Effect of cutting interval on herbage yield and quality

botanical composition composition botanique contenido de materia seca cosecha crecimiento croissance crop yield crude fibre crude protein digestibilidad digestibility dry matter content festuca pratensis fibra bruta fibre brute growth harvesting leys nutritive value phleum pratense pradera temporal prairie temporaire proteina bruta rendement des cultures rendimiento de cultivos temps tiempo time valeur nutritive valor nutritivo