01028cam a2200301 i 4500 59380 59380 3670390 WUSLLib 20170406132305.0 770223s1976 nyuaf b 001 0 eng 77353950 DLC DLC DLC engger S605.5 .K6213 630.5/8 Koepf, Herbert H. 4782 Biologische Landwirtschaft. English Bio-dynamic agriculture : an introduction / by Herbert H. Koepf, Bo D. Pettersson, Wolfgang Schaumann. Spring Valley, N.Y. : Anthroposophic Press, c1976. x, 429 p., [1] leaf of plates : ill. ; 22 cm. Translation of Biologische Landwirtschaft. Includes index. Bibliography: p. 404-416. Organic farming. 4783 Pettersson, Bo D., joint author. 4784 Schaumann, Wolfgang, joint author. 4785 7 cbc orignew 2 ncip 19 y-gencatlg ddc SR 0 0 ddc 0 0 SRC MKDL MKDL REF 2017-04-06 0 630.58 KOE 68774 2017-04-06 00:00:00 2017-04-06 SR