TY  - BOOK
AU  - Annual Meeting on the variety protection, New Orleans, Nov.1968.
TI  - Variety protection
T2  - CSSA Technical Series; no.1
U1  - 631.53.02:631.543.83 1968.1.14 (082.2) K9 
PY  - 1969///
CY  - Wisconsin
PB  - Crop Science Society of America
KW  -  plant patents and other means; papers.
KW  - Plant breeding,Plant protection-Research,Plant protection- measurement
ER  -