Turbid soils of northwestern Venezuela: properties and placement in ustropeptic subgroup [Soil analysis] von Rodriguez O.A, Perkins H.F

Volltext

Earlier Degree Completion Shown When Beginning Graduate Students Start with Research Methods Course von Perkins, H.F.

Volltext

Characterization of soil-crop yield relations over a range of erosion on a landscape von Bruce, R.R., White, A.W., Thomas, A.W., Snyder, W.M., Langdale, G.W., Perkins, H.F.

Volltext

Movement of water in a plinthic paleudult using a bromide tracer von Carlan, W.L, Perkins, H.F, Leonard, R.A

Volltext

Turbio soils of northwestern Venezuela: properties and placement in ustropeptic subgroup von Rodriguez, O.A, Perkins, H.F

Volltext

A field method for verifying plinthite in southern coastal plain soils [Georgia] von Wood B.W, Perkins H.F

Volltext

Fixation of manganese by clay minerals von Reddy, M.R, Perkins, H.F

Volltext

Influence of Zinc Deficiency on Zinc and Dry Matter Content of Ruminant Tissues and on Excretion of Zinc1 von Miller, W.J., Blackmon, D.M., Gentry, R.P., Powell, G.W., Perkins, H.F.

Volltext

Potassium fixation and reconstitution of micaceous structures in soils von Arifin, Perkins, H.F, Tan, K.H

Volltext

Factors Affecting Zinc Content of Bovine Hair1 von Miller, W.J., Powell, G.W., Pitts, W.J., Perkins, H.F.

Volltext

Influence of High Levels of Dietary Zinc on Zinc in Milk, Performance and Biochemistry of Lactating Cows1 von Miller, W.J., Clifton, C.M., Fowler, P.R., Perkins, H.F.

Volltext

Classification, composition, and mineralogy of iron glaebules in a southern coastal plain soil von Gallaher, R.N, Perkins, H.F, Tan, K.H

Volltext

Chemical and mineralogical changes in glaebules and enclosing soil with depth in a plinthic soil von Gallaher, R.N, Perkins, H.F, Tan, K.H

Volltext

Kaolinite-gibbsite thermodynamic relationship in ultisols von Tan, K.H, Perkins, H.F, McCreery, R.A

Volltext

Factors Affecting Zinc Content of Bovine Hair von Miller, W. J, Powell, G. W, Pitts, W. J, Perkins, H. F

Volltext

Sesquioxide segregation in plinthic and nonplinthic counterpart soils von PERKINS, H. F., LAWRENCE, BARBARA

Volltext

Amorphous and crystalline clays in volcanic ash soils of Indonesia and Costa Rica von TAN, K. H., PERKINS, H. F., McCREERY, R. A.

Volltext

Nitrogen, Phosphorus and Potassium Content of Poultry Manure and Some Factors Influencing Its Composition von Parker, M.B., Perkins, H.F., Fuller, Henry L.

Volltext

Influence of High Levels of Dietary Zinc on Zinc in Milk, Performance and Biochemistry of Lactating Cows von Miller, W. J, Clifton, C. M, FOWLER, P. R, Perkins, H. F

Volltext

Influence of Zinc Deficiency on Zinc and Dry Matter Content of Ruminant Tissues and on Excretion of Zinc von Miller, W. J, Blackmon, D. M, Gentry, R. P, Powell, G. W, Perkins, H. F

Volltext