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Author Question: An energy _______________ is used to show the efficiency of crop production and reveals how much ... (Read 30 times)

fagboi

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on: Jul 21, 2018

An energy _______________ is used to show the efficiency of crop production and reveals how much energy is required to produce crops.
 
 


 
  Fill in the blank(s) with the appropriate word(s).

Question 2

Approximately _______________ percent of the oil used in the U.S. goes to grow food.
 
  Fill in the blank(s) with the appropriate word(s).


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HandsomeMarc

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

input-output ratio

Answer to Question 2

twenty


fagboi

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Reply 2 on: Jul 21, 2018
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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