[1] Dambiwal, D., Katkar, R. N., Kumawat, K. R., Hakla, C. R., Bairwa, B., Kumar, K., & Lakhe, S. R. (2017). Effect of soil and foliar application of zinc on sorghum (Sorghum bicolor (L.) Moench) yield, agronomic efficiency and apparent recovery efficiency. International Journal of Chemical Studies, 5(4), 435-438.
[2] Sharif, Yassin Obaid Nouri Ahmed and Jassim Mohamed Jubouri. 2020 . Effect of Plant Density and Fertilizer Quality on the Growth and Yield of Maize (Shami) Kirkuk University Journal of Agricultural Sciences Vol. 11(1): 126-143.
[3] Chen, Y.; T. Zhou ; C. Zhang ; K. Wang ; J. Liu ; J. Lu and K. Xu (2015) . Rational phosphorus application facilitates the sustainability of the wheat/maize/soybean relay strip intercropping system. PLoS ONE 2015, 10: 1-16.
[4] Agrawal, S. and P. Rathore (2014). Nanotechnology Pros and Cons to Agriculture: A Review. Int .J. Curr. Microbiol. App. Sci ,3(3): 43-55.
[5] Duhana, J.S. ; Kumara, R. ; Kumara, N. ; Kaura, P. ; Nehrab, K. And Duhanc, N. (2017). "nanotechnology: the new perspective in precision agriculture "biotechnology reports, 15:11–23.
[6] Al-Rifai, Shaima Ibrahim, Rahim Alwan Bahloul and Ali Marwa Al-Mayali. 2017 . Response of sorghum crop to spraying with different concentrations of iron and zinc, Al-Muthanna Journal of Agricultural Sciences , 7(15):2226-4086.
[7] SAS (2002) Statistical Analysis System, User's Guide. Statistical. Versien 9.1th ed SAS. Inst. Inc. Cary. N.C.USA.
[8] Tawfiq, Abdel Salam (1987). Developing the productivity of wheat and barley in dry and semi-arid rainfall areas. Journal of Agriculture and Water in the Arid Areas in the Arab World. 3( 5 ):59 – 82.
[9] Karhale, M. B.; P. R. Karhale; B. V. Jaybhaye; B. V Asewar and P. B. Shinde (2014). Effect of different sowing dates on growth and yield of kharifsorghum hybrids. IOSR J. of Agric., Vete. Sci. 7(12): 5-8.
[10] Al-Samarrai, Manal Ali Marei Hassan (2019). Performance and estimation of genetic parameters and pathway analysis of several sorghum bicolor L. moench genotypes under the influence of different levels of humic acid. Master Thesis - Field Crops - Faculty of Agriculture - University of Tikrit.
[11] Azzawi, Bilqis Mohamed.2023. Genetic heterogeneity of genetic structures of sorghum under different concentrations of ferrous Master's thesis, Faculty of Agriculture / University of Tikrit.
[12] Al-Atwi, Mustafa Raddad Derig (2023) The response of sorghum varieties (Sorghum bicolor L.) For spraying with different concentrations of salicylic acid. Master's thesis, Department of Field Crops, Faculty of Agriculture, Muthana University.
[13] Al-Shammari, Doaa Jassim Mohamed (2021). The effect of fractionation of conventional and nanophosphate fertilizer on the readiness and absorption of phosphorus and the growth and yield of wheat (Triticum aestivum). L . Master Thesis, Department of Soil and Water Resources, College of Agriculture, Al-Muthanna University.
[14] Sharif, Yaseen Obaid Noori Ahmed; Madab; Dawood Salman and Hindi, Hussein Ali (2024) . Effect of water stress and levels of phosphate fertilizer on forage quality traits of Sorghum (Sorghum bicolor (L.) Moench) cultivars. Euphrates Journal of Agriculture Science , 16(2) ISSN:2072-2084.
[15] Maxwell, K. And G. N. Johnson (2000). chlorophyll fluorescence practical guide. j. exp bot. , 51 : 659-668.
[16] Al-Nuaimi, Saadallah Najm (1999). Fertilizers and soil fertility", Ministry of Higher Education and Scientific Research, University of Mosul, Dar Al-Kutub for Printing and Publishing.
[17] Al-Taweel, L. S. J. And Al-Saadawi, A. M. W. (2021). The Effect of Humic Acid, Vermicompost and Nano-Phosphorous on Growth and Yield Characteristics of Maize (Zea mays L.). In IOP Conference Series: Earth and Environmental Science ,923(1):012080. IOP Publishing.
[18] Jassim, Hatem Hassan (2018). Performance of selected germplasms of Sorghum under the influence of water stress, Master's Thesis, College of Agriculture - University of Baghdad.
[19] Mengel, K. and E. A. Kirkby (1987)." Principle of Plant Nutrition" International Potash Institute, Bern, Switzerland.
[20] Al-Lami, Abd Salman Jabr and Montazr hmadi Mansour (2014). The effect of phosphattic, organic and biological fertilizer on phosphorus absorption and maize productivity (Zea mays L.) . Iraqi Journal of Soil Science, 15(1): 154-142.
[21] Al-Qadi, Mohamed Hussein Mohamed (2019). Effect of planting distances and irrigation intervals on the growth and yield of sorghum bicolor L.Moench varieties. Master's Thesis, Faculty of Agriculture, University of Tikrit.
[22] Al-Musawi, Bassem Kassar Hassan. (2020). Effect of Nano organic and Bio organic Fertilizers and NPK Levels on Some Fertile Soil Properties and Wheat Growth and Yield. (Triticum aestivum L.) . Department of Soil Science and Water Resources. Faculty of Agriculture. Muthana University.
[23] Elsahookie ,M. M. )2007(.Dimensions of SCC theory in maize hybrid– inbred comparison . The Iraqi. J. Agric. Sci. 58 (1): 128 – 137.
[24] Hagab, R.H.; Kotp YH, Eissa D.(2018). Using nanotechnology for enhancing phosphorus fertilizer use efficiency of peanut bean grown in sandy soils. Journal of Advanced Pharmacy Education and Research, 8(3):59-67.
[25] Yassin, Labib Ibrahim and Nazem Younis Abd (2017). The effect of planting dates on the yield traits and components of two varieties of Sorghum. Al-Furat Journal of Agricultural Sciences, 9(4): 942-952.
[26] Khalifa, Khalaf Mahmoud and Marwan Ghassan Shamil (2019). The effect of soil content of gypsum and phosphate fertilization on some characteristics of sorghum Al-Rafidain Agriculture Journal, Vol. 47 (Appendix III), Proceedings of the Third International Agricultural Conference. College of Agriculture and Forestry, University of Mosul, College of Agricultural Science and Engineering, University of Duhok, 2-3 October 2019.
[27] Taha, Abbas Abdullah, Muwaffaq Jabr Al-Laila and Khalid Saeed Abdullah. 2019 . Effect of Humic Acid and Plant Density on the Growth and Yield of Two Varieties of Maize (Zea mays L), Kirkuk University Journal of Agricultural Sciences, Third International Agricultural Conference (Special Issue): 871-904.
[28] Dereje, G. Tamene, D. and Anbesa, B. (2019) . Effect of lime and phosphorus fertilizer on acid soil properties and sorghum grain yield and yield components at Assosa in Western Ethiopia. World Research Journal of Agricultural Sciences, 6(2): 167-175.
[29] Khattab, Talal Abd and Zakaria Mahmoud Mohamed. 2017 . Effect of mechanical and chemical control on some characteristics of the yield of the genetic structures of maize (Zea mays L). Kirkuk University Journal of Agricultural Sciences 8(2): 131-145.
[30] Al-Obaidi, Mohamed Akram Abdul Latif and Ahmed Mohamed Sultan Al-Obaidi. 2020 . Performance of various pesticides to combat the bushes associated with maize crop Zea mays L. Kirkuk University Journal of Agricultural Sciences. 11(1): 108 – 125.
[31]Eftekhari, S.A,M.R.Arakani; F.Rejali;F. Pakenjad; and T. Hasanabadi (2012). Phosphorus absorption in Barly(HordeumVulgare.L.) under different phosphorus Application rates and Co-Inculation of pseudomonas fluorescence and zospirilumlipoferum.Annals of Biological Research,3(6):2694-2702.
[32] Asif, M; Adnan, M; Safdar, M. E; Akhtar, N; Khalofah, A. and Alzuaibr, F. M . (2022) . Integrated use of phosphorus and growth stimulant (actibion) improves yield and quality of forage Sorghum (Sorghum bicolor L.) of King Saud Univ-sci. J. 34(7):1- 6.
[33] Daoud, Mohamed Jarallah Farhan (2016). Estimation of maize phosphorus needs using adsorption curves in gypsum soil. PhD thesis - Department of Soil Science and Water Resources. Faculty of Agriculture - University of Tikrit.
[34] Ibrahim, Ahmed Kazem (2021). Effect of Level and Type of Phosphate Fertilizer on Phosphorus Readiness and Growth and Yield of Maize (Zea mays L.) Cultivated in Interference with Cowpea (Vigna unguiculata L.), Master's Thesis, Department of Soil Science and Water Resources - College of Agriculture - University of Basra, Iraq.