TY  - BOOK
AU  -  Hawthorn,L.R.
AU  -  Pollard,Leonard H.
TI  -  Vegetable and flower seed production / 
U1  -  631.52 
PY  - 1954///]
CY  -  New York : 
PB  -  Blakiston , 
KW  -  Seed industry and trade
N1  -  Includes bibliographical references and index
ER  -