Bommer method for the manufacture of a superior quality of manure : both from vegetable and mineral substances, with strict economy and great dispatch, further showing the best mode of preparing vegetable and mineral compost, and a diversity of processes
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Bommer method for the manufacture of a superior quality of manure : both from vegetable and mineral substances, with strict economy and great dispatch, further showing the best mode of preparing vegetable and mineral compost, and a diversity of processes