TY - GEN T1 - International Convention for the Protection of New Varieties of Plants of December 2, 1961 as revised at Geneva on November 10, 1972, on October 23, 1978, and on March 19, 1991 / ID - 23169 KW - WIPO AND UPOV DOCUMENTS : BIRPI : PUBLICATIONS KW - UPOV CONVENTION : PROTECTION OF PLANT VARIETIES SN - 9280503928 TI - International Convention for the Protection of New Varieties of Plants of December 2, 1961 as revised at Geneva on November 10, 1972, on October 23, 1978, and on March 19, 1991 / ER -