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Dairy Cow Industry

Subject : industries
Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Uses DCADS to minimize incidence of _______?






2. Normal rectal temperature of a dairy cow.






3. Most important type trait in a dairy cow.






4. Milking cows are usually milked ____ days and 'dried up' ___ days before the next lactation






5. A zoonotic disorder affecting as many as 90% of dairy farms.






6. Another name for carousel type milk barn.






7. Disease causing chronic diarrhea - weight loss resulting from infection with the bacterium Mycobacterium paratuberculosis.

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8. A fatal protozoan disease of cattle that destroys the red blood cells - causing anemia and death.






9. Common name for syndactylism.






10. Caused by Mycobacterium bovis.






11. Wingless - flattened insects.






12. Test for determination of BF% in milk.






13. The circumference of the body just back of the shoulders. Used to estimate body weight.






14. Most common treatment for milk fever.






15. Most common limiting nutrient for high milk yield.






16. Standardization of lactation records to the level of yield that would have been attained by each cow if she had been a mature cow and calved in the month of the year of highest calving frequency for her breed.






17. Molds which develop on feed producing toxins.






18. The dairy breed with the highest fat percentage.






19. Hormone stimulates mammary duct development.






20. Cows are usually rebred at ___ days after breeding






21. Also known as hyperkeratosis.






22. Common name for infectious bovine keratonconjuctivitis.






23. Common name for nematodes.






24. An example of a trematode.






25. Established colleges of agriculture in each state.






26. Period of non-lactation between two periods of lactation.






27. Caused by a deficiency of iodine in the diet.






28. Is the nation with the highest producing dairy cows.






29. Rolling herd average for U.S. dairy herd.






30. An infertile female calf born co-twin to a bull.






31. Used to regularly evaluate where an individual cow stands in body condition relative to the ideals for her stage in lactation.






32. Intake protein that is broken down by microorganisms in the rumen.






33. _____ and _____ are two reportable external parasites common to dairy and beef cattle.






34. Number of dairy cows in the United States.






35. Four of the leading states in milk production are ___ ___ __ __






36. Recommended method for dairy cattle.






37. Year Babcock Test was developed.






38. Caused by the heel fly.






39. Caused by Actinomy bovis.






40. Common name for interdigital phlegmon.






41. Also known as traumatic gastritis.






42. Should only be used as a last resort for the treatment of ruminal tymphany.






43. The dairy breed with a golden yellow color to its milk.






44. Milk is actually secreted in grape-like structures called ____






45. The common name for Bovine Spongiform Encephalopathy (BSE).






46. Spores from this fatal disease can live in the soil for more than 60 years.






47. Count of ____ cells helps determine inflammation of the mammary gland






48. Hormone stimulates milk production.






49. The dairy breed that is used mostly for milk and veal is _____






50. Casting is used as a temporary treatment of this disorder.







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