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The influence of Zeranol on feedlot performance and carcass traits of culled cows and heifers
Download1982
A total of 126 cows and heifers culled from the University of Alberta beef herd were used in an experiment to study the effects of zeranol, an anabolic growth stimulant. The cattle were divided into two groups: 67 aged less than 4 yr (young) and 59 aged more than 4 yr (mature); within each group,...
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Patterns in the species composition and richness of fish assemblages in northern Wisconsin lakes
Download1982
Fish assemblage structure, and factors and mechanisms appearing important in the ecological maintenance of these structures, were examined for 18 small lakes in northern Wisconsin during summer and winter. The study was focused around the following questions. Are there discrete, repeatable groups...
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1982
A fully functional grading or classification system must allow trading in carcasses and meat to be conducted without the buyer needing to inspect the product personally. To achieve this, the system must accurately indicate the quantity of meat, the intrinsic quality of the meat, and any aspects...
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1982
Pelletier, Francis J., Schubert, Lenhart K.
Introduction: We describe an approach to parsing and logical translation that was inspired by Gazdar's work on context-free grammar for English. Each grammar rule consists of a syntactic part that specifies an acceptable fragment of a parse tree, and a semantic part that specifies how the logical...
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1982
Counting the number of permanent anterior (incisor plus canine) teeth is a well-established method for estimating physiological age in cattle. In this study, 1295 observations were made on cows and heifers representing five breed types and ranging in age from 475 to 2035 days. None of the breed...