Beef herd health and productivity and exposure to the petroleum industry in west-central Alberta
Intensive biological accounting methods were developed to measure the health and productivity of cow-calf herds surrounding a new sour gas processing plant. From the fall of 1991 through calving 1997, cow production records from all 7040 recorded bull contacts were examined from seven area cow-calf...
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| Format: | Others |
| Language: | en |
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University of Saskatchewan
1999
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| Online Access: | http://library.usask.ca/theses/available/etd-10212004-001610 |