1. The importance of the vegetation factor in water conservation and erosion control;Allison;Amer. Soil-Surv. Ass. Bull.,1935
2. A field study of the influence of organic matter upon the water-holding capacity of a silt-loam soil;Alway;J. Agric. Res.,1919
3. Porosity and water absorption of forest soils;Auten;J. Agric. Res.,1933
4. The effect of burning and pasturing in the Ozarks on the water absorption of forest soils;Auten,1934
5. Influence of humic colloids on certain physical and chemical properties of clay soils;Barbier;Ann. Agron.,1935