The farmer spread compost over the topsoil to enrich it.
农民在表层土上撒了堆肥以增加养分。
Heavy rains washed away much of the topsoil from the field.
大雨冲走了田地上大量的表层土。
They planted seeds directly into the fertile topsoil.
他们直接在肥沃的表层土中播种。
The erosion of topsoil can lead to reduced crop yields.
表层土的侵蚀会导致农作物减产。
Conservation efforts focus on preserving the topsoil.
保护工作集中于保存表层土。
Organic matter improves the quality of the topsoil.
有机物质改善了表层土的质量。
Construction projects often disturb the natural topsoil.
建筑工程常常扰乱自然的表层土。
Gardeners recommend adding mulch to protect the topsoil.
园丁建议添加覆盖物以保护表层土。
Removing trees can lead to the loss of topsoil.
砍伐树木可能导致表层土流失。
The topsoil layer is crucial for plant growth and health.
表层土层对植物的生长和健康至关重要。
topsoil fertility 土壤肥力
topsoil layer 表层土壤
topsoil quality 土壤质量
topsoil conservation 土壤保护
topsoil depletion 土壤耗竭
topsoil management 土壤管理
