垩

The chalky soil around Saumur produces the famous Anjou wines.

索米尔周围的白垩质土壤出产著名的安茹葡萄酒。

Incorporating organic material into chalky soils will reduce the alkalinity.

在白垩质土壤中添加有机物可降低其碱性。

the chalk cliffs of southern England

英格兰南部的白垩质峭壁

An aquifer is a water - bearing rock stratum such as sandstone and chalk.

地下蓄水层是一些有水的岩石层，如沙岩和白垩岩。

Such are common in the chalk areas of South of England.

在英国南部白垩地区，这种情况是常见的。