[Quality evaluation of hard wheat varieties [Triticum durum Desf. - Italy]]

agronomic characters calidad caratteri agronomici color colore colour contenido proteico contenuto proteico couleur crop yield ensayos de variedades evaluation fitomejoramiento grain graine granella grano duro granos hard wheat italia italie italy miglioramento genetico vegetale peso plant breeding poids protein content prove varietali quality rendement des cultures rendimiento de cultivos seeds semi semilla trigo duro triticum durum valutazione variedades varieties variety trials weight