Soil conservation reeconnaissance survey of the southern great plains wind-erosion area
Joel, A.H.
Soil conservation reeconnaissance survey of the southern great plains wind-erosion area - Washington 1937 - 1-68 p. - Soil, Conservation, Wind-Erosion United States Department of Agriculture. Technical Bulletin No. 556 .
Soil conservation reeconnaissance survey of the southern great plains wind-erosion area - Washington 1937 - 1-68 p. - Soil, Conservation, Wind-Erosion United States Department of Agriculture. Technical Bulletin No. 556 .