Volume 21 Issue 1

Published: 2025-06-25

Contents


Article
Selection of Pisum sativum L. distinguished from callus culture stems and leaves resistant to Fusarium solani

Badya Jamal, Adnan Abdullah,

Abstract Callus was stimulated from leaves and stems explants of Pea seedlings on MS media supplemented with growth regulators. Medium containing 1.5 mg/L BA and 2.0 mg/L NAA was the most favorable...

DOI: 10.33899/edusj.2008.51304

Pages: 27-39
Effect of Optical Feedback on the Modulation Properties of AlGaInP Semiconductor Laser

Musab Ahmed,

Abstract Effect of optical feedback (O.F) on AlGaInP semiconductor laser properties and intensity modulation has been studied experimentally. Threshold current of semiconductor laser decreased 1mA...

DOI: 10.33899/edusj.2008.51330

Pages: 109-123
Reformulation of the Generalized Curvature by Using Decomposition Technique

Tahir H. Ismail, Ibrahim O. Hamad,

ABSTRACT The aim of this paper is to establish a new formula of generalized curvature discussed with the help of decomposition theorem which is used to obtain generalized curvature for algebraic...

DOI: 10.33899/edusj.2008.51295

Pages: 45-60
The existence and uniqueness of the solutions for a system of some fractional order nonlinear differential equations

Raad Putrus, Hamsa Saleem,

ABSTRACT In this paper, we study an existence and uniqueness of the solutions for some nonlinear differential equations which has fractional order , in the case , by using the picard approximation...

DOI: 10.33899/edusj.2008.51258

Pages: 124-137
The existence and approximation of the periodic solutions for system of first order nonlinear differential equationsby using Lebesgue integrable

R. N.Butris, Merna Adel Aziz,

ABSTRACT In this paper we study the existence and approximation of the periodic solutions for a system of first order nonlinear differential equations by assuming that each of the functions are...

DOI: 10.33899/edusj.2008.51296

Pages: 61-77
Pathological and Histochemical Study on Mice Treated With Black Nightshade Solanum Nigrum L. and infected with Secondary Hydatid Disease

Nabeel E. Salih, Entisar Al kenany, Buthaina H. Al-Sabawi,

ABSTRACT Histopathological and histochemical changes in the liver and spleen tissues of mice which was treated with alcoholic extract of Solanum nigrum and infected with secondary hydatid disease,...

DOI: 10.33899/edusj.2008.51292

Pages: 8-18
Periodic solutions of second-order nonlinear system of integro-differential equations unsolvable for the highest derivative

R. N. Butris,

ABSTRACT In this paper we study the existence and approximation of the periodic solutions for certain systems of second-order of integro-differential equations unsolvable for the highest derivative...

DOI: 10.33899/edusj.2008.51297

Pages: 78-89
Spatial stochastic Process and estimation of variogram Function

Mohammed Ismaeel, Nibal Sabah,

ABSTRACT As it is known the process encounter the researchers who are working in spatial statistics, in mining fields about ores, ground water, and agriculture and engineering sciences and ecology....

DOI: 10.33899/edusj.2008.51259

Pages: 138-148
Physiological response of wheat plant growing in polluted soil with some heavy elements

Faeza Mahmoud, Farah Salih,

ABSTRACT The study was conducted at the University of Mosul, College of Education , Biology Dept . to study the effect of soil pollution with heavy metals (Cadmium , Lead , Nickel and Zinc )each...

DOI: 10.33899/edusj.2008.51305

Pages: 40-55
Interaction effect of iron and defatted soybean (Glycin max L.) supplementation to wheat (Triticum aestivum G.) flour on hemoglobin regeneration efficiency of growing male rats

Khalid Hammady Hameed Sharaf,

ABSTRACT Wheat flour (WF) of 85% meal extraction was blended with or without defatted soybean flour (DSF) meal and enriched with 50 or 100mg iron/kg diet. Experimental diets (WF control, WF+50mg...

DOI: 10.33899/edusj.2008.51294

Pages: 31-44
Assessment Widal Test for leukocyte Counting for Diagnosis of Salmonella typhi in Nineveh

Muhsen Essa, Bushra Hamed,

Abstract This study was conducted for evaluating laboratory diagnosis reality of Salmonella typhi which causes typhoid fever that is considered one of an important health problems in Iraq....

DOI: 10.33899/edusj.2008.51306

Pages: 56-74
Enzymatic Changes in Serum of Benign and Malignant Brain Tumors Patients

Kusay A. M. Al-Chalabi, Saba Z. Mahmood Al-Abachi,

Abstract The present study is concerned with the investigation of the activity of some enzymes as lactate dehydrogenase (LDH), creatine kinase (CK), alkaline phosphatase (ALP), xanthine oxidase...

DOI: 10.33899/edusj.2008.51293

Pages: 19-30
ON THE WAVELET METHODS TO SOLVE PERTURBATION BOUNDARY VALUE ROBLEMS

Kais Ismail, Thamir Abdul Hafedh,

Abstract In this paper we present our numerical results to insure the improvement on the performance of PASVA algorithm to solve perturbation two-point boundary value problems, by using wavelet...

DOI: 10.33899/edusj.2008.51298

Pages: 90-102
Emotion Recognition in Speech Using Neural Network

Fatin B. Sofia, Sahar K. Ahmed, Abdul-basit K. Faeq,

ABSTRACT Emotion recognition in speech studies has grown after the growing of speech recognition technologies. The aim of such studies is to make language interfaces in human-computer interaction...

DOI: 10.33899/edusj.2008.51255

Pages: 103-112
comparative isothermal and differential thermal analysis of epoxy-polyurea / metal blends alloys

Akram Mohammed, Mahmoud Hasen,

Abstract In this work, comparative isothermal and differential thermal analysis of epoxy-polyurea / metal blends were investigated. IGA measurements show fast loss in weight in the first 20 minutes...

DOI: 10.33899/edusj.2008.51301

Pages: 1-13
Effect of the Alcoholic Extract of Myrtus communis in Healing and curing the infected wounds by Staphylococcus aureus in white mice for specific Time Periods

Abedurazzaq Mahmoud, Enam Abdulmoum,

Abstract The study involved the isolation and characterization of some species of bacteria caused the wound infections. A number of (180) pus samples were collected from patients suffering from...

DOI: 10.33899/edusj.2008.51307

Pages: 75-93
The Factors Affecting on Association of Some Carboxylic Acids Effect of Solvent, Isomerism, Conjugation Process and Steric Effect

A.S.P. Azzouz, M. M.H. Al-Niemi,

Abstract The study is mainly concerned with the physical factors affecting on association of carboxylic acids such as type of solvent, isomers, conjugation and steric effect of acid. The degree of...

DOI: 10.33899/edusj.2008.51291

Pages: 1-7
A new self scaling PCG algorithm with dynamical retards

ABBAS Y. AL-BAYATI, ASEEL MOAYAD QASIM,

Abstract The problem of optimizing a certain systems as a function of time may be formulated in terms of maximizing or minimizing a non-linear cost function. It was found that a Dynamic Programming...

DOI: 10.33899/edusj.2008.51257

Pages: 113-134
Dianthus caryophyllus L. Selection of Culophyllus L. Cultivars Differentiated from Calas Cultivars resistant to Fusarium oxysporum

Adnan Abdullah, Nadeem Ramadan,

Abstract In this study callas stimulated from cotyledons explants of carnation seedlings cultured on MS media supplemented with 0.1 mg/L of BA and 0.5 mg/L of 2,4-D was used . The ability of...

DOI: 10.33899/edusj.2008.51308

Pages: 94-108
Management of relational databases of herbaceous plants using neural networks and fazzy logic

Anhar Mohammed, Suhair Abd Dawood,

The research aim is to design a system that help the user which want agriculture some of types of plantago with adequate way without losing in effort, Time & money through designing of general...

DOI: 10.33899/edusj.2008.51260

Pages: 149-160
Antioxidants Levels of heavy-duty workers

Loay Al-Helaly, Zeena Al-Jwadi,

ABSTRACT The study was included the determination of the antioxidants levels of heavy duty workers in Mosul city (Workers in vegetable and fruit markets, Building workers and Grinder workers). The...

DOI: 10.33899/edusj.2008.51302

Pages: 14-26