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Dead poultry composter project : David Boyd Composter (1994)
(University of Missouri Extension, 1994)
Dead Poultry Composter Project: David Boyd Composter (2009)
(University of Missouri Extension, 2009)
A grant of EPA funds was made available by the Missouri Department of Natural Resources in October 1990 to selected southwest Missouri poultry producers representing each of the five major poultry processing companies. The purpose of the grant...
Nitrogen in the environment : essential plant nutrients
(University of Missouri. Extension Division, 1993)
"Carbon, oxygen and hydrogen are among the most basic elements necessary for plant growth. Plants obtain these elements from water and carbon dioxide in the air and soil. Plants also require additional "mineral elements" that they obtain from...