TY  - BOOK
ED  - United states department of agriculture
TI  - Plant inventory no.181:  plant material introduced January 1 to December 31, 1973
U1  - 580 21st ed
PY  - 1973///
CY  - Washington, D.C.
PB  - United States Department of Agriculture , 
KW  - plant inventory
KW  - plant speices
KW  - seed
ER  -