TY - GEN T1 - Patent protection for plants and animals in the wake of Pioneer Hi-Bred / AU - Ledgley, Cynthia J., AU - Stewart, Michael I. VL - 1991 Vol 7 No 2 pages 290-345 N1 - (412). ID - 3746 KW - Patents. KW - Intellectual property. KW - PATENTS : PATENTABILITY : HORTICULTURAL AND FOOD PRODUCTS, ENVIRONMENTAL PROTECTION TI - Patent protection for plants and animals in the wake of Pioneer Hi-Bred / ER -