H. Karreman

Environmental and geographical factors contributing to watershed contamination with Cryptosporidium parvum oocysts.

C. Shiff, J. Patz, T. Graczyk, 2000, Environmental research.

Differences in milk characteristics between a cow herd transitioning to organic versus milk from a conventional dairy herd

M. Tunick, E. Ingham, H. Karreman, 2015 .

Immunization of cows with novel core glycolipid vaccine induces anti-endotoxin antibodies in bovine colostrum.

S. Opal, A. Cross, H. Karreman, 2014, Vaccine.

Efficacy of a botanical preparation for the intramammary treatment of clinical mastitis on an organic dairy farm.

C. Risco, P. Pinedo, H. Karreman, 2010, The Canadian veterinary journal = La revue veterinaire canadienne.

CHAPTER 100 – Therapeutic Options in Organic Livestock Medicine

H. Karreman, 2009 .

CHAPTER 22 – Phytotherapy for Dairy Cows

H. Karreman, 2007 .

Using serum amyloid a to screen dairy cows for sub‐clinical inflammation

H. Karreman, T. Wensing, G. Wentink, 2000, The Veterinary quarterly.

Sustainable veterinary medical practices in organic farming: a global perspective

M. Vaarst, D. Byarugaba, S. Roderick, 2006 .

Case study: Comparison of milk composition from adjacent organic and conventional farms in the USA

M. Tunick, E. Ingham, H. Karreman, 2016 .