Chemical composition of leachate of dairy manure mixed with fluidized bed combustion residue von Elrashidi, M.A, Baligar, V.C, Korcak, R.F, Persaud, N, Ritchey, K.D

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Effect of byproduct, nitrogen fertilizer, and zeolite on phosphate rock dissolution and extractable phosphorus in acid soil von He, Z.L. (Appalachian Soil and Water Conservation Research Lab. USDA-ARS, Beaver, WV (USA).), Baligar, V.C, Martens, D.C, Ritchey, K.D, Elrashidi, M

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Benefits and constraints for use of FGD products on agricultural land von Clark, R.B, Ritchey, K.D, Baligar, V.C

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Effect of phosphate rock, coal combustion by-product, lime, and cellulose on ryegrass in an acidic soil von Baligar, V, He, Z.L, Martens, D.C, Ritchey, K.D, Kemper, W.D

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Flue gas desulfurization gypsum improves orchardgrass root density and water extraction in an acid subsoil von Feldhake, C.M. (USDA-ARS, Beckley, WV (USA)), Ritchey, K.D

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Goat Urine and Limestone Affect Nitrogen and Cation Distributions in an Acidic Grassland von Ritchey, K.D, Boyer, D.G, Turner, K.E, Snuffer, J.D

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Emergence and growth of two non-nodulated soybean genotypes (Glycine max (L.) Merr.) in response to soil acidity von Ritchey, K.D. (Tropical Agriculture Research Station USDA-ARS, Mayaguez, Puerto Rico), Carter, T.E. Jr

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Ionic strength effects on sulfate and phosphate adsorption on gamma-alumina and kaolinite: triple-layer model von He, L.M. (Univ. of California at San Diego, La Jolla, CA.), Zelazny, L.W, Baligar, V.C, Ritchey, K.D, Martens, D.C

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Soil properties and clover establishment six years after surface application of calcium-rich by-products von Ritchey, K.D, Belesky, D.P, Halvorson, J.J

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Upper Profile Changes Over Time in an Appalachian Hayfield Soil Amended with Coal Combustion By-products von Zhou, X., Ritchey, K. D., Clark, R. B., Persaud, N., Belesky, D. P.

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Influence of soil solution aluminum on root elongation of wheat seedlings von Wright, R.J. (Appalachian Soil and Water Conservation Research Lab. USDA-ARS, Beckley, WV (USA)), Baligar, V.C, Ritchey, K.D, Wright, S.F

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Determination of soluble phosphorus in the presence of organic ligands or fluoride von He, Z.L. (USDA, ARS, ASWCRL, Beaver, WV.), Baligar, V.C, Martens, D.C, Ritchey, K.D

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Boron accumulation by maize grown in acidic soil amended with coal combustion products von Clark, R.B, Zeto, S.K, Ritchey, K.D, Baligar, V.C

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Fate of gypsum surface — applied to an Appalachian hill pasture watershed von Feldhake, C.M, Ritchey, K.D, Boyer, D.G

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Calcium sulfate or coal combustion by-product spread on the soil surface to reduce evaporation, mitigate subsoil acidity and improve plant growth von Ritchey, K.D., Korcak, R.F., Feldhake, C.M., Baligar, V.C., Clark, R.B.

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Effect of phosphate rock, lime and cellulose on soil microbial biomass in acidic forest soil and its significance in carbon cycling von He, Z.L, Baligar, V.C, Martens, D.C, Ritchey, K.D

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Leaching of Mg fertilizers in Puerto Rican ultisols von Ritchey, K.D, Irizarry, H

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Calcium deficiency in clayey B horizons of savanna oxisols von RITCHEY, K. DALE, SILVA, J. EURÍPEDES, COSTA, UBIRAJARA F.

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Inexpensive biological tests for soil calcium deficiency and aluminum toxicity von Ritchey, K.D. (Centro de Pesquisa Agropecuaria dos Cerados EMBRAPA, Planaltina, D.F. (Brazil)), Sousa, D.M.G, Rodrigues, G.C

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Limitations to productivity of some ultisol and oxisol subsoils von Ritchey, K.D, Fox, R.H

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