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Fertilizers
8 books
The Farm That Won't Wear Out
Cyril G. (Cyril George) Hopkins
Talks on Manures A Series of Familiar and Practical Talks Betwe…
Joseph Harris
Crops and Methods for Soil Improvement
Alva Agee
Peat and its Uses as Fertilizer and Fuel
Samuel W. (Samuel William) Johnson
Manures and the principles of manuring
Charles Morton Aikman
Principles and practice of agricultural analysis. Volume 2 (of…
Harvey Washington Wiley
Principles and practice of agricultural analysis. Volume 1 (of…
Harvey Washington Wiley
Principles and practice of agricultural analysis. Volume 3 (of…
Harvey Washington Wiley