00529    a2200145   4500020001500000082001700015100002800032245008300060260007000143300001900213650003100232650006000263650003300323700002700356  a9290432454  a631.523bPRO  aFrison, Emile A. eed.   aProceedings of a joint FAO / IPGRI workshop on ex situ germplasm conservation   aRomebInternational Board for Plant Genetic Resourcesc1994g1994  aiii,70p.c30cm  acultivation and harvesting  aproduction of propagational organisms and new varieties  aDevelopment of new varieties  aBolton, Michael eed.