“Partial Replacement of Chemical Fertilizers With Organic and Biofertilizers of Anabaena Circcinalis and Oscillatoria Lymentica in Rice Fields”. Iraqi Journal of Science, vol. 58, no. 1B, Jan. 2022, pp. 230-6, https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6151.