Wednesday 07^th December /2022

College of Agriculture at the University of Anbar discussed this morning, a Ph.D. dissertation that tagged, Effect of spraying different fertilizer sources of zinc and iron on the growth and yield of barley plant irrigated with different quality water). For Ph.D Student (Wafaa Basheer Abbas), Department of Soil and Water Resources Sciences. The committee consisted of:

Prof. Dr. Noruldeen Mohammed Mihawsh / College of Agriculture - University of Tikrit / Chairman

Prof. Dr. Mahmood Hwedi Minajed / College of Agriculture - University of Anbar / member

Prof. Dr. / Mohammed Obied Saluom / College of Agriculture - University of Anbar / Member

Asst. Prof. Dr. / Emad Mohammed Ali / College of Agriculture - University of Anbar / Member

Asst. Prof. Dr. / Aswad Hmood Aswad / College of Agriculture - University of Diyala / Member

Prof. Dr. / Fawzy Mohsen Ali / College of Agriculture - University of Anbar / member - supervisor.

The study aimed to find out the effect of the diversity of fertilizer sources with zinc and iron, in addition to irrigation with wastewater, drainage water and river water, on the productivity of the barley plant, in addition to studying the concentrations of the elements in the parts of the plant and the soil.The researcher recommended using of a mixture of zinc and iron fertilizer together to achieve an increase in barley production. After extensive discussion by the committee members, the thesis was accepted after making the corrections recommended by the discussion committee... congratulation to the student and the supervisor.... Blessing for discussion committee, student and the supervisor.