Biblio
“Soil and Tissue Phosphorus, Potassium, Calcium, and Sulfur as Affected by Dairy Manure Application in a No-Till Corn, Wheat, and Soybean Rotation”, Agronomy Journal, vol. 99, no. 5, p. 1306, 2007.
, “Soil and tissue P, K, Ca and S as affected by dairy manure application in a no-till corn, wheat, and soybean rotation”, Agron J., vol. 99, pp. 1306-1316, 2007.
, “Compost, Manure, and Gypsum Application to Timothy/Red Clover Forage”, Journal of Environment Quality, vol. 35, no. 6, p. 2410, 2006.
, “Compost, manure, and gypsum application to timothy/red clover forage”, J. Environ. Qual., vol. 35, pp. 2410-2418, 2006.
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