资讯

Before you dig a garden, it's important to figure out what type of soil you have and then select plants (and amend your soil) accordingly.
What do glaciers and the Sahara Desert have in common? Both are sources of silt-size particles that interact with wind, sand, and vegetation to form loess deposits. Deflation, the lifting and ...
Soil texture is determined by the mixture of the mineral contents: sand, silt, and clay. You can determine your garden soil ...