Variety pprotection, by plant patents and other means; pappers presented at the annual
Frakes, Rod V.
Variety pprotection, by plant patents and other means; pappers presented at the annual - Madisson, Wis. : Crop Science Society of America, 1969 - 54 p. - Technical series ; 1 . - Technical series ; 1 .
42298
Plantas--Mejoramiento.
Semillas--Legislación.
Variety pprotection, by plant patents and other means; pappers presented at the annual - Madisson, Wis. : Crop Science Society of America, 1969 - 54 p. - Technical series ; 1 . - Technical series ; 1 .
42298
Plantas--Mejoramiento.
Semillas--Legislación.
