The importance of using organic fertilizers from agricultural waste in vanilla cultivation (Vanilla planifolia): the case of the Mandritsara District - Flora, SOARIZAFY; Arthur, RAHAJASON Feno; Jocel, ANDRIANANAATENAINA; Fidelin, RAMAMBASON; Lucien, RAMIANDRISOA; Zozime, RASOLONJATOVO Martial; Emilienne, RASOANANDRASANA (International Journal of Advance Research and Innovative Ideas In Education, 2025)