TY  - GEN
AU  - Bazilevskaya,N.A.
TI  - Principal botanic-systematical groups of opium poppy `papaver somniferum'
PY  - 1975///
CY  - Springfield
PB  - National Technical Information Service
KW  - Opium Poppy
KW  - Papaver Somniferum
ER  -