Figure 18. images (a, b) Azotobacter choorococcum and bacillus mgiterium cells exist on NZ (A.M.2) particles using light microscope

From

Rice Husk Derived Nano Zeolite (A.M.2) as Fertilizer, Hydrophilic and Novel Organophillic Material

Hassan AZA, Abdel Wahab M Mahmoud, G. Turky

American Journal of Nanomaterials. 2017, 5(1), 11-23 doi:10.12691/ajn-5-1-3