50620
Practices Soil management practices that affect soil quality : Advantages of Soil Management 1 ) Maintain Soil Fertility 2 ) Restore Soil Fertility 3 ) Make the agricultural process an economic one 4 ) Helps increase Yield References External links
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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