| Effect of Mycorrhiza and Phosphorus on Micronutrients uptake by Soybean plant grown in acid soil OA Fattah J. of Agronomy and Plant Production 4, 2013 | 7 | 2013 |
| Classical and molecular approaches for identification of Rhizobium leguminosarium, Azotobacter chroococcum and Bacillus megaterium. SK Talabani, OA Fattah, AK Khider Applied Ecology & Environmental Research 17 (5), 2019 | 3 | 2019 |
| Growth response and water use efficiency in maize (zea mays l) inoculated with different mycorrhizal inoculums OA Fattah, AO Mohammad, DJ Mohammed Sciences 20 (1), 27-38, 2022 | 2 | 2022 |
| Co-inoculation effect of Azospirillum brasilense and Bacillus megaterium with phosphorus on wheat (Triticum aestivum L.) growth in calcareous soil H Dnkha, O Fattah Tikrit Journal for Agricultural Sciences 23 (2), 142-161, 2023 | 1 | 2023 |
| Effect of mycorrhiza and phosphorus in growth and flowering of daffodil (Narcissus pseudonarcissus L.) growing in calcareous soil OA Fattah, HA Mustafa Sciences 14 (2), 9-21, 2023 | 1 | 2023 |
| TRANSFERRING NODD2, NODD3 GENES FROM RHIZOBIUM LEGUMINOSARUM, NIFH2 AND NIFH3 GENES FROM AZOTOBACTER CHROOCOCCUM TO BACILLUS MEGATERIUM. SK Talabani, AK Khider, OA Fattah Applied Ecology & Environmental Research 17 (6), 2019 | 1 | 2019 |
| Biodegradation of Spent Bleaching Clay Affected by Nitrogen QA Omar Ali.Fattah. Jabbar Katham Journal of Agriculture Science and TechnologyA 3, 193 – 203, 2013 | 1* | 2013 |
| TJAS HA Dnkha, OA Fattah | | 2023 |
| Effect of inoculating mycorrhizal fungi and Rhizobium on broad bean (Vicia faba L.) growth at different phosphorus levels in calcareous soil. F Ahmed, O Fattah Journal of Zankoy Sulaimani-Part A 21 (2), 149-164, 2019 | | 2019 |
| Effect of Mineralization of Plant and Animal Residues on Aggregate Stability OAFJKKKH Karim JZS (2018) Special Issue, 2nd Int. Conference of Agricultural Sciences 19 …, 2018 | | 2018 |
| Effect of Phosphorus Solubilizing Bacteria on Nutrients uptake by Broad bean (Vicia faba L.) Plant and phosphorus availability at different Phosphorus Levels SZMOAF 2 JZS (2018) Special Issue, 2nd Int. Conference of Agricultural Sciences 19 …, 2018 | | 2018 |
| Effect of Mycorrhiza and Rhyzobium on Micronutrient Uptake by Soybean at Different Phosphorus Levels in Limed Soil AK Khdher, OA Fattah Science Journal of University of Zakho 1 (2), 556-568, 2013 | | 2013 |
| Effect of Mycorrhiza and Rhizobium on Micronutrient Uptake by Soybean at Different Phosphorus Level in Limed Soil AKK Omar Ali Fattah Journal of University of Zakho 1 (2), 2013 | | 2013 |
| Effect of bacterial inoculation and phosphate fertilization on growth and yield of lentils O Fattah, S Tofiq Journal of Zankoy Sulaimani-Part A 2 (1), 35A-44A, 1999 | | 1999 |
| Effect of Microorganisms on the decomposition of organic manure in the soil. OA Fattah Journal of Duhok University 2 (7), 1999 | | 1999 |
| Effect of inoculation and Phosphorus fertilization on Growth and Yield of Lentil. SI Omar Ali.Fattah Journal of Zankoy Sulaimani 2 (1), 1997 | | 1997 |
| Effect of Microorganisms, Organic manure and Calcium salts on the formation of soil aggregates. OA Fattah Journal of Zankoy Sulaimani 1 (1), 1997 | | 1997 |
| Effect of Inoculation and fertilization with Nitrogen and Phosphorus on Nodulation, Growth and yield of lintel plants. DM Omar Ali. Fattah, Amal N. , Abubaker salh Basrah Journal of AgricultureScience 5 (2), 1992 | | 1992 |
| Effect of chemical fertilizer (NP), Inoculation and distance between rows on local chick pea in rained area OA Fattah Basrah Journal of Agricultural Sciences 4 (1), 1991 | | 1991 |
| Effect of Microbial type, Organic manure, Glucose and Nitrogen on water stability of Soil Aggregate GMQ Omar Ali Fattah Iraqi Journal of Microbiology 11 (1), 1989 | | 1989 |
