M. Mohammadi,  Effect of Phosphate and Zinc Biofertilizers on Seed Yield and Molar Ratio of Phytic Acid to Zinc in Two Cultivars of Bean (Phaseolus vulgaris L.).   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2017, vol. 121(1). 66 - 71
    [viewed 15 December 2019]. Available from: https://publications.waset.org/pdf/10007642.