TY  - BOOK
AU  - Jonossy,A.
AU  - Lupton,F.G.H.
TI  - Hetersis in plant breeding:Proc. of EUCARPIA
U1  - 581.16 
PY  - 1976///
CY  - Amsterdam
PB  - Elsevier
KW  - Botany
KW  - Plant Breeding
ER  -