TY  - BOOK
AU  - Martin, Alexander C. 
AU  - Barkley, William D.
TI  - Seed identification manual/by  Alexander C. Martin and William D.Barkley
U1  - 631.521 
PY  - 1961///
CY  - Calcutta: 
PB  - Oxford and IBH Publishing Co. 
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Seeds
ER  -