“Growth and Yield Characteristics of Chilli as Affected by Nitrogen in Presence and Absence of Phosphorus and Potassium: Nitrogen for Growth and Yield of Chilli”, Pakistan Journal of Scientific & Industrial Research, vol. 56, no. 2, pp. 70–75, Aug. 2013, doi: 10.52763/PJSIR.BIOL.SCI.56.2.2013.70.75.