森林土壤 [林] forest soil

森林土壤学 forestsoilscience ; [林] forest pedology

红棕色森林土壤 red brownish forest soil

森林土壤坚实度的测定 Determination of forest soil hardness ; Determination of forest soil consistence

褐色森林土壤 brown forest soil

森林土壤改良 [林] forest soil amelioration ; forest reclamation

森林土壤温度的测定 Determination of forest soil temperature

森林土壤渗透性的测定 Determination of forest soil permeability

森林土壤碳库 forest soil carbon pool

森林土壤肥力衰退 Forest Soil Productivity Decline