TY  - BOOK
AU  -  Hayes,Herbert Kendall
AU  -  Immer,Forrest Rhinehart
AU  -  Smith,David Clyde
TI  -  Methods of plant breeding / 
U1  -  631.522 
PY  - 1955///
CY  -  New York : 
PB  -  MacGraw-Hill, 
KW  -  Plant breeding
N1  -  Includes bibliographical references and index
ER  -