Page 135 - Soil Degradation, Conservation and Remediation

References 123

Wang T, Wu W (1999) Land use and sandy desertification in Northern China. J Nat Resour
14(4):355–358
Whitford WG (2002) Ecology of desert systems. Academic, New York
Willetts BB, Rice MA (1989) Collisions of quartz grains with a sand bed: the influence of incident
angle. Earth Surf Process Landforms 14:719–730
Woodruff NP, Siddoway FH (1965) A wind erosion equation. Soil Sci Soc Am Proc 29:502–608
Woodruff NP, Lyles L, Siddoway FH, Fryrear DW (1972) How to control wind erosion, Agricultural
information bulletin 354. USDA-ARS, Washington, DC
Woodruff NP, Dickerson JD, Banbury EE, Erhart AB, Lundquist MC (1976) Selected trees and
shrubs evaluated for single-row windbreaks in the Central Great Plains, ARS NC-37. USDA,
ARS, Peoria
Yan P (2000) Application of the caesium-137 technique on the wind erosion-a case study in
Gonghe Basin, Qinghai Province. J Desert Res 20(1):102
Zingg AW, Woodruff NP (1951) Calibration of a portable wind tunnel for the simple determination
of roughness and drag on field surfaces. Agron J 43:191–193