This study was conducted to investigate the effect of different in vitro techniques on elimination of dahlia mosaic virus. Meristems of Dahlia mosaic virus (DMV) infected dahlias, with 0.2-0.3 mm in length, were cultured on Murashige and Skoog (MS) medium. Based on DAS-ELISA, 100% of the survived plantlets by meristem culture were virus-free. DMV infected stem segments with two axillary buds were treated at three different levels of electric currents (15, 25 and 35 mA) and two time courses (10 and 20 min) in an electrophoresis tank and cultured on MS medium. The treatment of 35 mA for 20 min was the best for viral elimination from diseased dahlias by 85% followed by 25 mA for 20

This study was applied for  extraction  flavonoid compounds  from Myrtus   communis (aerial part)and detection of its effectiveness on growth of one of dermatiphytic isolates and keratinase activity, Trichophyton mentagrophytes was the most common isolates which was obtained   with frequency (66%),  the identification and quantitation of flavonoids was carried out by thin layer and high performance liquid chromatography. The results showed that each 100 g of aerial part of the plant  contained 850 mg total flavonoids as rutin).The HPLC chromatogram for M. communis flavonoid extract revealed that, M. communis  flavonoid

This study was aimed to investigated the relationship between the daily average of meteorological parameters (MP), and the daily average (DA) of air pollutant concentrations (PC) (including particulate matter (PM)). In this study, the DA of air PC, such as carbon monoxide (CO) and sulphur dioxide (SO₂), was measured during heavy traffic in the summer season for five different locations throughout 2017, and comparison made with results similarly obtained in 2012. The particulate matter sample has been collected for the same period. The daily average meteorological parameters (MP) such as temperature (T), atmospheric pressure (AP), wind direction (WD), wind speed (WS) and relative humidity (RH) were meas

The study was carried out in order to determine the degree of genetic kinship among fifteen barley genotypes using SSR technique with 14 pairs of primers. The study showed that, all the primers gave amplification products and showed polymorphism between the studied genotypes. The total number of alleles was 19, with an average of 1.35, and the number of polymorphic alleles was 19, the percentage of polymorphism was 100%. The number of total and polymorphic alleles ranged between one allele as the lowest value for primers (Bmac0209, Bmac0067, Bmag0225, Bmag012, Bmag0394, Bmag0353, Bmag0206, Bmac0031, GBM1362, EBmac0603) and three alleles as the highest value for the primer Bmag0006. The polymorphism information co

This study aimed to estimate the stochastic frontier production function and the inefficiency function and technical efficiency of potato production by using cross-section data collected from 173 potato farms that were randomly selected in Baghdad province/ Yusifiyah for production season 2016. The results showed that 90.6% of inefficiency in production was due to technical inefficiency. Also, there was a significant relationship between the variables of inefficiency function and the inefficiency of farms. The values of the parameters of the stochastic frontier production function were positive and significant for both human work hours and the amount of seeds. However, the parameter of DAP fertilizer was negative and significant.

This experiment was aimed to study the effect of   herbicide (lintur @180 g.ha^-1 + Axial @1.5 L.ha^-1, Navigator @ 1.25 L.ha^-1 and the control treatment) in the companion weeds. Besides, grain yield and its components of three cultivars of barley (IPA 99, Buhooth 256, Aldebaran). The experiment was carried out according to RCBD, within split plot arrangement using three replicates. The cultivars represented the Main-plots, while herbicides and control treatments represented the sub-plots. The second included a laboratory experiment with four replicates of 50 seeds per replicate to study some grain quality

This study was conducted to show the effect of cows' manure, date palm residues, sand fraction and the interactions between them in treating the common cracking phenomenon in some soils of    holy karbala governorate, and their role in improving some of the physical characteristics of those soils, represented in soil aggregates stability, modules of rupture, and linear expansion coefficient.Two agricultural sites were selected whose soils are characterized by heavy clay textures and widespread of cracking phenomenon within the holy Karbala governorate, the first was in Al-Kamaliya area and the second in Al-Khairat area. The results, showed a decrease in number of cracked masses, and their sizes in both studied soil

This study was aimed to investigate the effect of combining sawdust (SD), filter cake (FC) and calcium carbonate as growth medium for the production of white oyster mushroom. Isolate F2 oyster mushroom was cultured on malt extract agar (MEA) and used in the experiment. The culture medium consisted of two treatments: first, A trea

This study was aimed to investigate the resistance of S. aureus  to different antiseptics.This research indicate that the resistance of S.aureus to antiseptics  is  due to possessing  either the smr gene or the qacA/B genes that  associated with decreased susceptibility to antiseptics there for this study amid to determine the frequencies of S. aureus chloroxylenol resistant isolates and the presence of the  previous genes in these isolates as well as the effect of chloroxylenol on the expression of these genes.189 clinical isolates isolated from skin infections  identified as S. aureus in Baghdad by microscopical and biochemical tests. The chloroxylenol resistance S. aureus isolates was identified and

The experiment was conducted during 2023 and 2024 growing seasons in a private orchard in Alexandria area in Babylon Governorate. study included three factors, first was spraying growth regulator triacontanol at three levels: no spraying (T₀), spraying 10 mg.l^-1 (T₁), spraying 20 mg.L^-1 (T₂): second factor is spraying Nano-zinc at three levels (0, 50, 100 mg.L^-1), as Z₀, Z₁, and Z₂ respectively and third factor is adding liquid organic fertilizer at three levels (0, 50 , 100 ml. Tree^-1) is represented by symbols O₀, O₁, O₂  respectively. Spraying and adding process is carried out five times i

ABSTRACT

Sustainable food packaging solutions with biocompatible macromolecules are becoming increasingly popular. This study addresses the difficulty of extending the shelf life of meat through innovative packaging. It investigates nanocellulose coatings as a possible solution for microbial growth and oxidative stability issues. The goal of this study is to develop a novel nanocellulose (NC) edible film to protect and extend the shelf life of meat cuts. In this study, cellulase is used in a modified method to convert microcrystalline cellulose (MCC) into nanoscales. X-ray diffraction analysis of enzymatically treated MCC revealed a decrease in crystallinity from 53.8% to 42.8%. Atomic force mic

The research aimed to analyze some of the external environmental variables of the agricultural extension system in Iraq, namely (economic variables, and technological variables). To achieve the research objectives, a questionnaire was, consisting of (32) paragraphs The research community included all agricultural extension directors, numbering (220) respondents. The research results showed that there are several opportunities in the field of economic variables, where the paragraph (the abundance of resources and requirements available to provide extension services and activities) came in first place in terms of importance or the level of approval of the respondents on it with a weighted rate of (1.85) degrees, as for the field of technol

 This study evaluated how adding coenzyme Q10 to the Tris diluent affects semen quality in Holstein bulls after cooling and cryopreservation at 2, 30, 60, and 90 days. Each week, semen was collected from each bull using an artificial vagina and then pooled. The pooled semen was split into three groups: the control group (Q1) received only Tris, while the other two groups had coenzyme Q10 added to the Tris diluent at 0.2 mM (Q2) and 0.5 mM (Q3). The results showed that adding 0.5 mM Co-Q10 significantly increased the total number of progressive motile spermatozoa (×106), the percentage of sperm with normal morphology, plasma membrane integrity, overall sperm function, and acrosome integrity compared with the control groups throughou

This study aimed to compare five protocols to optimize elastin purification, where purification protocols for elastin generally result in greatly damaged elastin fibres and this likely influences the biological response. The optimal protocol for elastin purification from common Carp bulbus comprised 4 M of urea solution, pH 7.2 containing 1 % β-mercaptoethanol, washing with distilled water then autoclaving at 121 C° for 15 minutes depending on amino acid analysis, SDS-PAGE electrophoresis, scanning electron microscopy and sulfhydryl content. Then elastin hydrolysate was prepared using partially purified Catfish elastase and the degree of hydrolysis (DH %) and antioxidant activities were recorded, the degree of hydrolysis rapidly increa

A field experiment was conducted at the Agricultural Experiment Unit, College of Agriculture Engineering Sciences, University of Baghdad, during two winter seasons 2016-2017 and 2017-2018 to study the response of some growth traits for wheat Cv. Al forat to foliar spraying using with humic glutamic acid and acid. A factorial experiment was with in Randomized Complete Block Design applied three replications, it involved two factor ,first factor was glutamic acid with three concentrations (0,250,500) mg L^-1, second factor was humic acid with three concentrations (0,1,2) ml L^-1, have been sprayed at tillering and flowering stages. The results showed that all the studed growth traits (plant height, ,number of ti

Crop growth modelling is one of the important sciences in field crop sciences for it helps to reduce time and effort in searching for a fact or result. This article was dealed with a formula to predict maize ear grain weight when plants still standing on farm. Two genotypes of maize were used in this trial, a hybrid of feed maize was used in 2018 and an open-pollinated cultivar of pop corn in 2019. Ear length and diameter were measured on 50 randomly taken plants of full seed – set before harvest .Ears were harvested later, air dried ,threshed and weighed, then yield adjusted to 15% moisture .Ears were considered as cylinder ,and volumes of each ear were calculated .Date of observed ear grain weights and their volumes were anal

This study was aimed to search and identify potentially active antibacterial, anti-oxidants, and antifungal compounds in red onion skin. Phenolic-rich onion extract was obtained from red onion skin extracted with methanol 70% for 2 h. The extract's antioxidant, antibacterial and antifungal activities were determined. The extract demonstrated the maximum DPPH radical scavenging activity (96% ±3.8) at 2000 g / mL, according to the findings of this study. Anthocyanin concentration, total soluble solids (TSS), total phenolics (TPCs), and, total flavonoids (TFs) in tested sample can all be linked to antioxidant ability. For all microorganisms tested, the minimum inhibitory concentration (MIC) of the tested sample was 200 g/mL. A red

This study was aimed to demonstrate the biosynthesis procedure of Zinc oxide nanoparticles (ZnO NPs) using Prodigiosin pigment which in turn produced from particular environmental bacteria isolates Serratiamarcescensas a stabilizing and reducing agent. Additionally, the synthesis conditions were precisely taken into consideration as a pH of 7 and a temperature of 50°C alongside a concentration of prodigiosin of 12 mg/ml with 5mg precursor of zinc acetate in deionized distilled water (DDW) 50ml. Biosynthesized ZnO nanoparticles have presented many applications such as catalysis, biosensing, anticancer, and biomedical, etc. The optimum condition for ZnO biosynthesis was characterized through several techniques such as UV-

A field experiment was carried out at the Agricultural Research and Experiments (station A), which belong to the college of Agricultural Engineering Sciences/University of Baghdad with a silty loam soil by using Randomized Block Design with three replicates to evaluate the effect of using a combination of bacterial biofertilizer consist of Bacillus megaterium , Bacillus mucilagenosus and Rhizobium phaseoli with two levels of vermicompost (0 and 10 mcgh^-1) on plant growth parameters of Green Beans and its yield and availability of N,P and K in soil under two levels of mineral fertilization (0% and 50%) of fertilizer recommendation in addition to using the full fertil

تهدف التجربة لدراسة التراكم الاحيائي للمبيدات ومؤشرات تأثيراتها الملوثة للتربة.   اشتملت الدراسة على ستة عشر بيتا بلاستيكيا مدفئا ومخصصا لنبات الخيار في قرى سهل اربيل. جمعت عينات التربة في أكياس النايلون المُعلمة مسبقًا خلال آب ٢٠١٧ وآذار ٢٠١٨. اظهرت نتائج وجود قيم عامل التلوث (CF) لنماذج التربة وجود المعادن الثقيلة في الحقول المدروسة بنسب مختلفة تتراوح بين التلوث المنخ

This experiment was carried out during two seasons; the first season 2016 included the planting of cucumber seeds from different global origins, which symbolized P1 and P2-P10 in a plastic house with (506 m²) area, at Yusufiya – Baghdad to produce hybrids. During Spring season 2017 the genotypes seeds  were planted (10 parents and 27 single cross hybrids with codes F1 and F2-F27 and three common commercial control hybrids with codes C1, C2 and C3) according RCBD design with three replicates, The genotype P5 was superior in the branches number per plant (9.67) and  number of leaves per plant (220.33) as well as in total yield of experimental unit 18.03 kg, The hybrid F17 (P5×P9) took lowest number of days n

An experiment was conducted at Research Station, State Board for Seeds Testing and Certification, Baghdad, Iraq during 2015-2016 and 2016-2017 seasons to determine the effect of  four sowing dates (20^th October, 10^th November, 30^th November and 20^th December) on grain yield and it's components of three wheat cultivars (Bohooth 22, Bohooth 158 and Rasheed). The experiment was laid out in Randomized Complete Blocks Design (RCBD) within split plot arrangement. Sowing dates distributed in main plots and cultivars in sub plots with three replications. Sowing date 10^th November was superior in grain yield (4.96 and 5.21 t ha^-1) and most of its components (number of

The present study was carried out to isolate of Pseudomonas aeruginosa from the genital tract of some farm animals in Baghdad city to study the genetic and the ability of these isolates to produce phenazine pigment. For this purpose 240 vaginal and uterine samples were taken from 20 cows, 20 ewes and 20 goats postpartum. The result refer to that 203 samples gave positive bacterial growth. Distributed as follows 54 cows, 73 ewes and 76 goats. Depending on cultural, microscopic and biochemical characteristics, 17 isolates of P. aeruginosa were obtained. Addition to using differential and selective media to study the ability of these isolates to produce pyocyanin pigment. The results showed that all of P. aerug

The role of transmembrane protease serine 2(TMPRSS2) in prostate carcinogenesis relies on overexpression of ETS transcription factors. The aim of this article was to investigate the association of TMPRSS2 polymorphism (rs12329760 (C\T)) with prostate cancer (PCa) in sample of Iraqi patients. One hundred and two individuals were involved in this study for the period from February – 2019 to February – 2020. The sample type was formalin fixed paraffin embedded tissue samples (FFPE), which involved  fifty-six samples of pre-diagnosed patients with prostate cancer, aged between 48 and 86 years, and forty-six samples were found to be controls (healthy group) dependent on Prostate Gland integrity, which is the same age

The experiment was conducted at the fields of the Abu Ghraib Research Station's Agricultural Research Department, Ministry of Agriculture during 2018/2019 and 2019/2020 Seasons, this study was aimed evaluation herbicides for controlling narrow and broad weed. The experiment included the use of Pallas OD herbicide, with an application rate of 500 ml. ha^-1 and Limitless WG with application rate 400 g. ha^-1 + 500 ml. ha^-1 activator in addition to free weed treatment and weedy control treatment. A randomized complete block design (RCBD) with three replicates was used. Limitless herbicide treatment achieved the lowest

To evaluate the effect of different hormonal treatments on reproductive performance of local goats, 60 adult does were synchronized by using sponges impregnated with 40 mg medroxy acetate (MAP) for 14 days. Following sponges withindrawn, the does were allocated randomly to four equal groups. The first group was served as control and intramuscularly injected with normal saline (T1). The does in group 2,3  and 4 were injected intramuscularly with 250 i.u hCG(T2) 400 i.u. eCG(T3) and 20 µg GnRH(T4), respectively. Results revealed that the highest estrus response was recorded in T2 (100%) followed by T4(93.3%), T1 (86.7%) and T3(73.3%). Fertility rate was significantly (p˂0.05) higher in T4 (93.3%) and the lowest was found in

This study was aimed to investigate the effect of aqueous neem (Azadirachta indica) leaves extract in reducing the sugar level of diabetic patients in male mice. The study included four groups and 15 mice for each group. The first group represented the control group. The mice in the remaining three groups were injected with streptozotocin (STZ) at dose of 50 mg/kg body weight. The second group was considered as the induced control group for diabetic patients for comparison, while the third group of diabetic patients received neem leaves extract 250 mg/kg of body weight, and the fourth group of diabetic patients was given metformin hydrochloride 250 mg/kg of body weight.  Measured Changes in blood glucose, blood triglycerides

This experiment was designed to investigate the effect of different level of energy on growth, carcass traits, body composition, digestibility and some blood parameters. Twenty one Awassi lambs (4 month old and 23 kg body weight) were used and after 10 days of adaptation, the lambs were divided equally and randomly and penned individually into three treatment groups, and fed ad lib on low (10.8 T₁) medium (11.6 T₂) and high (12.3 T₃ MJ/kg DM). After 72 days of fattening, 5 lambs from each treatment were chosen and slaughtered. Results revealed that lambs of T₃ had numerically higher daily gain (189.72 g), lower dry matter intake (849.46 g), higher feed efficiency (4.7), higher dressing

This study was aimed to investigate effect of wheat cultivates  to herbicides. A field experiment was conducted at the Research Station of the Field Crops Department at the College of Agricultural , University of Tikrit during winter season 2017-2018. Factorial Experiment within  Randomized Complete  Block design with  three replicates were used . This  experiment contains two variables first was used the herbicide (Atlantis, Pallas, Chevalier)  and control. The second variable includes four cultivates (Al-Hashimiyah, Al-Baraka, Nor, and Door 29). The results Al-Baraka revealed that the highest plant height (75.91 cm), number of spikes (372.67 m²) and the number of shoots m² (35

أجريت تجربة حقلية في تربة مزيجية غرينية لمعرفة تأثير سماد الفيرميكومبوست Vermicompost ولقاح الرايزوبيا Rhizobium legumenosarum على نمو وحاصل نبات الماش وبعض صفات التربة بعد الزراعة بتصميم القطاعات العشوائية الكاملة RCBD وبثلاث مكررات. وقد تضمنت تسعة معاملات (T1: المقارنة، T2: التوصية السمادية كاملة، T3: فيري