[Inheritance of some quantitative properties in strawberries Fragaria ananassa Duch. Methods and problems of calculations]

crop yield date fleur flores flowers fragaria fruits frutas heredabilidad heritability hybrid vigour inflorescence inflorescences inflorescencias maturation modele modelos models organoleptic properties peso poids recombinaison recombination rendement des cultures rendimiento de cultivos selection timing variedades varieties vigueur hybride weight