TY - GEN AU - Callow,J.A. AU - Ford-Lloyd,B.V. AU - Newbury,H.J. TI - Biotechnology and plant genetic resources : : conservation and use / SN - 0851991424 U1 - 631.523 CAL F PY - 1997/// CY - UK : PB - CAB International, KW - Biotechnology KW - Plant genetic resources ER -