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Handbook of Plant Nutrition
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Liquid Gold: The Lore and...
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Soil Phosphorus
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New York's Poop Scoop Law:...
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A Chinese Biogas Manual
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Biofertilizers and...
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Fletcher Sims' Compost
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Hands on Gardener Composting
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This Is a Dog Book!
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Why Do We Need Poop?
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Animal Manure: Recycling,...
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Handbook of Microbial...
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Green Urea: For Future...
Noorhana Yahya
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Environmental Management of...
Frank R. Spellman,
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Composting with Worms: Why...
G. Pilkington,
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Managing Manure: How to Store...
Mark Kopecky
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