Alexander, Alex G., and Orlin Biddulph. “Effects of Growth-Regulatory Chemicals on the Action Spectra for 14C Assimilation and Transport in Sugarcane Leaves”. The Journal of Agriculture of the University of Puerto Rico 59, no. 1 (January 1, 1975): 15–25. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/10625.