The present investigation entitled "Effect of nitrogen and phosphorus levels on herbage an oil yield of Palmarosa" was carried out during 2007-08 at Nagarjun Medicinal and Aromatic Plants Garden, Dr. Panjabrao Deshmukh Krishi Vidyapeeth, Akola. There were four levels of nitrogen viz., 0 kg (N0), 40 kg (N1), 60 kg (N2), 80 kg (N3) and three levels of phosphorus 0 kg (P0), 20 kg (P1), 40 kg (P2) ha-1, tried in factorial randomized block design with three replications. The experimental findings revealed that growth parameters like plant height and number of tillers was recorded significantly...