humic-illuvial horizon

humic-illuvial horizon: Сельское хозяйство: перегнойно-иллювиальный горизонт

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Canadian system of soil classification — The Canadian system of soil classification is more closely related to the American system than any other. They differ in several ways. The Canadian system is designed to cover only Canadian soils. The Canadian system dispenses with a sub order… … Wikipedia
Podzol — Podsol, Spodosol a stagnopodzol in upland Wales Used in: WRB, USDA soil taxonomy, others … Wikipedia
soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… … Universalium

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