Abstract
A field experiment was conducted during the winter seasons 2020-2021 and 2021-2022 in Haditha district, Barwana district, which is located in the northwestern part of the center of Anbar province and is characterized by its sandy, clay soil. In order to study the effect of bacterial inoculation and spraying with arginine and glutamic acids on the physiological traits of fenugreek (Trigonella foenum-graecum L). The experiment included (18) treatments resulting from the interaction of the bacterial bio-inoculation (Sinorhizobium meliloti) (inoculated and without inoculated ) with combinations of amino acids arginine and glutamic. The experiment was designed according to RCBD with a within the split plots. The results of the study showed a superiority of the inoculation treatment with (Sinorhizobium meliloti) in the traits of root growth. Also in the traits of vegetative growth. The combination of arginine 50 mg.L-1 + glutamic 50 mg.L-1 was significantly excelled in root growth traits. As well as in the traits of vegetative growth.
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