Agriculture · Soil Organic Matter
Humic substances are key components of soil organic matter and include which of the following?
- 1Lignin, cellulose, and hemicellulose
- 2Humic acid, fulvic acid, and humin✓
- 3Fulvic acid, cellulose, and humic acid
- 4Humic acid, humin, and lignin
Correct answer
Humic acid, fulvic acid, and humin
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