Excretion of major odor-causing and acidifying compounds in response to dietary supplementation of chicory inulin in growing pigs
January 1, 2004
The excretion of major odor-causing and acidifying compounds in response to dietary supplementation of chicory inulin extract was investigated with six Yorkshire barrows, with an average initial BW...
Dust and odor emissions from tunnel ventilated swine buildings in North Carolina and comparison of different odor evaluation methods
January 1, 2004
Tunnel ventilation of swine buildings conveys odourous dust and gases out of the production buildings. Measurement of dust and odour levels and other environmental parameters is necessary for...
Ammonia emissions from swine houses in the Southeastern United States
January 1, 2004
Ammonia (NH3) from confined animal feeding operations is emitted from several sources including lagoons, field applications, and houses. This paper presents studies that were conducted to evaluate...
Rate of fall-applied liquid swine manure: Effects on runoff transport of sediment and phosphorus
January 1, 2004By N.C. Hansen
Reducing the delivery of phosphorus (P) from land-applied manure to surface water is a priority in many watersheds. Manure application rate can be controlled to manage the risk of water quality...
Eugenol stimulates lactate accumulation yet inhibits volatile fatty acid production and eliminates coliform bacteria in cattle and swine waste
January 1, 2004
Aim: To determine how eugenol affects fermentation parameters and faecal coliforms in cattle and swine waste slurries stored anaerobically. Methods and Results: Waste slurries (faeces : urine :...
Pork Quality
Role of Muscle Cytoskeletal and Intermediate Filament Proteins in the Development of Soft and Exudative Pork
December 23, 2003By Elisabeth Huff- Lonergan|Steven Lonergan
Exudative product continues to be a major concern in the pork industry. In order to minimize the incidence of soft, exudative pork, the mechanism underlying the development of this condition must be...
Pork Quality
Impact of Proteolysis of pH Decline and Water Holding Capacity of Fresh Pork
December 23, 2003By Elisabeth Huff- Lonergan
Degradation two of the major components of the calcium regulating system in skeletal muscle is associated with differences in pH decline and drip loss. This study indicates that there may be...
Direct Measurement of Dietary and Management Strategy Impacts on Ammonia Volatilization
December 22, 2003
Two feeding trials were conducted to quantify the effects of dietary strategies
on NH3 emissions of growing-finishing pigs. In Exp 1, nine growing pigs were fed cornsoybean
meal diets fortified with...
Environment - Air
Direct Measurement of Dietary and Management Strategy Impacts on Ammonia Volatilization
December 22, 2003By Brian Kerr|Diane Panetta|Hongwei Xin|Jeffery Lorimor|Wendy Powers
A study conducted at Iowa State University, by university scientists and researchers from the USAD-ARS Swine Odor and Manure Management Unit evaluated the independent effects of diet and...
Pork Quality
Optimization of Commercial Harvest Processes that Affect Pork Water Holding Capacity and Color
December 22, 2003By Collette Schultz-Kaster|Elisabeth Huff- Lonergan|Steven Lonergan
It is well understood that many producer inputs influence fresh pork quality. These inputs include swine genetics, nutrition and handling. It is necessary to develop harvest procedures that maintain...
Pork Quality
Pork Muscle Profiling Study 2002-Year 2
December 20, 2003By Joseph Sebranek
This research project evaluated a wide variety of pork quality attributes for each of 25 different muscles from 64 carcasses. The results identified 6 shoulder muscles and 3 ham muscles that have...
Pork Quality
Pork Muscle Profile Study 2002
December 20, 2003By Joseph Sebranek
This research project evaluated a wide variety of pork quality attributes for each of 25 different muscles from 64 carcasses. The results identified 6 shoulder muscles and 3 ham muscles that have...
