TY  - BOOK
AU  - Allard,R.W.
TI  - Principles of plant breeding
SN  - 0471023108
AV  - SB123 .A3 1960 2108
PY  - 1960///
CY  - U.S.A
PB  - John Wiely & Sons,Inc.
KW  - Plant breeding
N1  - Includes Index
ER  -