John P Maas

Professor Emeritus

Population Health & Reproduction

Phone Number

Office

Education

1967, BA, California State University-Chico, Chico, CA

1973, DVM, University of California-Davis, Davis, CA

1980, MS, University of Missouri, Columbia

Active Research Grants

Co-Investigator, Evaluating the variation in loose salt mineral mixes using selenium as a marker for consumption by pasture cattle, (Principal Investigator), Rustici Rangeland and Cattle Research Endowment

Honors and Awards

1973 Upjohn Award Winner, Veterinary Clinical Medicine, University of California, Davis

1997 AT&T Communication Award, Regional Finalist, Personal Column, The National Association of County Agricultural Agents

2011 Gordon Van Vleck Award. California Cattlemen’s Association

2013 National Beef Quality Assurance Educator of the Year. National Cattlemen’s Beef Association

Research Focus

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Specialty Focus

Nutrition (Board Certified)Internal Medicine (Board Certified)

Ten Recent Publications

2011
Maier, GU, Hoar, BR, Stull, CL, Kass, PH, Villanueva, V, Maas, J
Effect of a nutritional reconditioning program for thin dairy cattle on body weight, carcass quality, and fecal pathogen shedding.

2011
Forero L, Nader G, Craigmill A, DiTomaso M, Puschner B, Maas J
Livestock-Poisoning Plants of California

2009
Haggett E, Magdesian KG, Maas J, Puschner B, Higgins J, Fiack C
Whole blood selenium concentrations in endurance horses

2009
Maas J, Valberg SJ
Nutritional myodegeneration

2009
Maas J
Spontaneous fractures in ruminants

2009
Maas J
Fluorosis

2009
Maas J, Pearson EG
Hemochromatosis

2009
Maas J, Pearson EG
Hepatic Lipidosis

2009
Maas J
Colbalt Deficiency in Ruminants

2009
Maas J, Smith BP
Copper deficiency in ruminants