Publications
Title | Abstract | Year(sorted descending) Filter | PMID Filter |
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prevalence of eyeworms (nematoda: thelazioidea) in beef cattle grazing different range pasture zones in alberta, canada. | the eyes from 410 beef cattle grazing 6 range pasture zones in alberta were dissected and examined for species of thelazia. thirty-eight (9.3%) contained eyeworms: 25 (6.1%) contained thelazia skrjabini alone, 3 (0.7%) contained thelazia gulosa alone, and 10 (2.4%) had a mixed infection of t. skrjabini and t. gulosa. prevalence was related to the type of pasture. the prevalence was lower in cattle grazing short- and mid-grass pastures (zones 1, 2; 0% and 1.5%, respectively) than those grazing tr ... | 1993 | 8277378 |