Titlebook: Land Use and Soil Resources; Ademola K. Braimoh,Paul L. G. Vlek Book 2008 Springer Science+Business Media B.V. 2008 Erosion.Land-use chang

patriarch

Soil Erosion Studies in Northern Ethiopia,osion which could have added about 1.5 million tons of grain to the country’s harvest. This indicates that soil erosion is a very serous threat to food security of people and requires urgent management intervention..To circumvent the impacts of erosion, it is important to know the severity of the pr

高度表

北京人起源

好开玩笑

intricacy

Digest

opprobrious

为宠爱

挥舞

Land-Use Change and Global Food Production, ~0.75 ha/person in 1900 to ~0.35 ha/person in 1990). This loss of croplands was not globally uniform: more than half the world’s population, living in developing nations, lost nearly two-thirds of their per capita cropland base. The distribution of croplands has become increasingly skewed—in 1990,

heirloom