Application of Benzyl Adenine and Potassium Nitrate on Growth, Nitrate Content and Nitrate Reductase Activity in Narcissus (Narcissus tazetta) Journal title: International Research Journal of Applied and Basic Sciences Authors: Seyedeh Razyeh Mousavi Matin*| Former Graduate Student Department of Horticulture, Zanjan University... Subject(s): Public Health and Community Medicine