D. A. H. LEWARD UPGRADING WASTE FOR FEEDS AND FOOD UPGRADING WASTE FOR FEEDS AND FOOD/ D. A. H. LEDWARD, A.. J TAYLOR AND R. LAWRIE - UK BUTTERWORTHS 1983 - ix, 321p ill.; Picture 24cm INDEX AND BIBLIOGRAPHY ISBN: 0-408-10837-1 Subjects--Topical Terms: Dewey Class. No.: 636.08