Moniruzzaman, M., and A. Quamruzzaman. “Effect of Nitrogen Levels and Picking of Green Fruits on the Fruit and Seed Production of Okra (<i>Abelmoschus Esculentus</I> (L.) Moench)”. Journal of Agriculture &Amp; Rural Development, vol. 7, no. 1, Feb. 2010, pp. 99-106, doi:10.3329/jard.v7i1.4428.