soil group

noun

1. one of a number of soil classes having the same kinds of horizons in the same sequence and under similar moisture and temperature regimes.

Word History and Origins

Origin of soil group¹

First recorded in 1920–25

Example Sentences

“Chinese agriculture is effectively a cottage industry,” says Sun Chang, chairman of Black Soil group, which aims to modernize Chinese agriculture by consolidating these plots into larger farms.

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Sun’s Black Soil group has two pilot projects over 750 sq km — the size of Singapore — in northern China’s Heilongjiang province and has eyes on expanding.

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