B.F. Tyler creator text xx Rome: IBPGR 1987 9999 monographic und 69p INTERNATIONAL BOARD FOR PLANT GENETIC RESOURCES Collection, characterization and utilization of genetic reesourse of temperate forage grass and clover: lectures given at the Welsh plant Breeding Station, Aberystwyth, UK for an IBPGR, ECP/GR short course held in October 1984/ edited by B.F. Tyler.- Rome Ahmadu Bello University Library - Zaria 180412