Measurement of the dynamic Young' s modulus of grain endosperm by the pulse ultrasound method

agentes nocivos anatomia anatomie anatomy barley biometria biometrie biometry bruit cebada cereales cereals chemicophysical properties contaminantes crops cultivos cultivos de grano densidad density developmental stages economic plants endosperm endosperma endosperme etapas de desarrollo etapas de desarrollo de la planta facteur nuisible fisica grain grain crops graine granos injurious factors measurement mesure methode methods noise orge physics physique plant anatomy plant developmental stages plantas plante plante de culture plants polluant pollutants productos productos de origen vegetal products produit rheological properties ruido seeds semilla son (acoustique) sonido sound storage organs ultrason ultrasonics ultrasonido vegetable products