Environment - Manure Storage / Application
Evaluating land waste application machinery to meet odor and environmental objectives
December 15, 1998By Mark Hanna
Environment - Air
Manipulation of Swine Diets to Reduce Odors and Harmful Gaseous Emissions from Manure
October 1, 1998By G.L. Cromwell
Environment - Air
Soil infiltration and wetland microcosm treatment of liquid swine manure
January 1, 1998
Management systems are needed to minimize water quality concerns associated with liquid swine manure from large swine production facilities. Experiments were conducted to investigate the removal of...
Environment - Air
Hydrogen sulphide emission from two large pig-finishing buildings with long-term high-frequency measurements
January 1, 1997
Hydrogen sulfide (H2S) is a common toxic air pollutant and is emitted from decomposing manure at animal facilities. However, there have been only a few studies of H2S emissions from animal buildings,...
Environment - Manure Storage / Application
Manure incorporation equipment effects on odor, residue cover, and crop yield
January 1, 1996By H. M. Hanna
Field experiments in undisturbed (no-till) soyabean and maize residue were conducted to evaluate six liquid swine manure application/incorporation methods. The methods were injection with a...
Environment - Air
Liquid balance model for swine waste management systems using single-stage anaerobic lagoons
January 1, 1996By Hector J. Cumba
The most important wastewater operation for farmers using lagoons to treat swine waste is maintaining the liquid level within the operational levels to avoid overflows and to satisfy the water demand...
Environment - Water Usage / Conservation
A method to evaluate appropriate nipple drinker flow rates for pigs
January 1, 1995By Peter A. Phillips
A method was developed for measuring how different water flow rates from nipple drinkers affect the actual rates of water intake and spillage by pigs. A combination of video and electronic techniques...
Environment - Manure Storage / Application
Pollution control of swine manure and straw by conversion to Chaetomium cellulolyticum SCP single-cell protein feed
January 1, 1981By M. Moo-Young
Swine manure has a very high pollution potential and obnoxious odor. Large farms particularly are confronted with a manure disposal problem since environmentally acceptable solutions are now required...