The relationship between moisture tension of river sand and the production of young growth of mulberry tree for cutting

arena bilan hydrique building materials corte cosecha crops cultivos cutting dicotiledoneas dicotyledons economic plants feed crops fisiologia fonction physiologique forestry operations growing media harvesting medio de cultivo medios de enraizamiento methode methods milieu d'enracinement moraceae morus operaciones forestales pepiniere physiological functions physiologie physiology plant nurseries plant production plantas plantas forrajeras plante plante de culture plants procesamiento processing production rooting media sable sand substrat de culture traitement urticales viveros water balance