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Suitable Technology Propose for Treatment of Livestock Waste for Medium and Small Farms to Organic Fertilizer
Dao van Thong
Fertilizing Onion Sets, Sweet Corn, Cabbage, and Cucumbers in a Four-year Rotation
John William LloydScience in Agriculture: a Discussion of Scientific Principles in Their Relation to Farm Practice. Adapted for the Use of Schools and Colleges
John Waugh PatersonTrees, Forests and Land Use in Drylands: The First Global Assessment
Food And Agriculture OrganizationThe Forests of Luzerne County, Pennsylvania in Relation to Employment and Welfare; no.5
Reginald D. ForbesThe English Flower Garden and Home Grounds: Design and Arrangement Followed by a Description of the Plants, Shrubs and Trees for the Open-Air Garden a
William Robinson