Books

1. Arithmetic in agriculture
   

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2. Pigeon Showing
   

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3. The Chemistry of Organophosphorus Pesticides: Reactivity, Synthesis, Mode of Action, Toxicology
   

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4. Soil Chemistry: Process and Constituents
   

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5. Conserving Soil Moisture and Fertility in the Warm Seasonally Dry Tropics (World Bank Technical Paper)
   

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Books