Emam, S.M. and Semida, W.M. 2020. Foliar-applied Amcoton® and potassium thiosulfate enhances the growth and productivity of three faba beans varieties by improving photosynthetic efficiency. Archives of Agriculture and Environmental Science. 5, 2 (Jun. 2020), 89-96. DOI:https://doi.org/10.26832/24566632.2020.050202.