表土 meaning in Chinese
[农业] topsoil; surface soil; capping; capping mass; atteration; uncallow; kelly; epipedon
◇表土层 pedosphere; a-horizon; 表土耕作 surface tillage; 表土施肥 surface manuring; 表土中耕 surface cultivation
Examples
- The fragile land quickly lost its topsoil and became nothing but sand and dust .
那单薄的土地很快就失去了表土，成为沙粒和尘埃。 - In one mined area the soil was removed, then stockpiled for two years before it was respread .
在一个矿区，表土搬走后堆放了二年才重新铺开。 - In many countries the loss of productive topsoil has contributed to growing food deficits .
在许多国家里，生产性表土的流失已导致日益严重的粮食短缺。 - If the topsoil is taken away by erosion, plants can no longer grow in the soil left behind .
如果因水土流失而冲掉了表土，植物不能再在留下的土壤中生长。 - It would appear that the inputs are insufficient to offset the mobilization and leaching of calcium from the topsoil .
钙的转入量看来不足以补偿从表土中活化和淋失的钙。