Open Access Research Paper Views (968) Effect of nano-iron chelate fertilizer on grain yield, protein percent and chlorophyll content of Faba bean (Vicia faba L.) E. Nadi, A. Aynehband, M. Mojaddam Int. J. Biosci. 3(9), 267-272, September 2013. DOI: http://dx.doi.org/10.12692/ijb/3.9.267-272 Keywords: concentration, Faba bean, NANO-Iron, Spraying time, Yield Details