HELIA 57 - December 2012

Table of contents

Genetic basis of heterosis and prediction of hybrid performance
Reif J.C., Hahn V., and Melchinger A.E.............................................1

RAPD Analysis of lines derived from interspecifi cross Helianthus annuus L. x Helianthus salicifolius
Encheva J. , Köhler H. and Friedt W. ..............................................9

Maternal effect on response of oleic acid content to temperature in high oleic sunflower
Ferfuia C., Turi M., Vannozzi G.P. ............................................19

Evaluation of Argentine wild sunflower biotypes for drought stress during reproductive stage
Fernandez-Moroni I., Fraysse M., Presotto A., Cantamutto M...........29

Contribution of interspecific hybridization to sunflower breeding
Christov M. .................................................................................37

Progress in research on breeding of herbicide tolerance in sunflower
Sala C.A., Bulos M., Altieri E. and Ramos M.L.................................47

Genetics and breeding of herbicide tolerance in sunflower
Sala CA, Bulos M;, Altieri E. and Ramos M.L......................57

Reaccion de germoplasma de girasol frente a downy mildew
Mancuso N., Gonzalez J., Ivancovich A., Luduena P.........................71

Broomrape seed germination on nutritive media and possibility of its biological control
Masirevic S., Medic-Pap S. Terzic A. .............................................79

Race composition and distribution of broomrape (Orobanche cumana Wallr.) in Bulgaria during 2007-2011
Shindrova P. and Penchev E. ........................................................87

The physical and compressive load properties of sunflower (Helianthus annuus L.) fruit
Babic Lj. Radojcin M. , Pavkov I., and Babic M. ................................95

Effect of the complexity of sunflower growing regions on the genetic progress achieved by breeding programs
Vega de la A.J. ............................................................................113

Sunflower seed quality and yield in relation to environmental conditions of production region
Mrdja J., Crnobarac, J. Radic V., Miklic V. .....................................123