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Waste disposal techniques used by small-scale traditional hog farms , like using waste as fertilizer for commercially viable crops , were adopted and expanded for use by CAFOs .
 organization: CAFOs
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: CAFOs