Soil Degradation and Restoration in Africa (Advances in Soil Science) - Original PDF
نویسندگان: Rattan Lal (Editor), B. A. Stewart (Editor)
خلاصه: Soil degradation is a widespread problem in Africa resulting in decreased agricultural productivity while demand for food continues to increase. Degradation is caused by accelerated erosion, acidification, contamination, depletion of soil organic matter and plant nutrients, and salinization.