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  1. Some of the principles which should determine compensation for the use of foods and manures; a lecture delivered before the Newcastle Farmers' Club on February 26, 1898, by Robert Warington ...
    By: Warington, Robert,
    Publication info: London,Vinton & Co.,1898.
    Contributed by: University of California Libraries (
    Subjects: Fertilizers  Manures  Rothamsted experiments  
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