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Author Question: Between 1940 and 2005, there has been a dramatic ______ in dairy cows in the United States, while ... (Read 71 times)

Arii_bell

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on: Jul 21, 2018
Between 1940 and 2005, there has been a dramatic ______ in dairy cows in the United States, while the yield of milk per cow has substantially _______.
 
  a. increase/increased c. decrease/increased
  b. increase/decreased d. decrease/decreased

Question 2

Which of these management approaches has had the greatest impact on the steady increase in yield in dairy production?
 
  a. improved management c. improved nutrition
  b. availability of bST d. quantitative genetics


xiaomengxian

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Reply #1 on: Jul 21, 2018
Answer to Question 1

C

Answer to Question 2

D


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