Effect of fruit size and sowing density on quality and recovery of stumps in Tectona grandis (Linn. F.)

arbre forestier calidad cantidad de semilla requerida densidad density dimension dimensions forest nurseries forest trees fruits frutas germination grosseur des semences pepiniere forestiere plant planting stock quality seed seed size semence semillas size souche d'arbre sowing rates stumps tectona grandis viveros forestales