BUTTAR, G.S. et al. 2012. Yield and water productivity of Bt cotton (Gossypium hirsutum) as influenced by temperature under semi-arid conditions of north-western India: field and simulation study. The Indian Journal of Agricultural Sciences. 82, 1 (Jan. 2012), 44–9. DOI:https://doi.org/10.56093/ijas.v82i1.13872.