Howard, A. Wad, Y.D. The waste products of agriculture: their utilization as humus / [by] Albert Howard, Yeshwant D. Wad - Jodhpur Agrobios (India) 2004 - 158 pages Includes appendix. ISBN: 8177541927 Subjects--Topical Terms: Compost Dewey Class. No.: 631.875 / HOW