Evaluation of bovine teat condition in commercial dairy herds 1. Non-infectious factors - Mein, GA; Neijenhuis, F; Morgan, WF; Reinemann, DJ; Hillerton, JE; Braines, JR; Ohnstad, I; Rasmussen, MD; Timms, L; Britt, JS; Farnsworth, R; Cook, N; Hemling, T (Proceedings of 2nd International Symposium on Mastitis and Milk Quality, 2001)