TY - BOOK AU - Th.J. L. Van Hintum AU - L. Frese P. M. Perret TI - Crop networks : Searching for new concepts for collaborative genetic resources management SN - 92-9043-130-X U1 - 581.56 PY - 1991/// CY - Rome PB - International board for plant genetic resources KW - Breeding ER -