[1]
B B Vashishtha, S.S.M.R.S.M. 2009. Influence of sheep manure, vermicompost and Azotobactor sp. on growth and yield of ajowan (Trachyspermum ammi Sprague). Journal of Spices and Aromatic Crops. 18, 2 (Dec. 2009), 100–103.