Liquid Gold: The Lore and...
Carol Steinfeld
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Greener than You Think
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Spreaders
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The Farm That Won't Wear Out
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Biochar for Environmental...
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Stephen Joseph (Editor)
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Western Fertilizer Handbook:...
Dave Barlow,
Jerome Pier
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The Humanure Handbook: A...
Joseph Jenkins
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Soil Fertility and...
John L Havlin,
Samuel L Tisdale
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Revolution in a Bottle: How...
Tom Szaky
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Western Fertilizer Handbook:...
California Fertilizer Association
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Biofertilizers and...
B D Kaushik (Editor),
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The Humanure Handbook: A...
J C Jenkins,
Joseph C Jenkins
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The Biochar Debate: Charcoal...
James Bruges
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Composting: An Easy Household...
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Western Fertilizer Handbook
Plant Health Association California,
California Plant Health Association
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Agriculture and the Nitrogen...
Arvin Mosier (Editor),
J Keith Syers (Editor)
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The Biochar Debate: Charcoal...
James Bruges
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Grow Anything Anywhere with...
Jacob R. Mittleider
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Soil Fertility and...
John L Havlin,
Samuel L Tisdale
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Azolla as a Green Manure: Use...
Thomas A Lumpkin,
Donald L Plucknett
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Seaweed in Agriculture &...
Bargyla (Editor),
Gylver Rateaver (Editor)
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Organic Fertilizers: Which...
Organic Gardening & Farming Magazine Edi
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Seaweed and Plant Growth
T L Senn
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All about Fertilizers, Soils ...
A. Cort Sinnes,
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