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pro vyhledávání: '"John Worley"'
Autor:
John Worley
Publikováno v:
Arms & Armour. 12:53-66
A report is presented of a series of analytical chemical tests that were carried out as part of the Fyris Swords project on two inscribed swords found in central Uppsala, Sweden UMF/B 78, which has a short inscription with religious connotations inla
Publikováno v:
Civil Engineering Magazine. 85:72-79
Autor:
Bryce Tanner, John Worley
Publikováno v:
Civil Engineering Magazine. 84:56-77
Autor:
John Worley, S. L. Rathbun, B. D. Hale, Luke P. Naeher, Brian D. Fairchild, Lowry A. Harper, E. A. Irvin, Casey W. Ritz, Michael Czarick
Publikováno v:
Journal of Applied Poultry Research. 19:245-262
SUMMARY Accurately measuring NH3 produced from poultry litter and emitted from mechanically ventilated broiler houses continues to be a challenge. Many technologies and methods are available to measure NH3, with costs ranging from inexpensive (but ra
Publikováno v:
Applied Engineering in Agriculture. 26:677-688
Poultry litter is an excellent example of how a source of organic nutrients became an expensive problem in concentrated poultry producing areas due to nutrient imbalance at the farm and regional scale resulting in water quality impairment in some wat
Autor:
John Worley, Luke P. Naeher, Lowry A. Harper, Michael Czarick, Casey W. Ritz, Brian D. Fairchild, B. D. Hale
Publikováno v:
Journal of Applied Poultry Research. 18:630-639
SUMMARY Within broiler production facilities, NH3 concentrations have always been of concern from a bird performance and worker health standpoint. However, NH3 emitted from poultry houses is receiving increased attention from the environmental and co
Publikováno v:
Applied Engineering in Agriculture. 24:383-388
In raw form, poultry litter has certain drawbacks for both energy production and fertilizer. These include high ash content and moisture content, a corrosive nature, low heat content, and low nutrient content. Fractionation divides poultry litter int
Autor:
Michael P. Lacy, James R. Kastner, John Worley, Brian D. Fairchild, Casey W. Ritz, Michael Czarick, M. C. Visser, Sidney A. Thompson, Luke P. Naeher
Publikováno v:
Journal of Applied Poultry Research. 15:394-405
Emissions from animal feeding operations have become a growing concern. Although many studies describe occupational exposures and exhaust concentrations associated with animal facilities, very little information has been provided about the ambient ai
Publikováno v:
Journal of Applied Poultry Research. 15:333-340
SUMMARY Reduction of airborne dust in enclosed animal housing has been shown to result in corresponding reductions in airborne bacteria, ammonia, and odor. The search for strategies to reduce particulate matter and ammonia emissions from animal housi
Publikováno v:
Biocontrol Science and Technology. 14:77-80
A 16-repetition experiment was conducted to evaluate the performance of the “tower” system for eclosion of sterile medflies, Ceratitis capitata (Wiedemann). This system has now replaced the PARC system previously used in Florida S.I.T. programs.