Jana, J C, S Guha, and R Chatterjee. 2010. “Effect of Planting Geometry and Nitrogen Levels on Crop Growth, Fruit Yield and Quality in Okra Grown During Early Winter in Terai Zone of West Bengal”. Journal of Horticultural Sciences 5 (1): 30-33. https://doi.org/10.24154/jhs.v5i1.488.