“arable soil”簡單造句，arable soil造句子

1、Simulated rainfall experiments with 3 loessial soils of Ansai, Suide, Yangling, and Yangling arable soil were conducted to evaluate effects of rainfall and soil structure on raindrop splash.

3、Earthworm populations in arable soils in the United States may be destroyed by frost.

2、Speculators, among them Muammar Qaddafi, are snatching up much of Africa's arable soil -- enough acreage to cover Norway in a single year -- driving up food prices and leaving locals homeless