TY  - GEN
AU  - Bothmer, Roland von
AU  - Jacobsen, Niels
TI  - Wild species of Hordeum in North America, the : with special reference to the two endangered species Hordeum intercedens and Hordeum arozonicum
U1  - 633.1 
PY  - 1982///
CY  - s.l.
PB  - s.n.
KW  - GENE BANKS HORDEUM NORTH AMERICA SEED COLLECTION
ER  -