Nitrate water activities /
[developed by Joan Valieant and Jerry L. Southland ; prepared by Information Division, Agricultural Research Service].

APA Citation

Southland, J. L., Valieant, J., Agricultural Research Center (Beltsville, M. Educational Services Branch., United States. Agricultural Research Service. Information Division. (1972). Nitrate water activities. Beltsville, Md.: Educational Service Branch, Agricultural Research Center .

MLA Citation

Southland, Jerry L, Joan Valieant, Md.). Educational Services Branch Agricultural Research Center (Beltsville, and United States. Agricultural Research Service. Information Division. Nitrate Water Activities. Beltsville, Md.: Educational Service Branch, Agricultural Research Center , 1972.