01205nam a2200313 a 4500 621 BD-DhAAL 20150427093459.0 150427s1997 nr ab b i001 0 eng d 98106759 9781311258 (OCoLC)37728132 DIDB DIDB CU DNAL DNAL DLC BD-DhAAL S540.O53 F54 1997 S540.O53F54 1997 630/.7/24 21 A field guide for on-farm experimentation / H.J.W. Mutsaers ... [et al.]. Ibadan, Nigeria : International Institute of Tropical Agriculture, c1997. xv, 235 p. : ill., maps ; 25 cm. "August 1997." Includes bibliographical references (p. 225-227) and indexes. 621 Agriculture Research On-farm. 10655 Agriculture Research Africa On-farm. 10656 Mutsaers, H. J. W., 1940- 10657 International Institute of Tropical Agriculture. 10658 ddc BK 34303 34303 0 0 ddc 0 630_724000000000000_FIE 0 53559 SCL SCL GEN 2015-04-27 500.00 0 630.724 FIE 3020000621 2015-04-27 1 2015-04-27 BK