The layer of soil on the surface.
1 In time, the subsoil has become more distinctly clayey than the topsoil .
2 This species was collected from ground samples, especially from the topsoil layer.
3 The park was made by simply slapping down a layer of topsoil .
4 The DOC load increased with increasing topsoil carbon content at all sites.
5 Behind him, Tourmaline excavated a bowl-shaped depression in the thick grey topsoil .
6 Half the topsoil of the Opportunity district camouflaged its dark blue duco.
7 The topsoil beneath it was gouged apart as if by a scythe.
8 Only a thin, provisional crust of topsoil covered the harsh, flinty ground.
9 If the topsoil is very poor, get some good, rich, black soil.
10 Ascetics always chose outcrops of living rock and cleared the topsoil away.
11 Thicker sand, rich topsoil , alkali dirt, and finally broken shale and gravel.
12 We export down our rivers about 30 million tonnes of topsoil a year.
13 The land was let alone too long; the topsoil 's all gone.
14 Such a barrier forces all plants to root almost exclusively in the topsoil .
15 A healthy topsoil organic matter level in our climate is about 4 percent.
16 Conservation will become even more important to protect run-off and topsoil .
Другие примеры для термина "topsoil"
Grammar, pronunciation and more
Topsoil в диалектах
Соединенные Штаты Америки