共 20 条
[1]
Butler L.J., 1985, IMPACTS PATENT PROTE
[2]
COOPER P, 1984, PLANT BREEDERS RIGHT
[3]
GREEN JR, 1990, 171 U CAL BERK GRAD
[4]
HORBULYK TM, 1992, 134 U CALG DEP EC DI
[5]
Kamien M.I., 1982, MARKET STRUCTURE INN
[6]
KAUFER E, 1989, FUNDAMENTALS PURE AP, V30
[8]
CANADIAN SEEDS ACT - DOES IT MIMIC PLANT BREEDERS RIGHTS LEGISLATION
[J].
CANADIAN JOURNAL OF AGRICULTURAL ECONOMICS-REVUE CANADIENNE D ECONOMIE RURALE,
1988, 36 (03)
:519-529
[9]
LINDNER R, 1992, IN PRESS IAAE OCCASI, V6
[10]
LOYNS RMA, 1984, EXAMINATION POTENTIA