02041nam a2200409 4500 628651 20150318094538.0 000 92243318 0471935603 UOEL DLC DLC w------ f------ S587.5.N5 A36 1990 631.8/47/0966 20 African Association for Biological Nitrogen Fixation. Conference (4th : 1990 : International Institute of Tropical Agriculture) Biological nitrogen fixation and sustainability of tropical agriculture : proceedings of the Fourth International Conference of the African Association for Biological Nitrogen Fixation (AABNF), held at the International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 24-28 September 1990 / edited by K. Mulongoy, M. Gueye, and D.S.C. Spencer. Chichester, West Sussex, U.K. ; New York : J. Wiley, c1992. xiv, 488 p. : ill. ; 26 cm. Includes bibliographical references. Nitrogen in agriculture Tropics Congresses. Agriculture (General) Nitrogen in agriculture Africa Congresses. Nitrogen Fixation Congresses. Nitrogen-fixing plants Tropics Congresses. Nitrogen-fixing plants Africa Congresses. Cropping systems Tropics Congresses. Cropping systems Africa Congresses. Sustainable agriculture Tropics Congresses. Sustainable agriculture Africa Congresses. Mulongoy, K. Gueye, Mamadou, 1950- Spencer, Dunstan S. C. Publisher description http://www.loc.gov/catdir/description/wiley036/92243318.html Table of Contents http://www.loc.gov/catdir/toc/onix07/92243318.html 7 cbc orignew 2 ncip 19 y-gencatlg lcc LL 2974 2974 0 0 lcc 0 0 TC TC GEN 2015-03-18 0 S587.5.N5 A36 1990 10053380 2015-03-18 00:00:00 10053380 2015-03-18 LL 0 0 lcc 0 0 UOE UOE GEN 2015-03-18 0 S587.5.N5 A36 1990 10052406 2026-04-27 12:00:26 10052406 2015-03-18 LL