تماشای ویدئو Water Movement in Soil از آی-ویدئو

With the help of sound management practices, water can move into the soil rather than running off. This video describes how and why soils transmit water at different rates. For more information, see http://www.soils.usda.gov. USDA is an equal opportunity provider and employer.
29 آذر 1395
آی-ویدئو