of Botswana practice earthenware pottery-making skills using clay soil, weathered sandstone and other materials to make pots of different forms, designs and styles that relate to the traditional rituals and beliefs of the community.

UNESCO: MEDIA SERVICES