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What is the use of biochar in farming? 1. Used as part of the growing medium in vertical farming 2. Promotes nitrogen-fixing microorganisms 3. Enables the growing medium to retain water longer

1. What is the use of biochar in farming? 1. Used as part of the growing medium in vertical farming 2. Promotes nitrogen-fixing microorganisms 3. Enables the growing medium to retain water longer

 

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