表土

表土 [biǎo tǔ]

1. ■ {农} topsoil; surface soil; capping; capping mass; atteration; uncallow; kelly; epipedon

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常用词组

1. ■ 表土层 pedosphere; A-horizon;

2. ■ 表土耕作 surface tillage;

3. ■ 表土施肥 surface manuring;

4. ■ 表土中耕 surface cultivation