Singh, Kulvir, and Pankaj Rathore. “Efficacy of Harvest-Aid Defoliants on Yield of Seed Cotton (Gossypium Hirsutum L.)”. Bangladesh Journal of Botany, vol. 44, no. 3, Oct. 2018, pp. 483-8, doi:10.3329/bjb.v44i3.38560.