The influence of indigenous browse and other local feeds on the milk production and nutrition of dual purpose goats in Central Tanzania

agriculteur agricultores albizia animal laitier animal performance animales de carne animales lecheros attitudes browse plants browsing caprin caprinos chemical composition comportamiento humano comportement humain composition chimique delonix developing countries digestibilidad digestibility farmers goat milk goats grewia human behaviour leche de cabra meat animals milk yield milk yielding animals multipurpose breeds plantas de ramoneo plante d'abroutissement race mixte ramoneo razas mixtas rendement laitier rendimiento lechero tanzania tanzanie