Vegetation diversity patterns are necessary to identify species of plants in the Zawita mountains area, Duhok Governorate, Iraq, to investigate the influence of topographical elements (aspects - north and south, elevations and slope gradients) on diagnosis, density, frequency, and species richness and diversity of species in the Zawita forest understory vegetation. Sampling vegetation was surveyed at (1 * 1 m-2), for 8 quadrats per each zigzag transect. The data were designed with a strip-strip block design, with four replicates for each transect. The results revealed significant differences in frequency, density, and Shannon index due to aspects, elevations, and slope gradient. While other measured traits, species ric
... Show MoreThis study was conducted during the two growing seasons 2016 and 2017 in the lath house at the College of Agriculture, Duhok University, Kurdistan Region of Iraq. Uniform and healthy transplants of (2) years old sweet cherry (Prunus avium L.) cultivars (evey loly and shampion) were used. The effects of three levels of Ammonium sulfate (NH4)2SO4) (as source of nitrogen) (0, 3 and 6 gm L-1), three levels of seaweed extracts (alga21st) concentrations (0, 1 and 2 gm.L-1) and their interactions on leaf nutrients status, the content of protein, carbohydrate were investigated. The results showed that cv. evey loly transplants significantly
... Show MoreThis study investigated the effect of feeding two levels of rumen degradable protein in the rations during different stages of lactation on milk yield and components , twenty four cross breed Awassi ewes (Turkish Awassi × Iraqi Awassi) were used with their single lambs after birth aged 3-5 years, ewes were divided into two groups with average body weights 66.00 ± 2.32 kg and 67.10 ± 2.62 kg respectively, first group was control fed adequate level of degradable protein (10 g / Mj metabolizable energy) and second group fed high level of degradable protein (12.5 g / Mj metablizable energy) , Lactation period had been divided into three stages (early, 1-50 day ), ( mid , 51-100 day) and (late , 101-150 day), ewes
... Show MoreThe objective of this study is to evaluate the production of Xylose reductase (XR) and Xylitol by Candida guilliermondii using wheat straw hydrolysates (WSH) supplemented with 2.0 g/l of (NH4)2SO4 and 0.1 g/l of CaCl2.2H2O as fermentation media . Wheat straw hydrolysis run at 121°C for 15 min. by diluted sulfuric acid . The fermentation process was conducted on a shaker bath (150 rpm) at 30C for 20 h in three separate flasks using different concentration of Xylose being , 30% Xylose , WSH(27.13 g/l Xylose)and WSH plus 30 g/l Xylose. The best concentration( WSH plus 30 g/l Xylose ) was chosen to run the
... Show MoreThis study was conducted in a central laboratory of Agriculture College\ University of Baghdad, to study the effect of treated barley grains with urea as 1: 1 urea: barley grain (w:w) with or without heating on the in-vitro digestibility, total nitrogen content and releasing urea, the results showed a high significant increases (P<0.01) in total nitrogen content of treated barley grains with urea compared with non-treated, where it was 14.77% for barley soaked 24 hours with urea and 17.18% for barley- urea treated with heat and pressure in compared to 2.15% for untreated barley grains. There were
... Show MoreThis study was conducted to determine the effect of corn gluten (0 and 9%) supplementation to low quality roughages (date palm frond, reeds, corn cobs and barley straw) treated with 5% urea on chemical composition and in vitro digestibility,The treatments were incubated for 0,20 and 30 days at ambient temperature (30-37 C°).The results showed that nitrogen content, cellulose, metabolizable energy(ME) dry matter InVitro digestibility (IDMD) and Organic matter InVitro digestibility (IOMD)were increased significantly (P<0.01).The dry matter (DM),organic matter(OM) ,neutral detergent fiber (NDF),hemicelluloses, Lignin and pH were significant decrease (P<0.01) in date palm frond by treated with urea and corn g
... Show MoreThe aim of this study to analysis Supply Response to the Corn in Iraq for Period (1980 – 2014), And effect of Price Volatility on the Supply Response through the study of the effect the explanatory variables (Average Prices of corn, for Previou year, Area Planted For Previou Year, The weighted Price (Competitive Price), The Price of Fertilizer (Urea), Total flows of Tigris And Euphrates Rivers, The Expected Price variance) on Dependent Variable (Area Planted for Corn Crop). The results indicated A Clear Disorders (Volatility) In the Average Corn Prices for Period (1991- 1996) In other Words, The Time Series of Corn Prices, And This Was an Excuse to Go to Estimate in the ARCH Family Model. It was Selected Model EGARCH (2,2) Acco
... Show MoreThis study conducted to find the effect of partial replacement of soybean meal by Spirulina Arthospira platensis on some blood picture and biochemical criteria in common carp Cyprinus carpio. Fish were fed on five experimental diets contained spirulina with ratio 1.45%, 2.90%, 3.54% and 6.10% of the total diet as well as control ( without spirulina) for 56 days . Results of the statistical analysis showed a significant decrease (p≤ 0.05) in the concentration of hemoglobin in treated fish fed on spirulina diets, meanwhile a significantly differences (p≤0.05) for stress index and the albumin criteria for fish fed at fifth diet comparing with control diet. The aspartate amino transferase
... Show MoreThis study was carried out at Poultry Research Station, State Board of Agricultural Research, Ministry of Agriculture for the period from 27 September 2014 to 9 November 2014 to evaluate the Supplementation of different levels of Conjugated Linoleic Acid (CLA) on productive performance of broiler. Four hundred eighty chicks (Ross-308),one day old were randomly distributed to four dietary treatments for 42 days of age with 3 replicates/vtreatment (40 bird/replicate). Experimental treatments were as follow; T1 (Control diet) without supplement, while the treatment T2,T3 and T4 were Supplemented with 1, 1.5, 2 g CLA /kg diet respectively. The results showed significant (P ≤ 0.05) incre
... Show MoreThis study was aimed to use composite magnetic plaster kiln dust (MPKD) as a novel low-cost adsorbent reused of by-product plaster kiln dust (PKD) that was considered a source of air pollution. The removal efficiency of cadmium (II) ions was studied as a function of pH (4-7), MPKD mass (0.5- 8 g/L), initial ion concentration (50- 350 mg/L), and shaking time (5- 180 min). The adsorption kinetics of the MPKD was detected as chemical sorption due to the experimental uptake data best fitted with the pseudo-second-order model, also the intraparticle diffusion of ions did not significantly exert effects on the adsorption. The maximum adsorption uptake was 48 mg/g depen
... Show MoreThis study was aimed to purified and characterized the bacteriocin produced from Lactobacillus acidophilus HT1, in order to use it in a skin pharmaceutical formula. The optimal conditions for bacteriocin production was investigated and results showed that modified nutrient broth was the best medium with glucose (30 gm/L) and yeast extract (7 gm/L) with peptone (7 gm/L) were the optimum carbon and nitrogen sources. In addition, 2% inoculum size, 37C◦ and pH 6.4 were the optimal conditions to obtain maximum bacteriocin
... Show MoreThe present study was aimed to determine the effects of erythromycin on the liver of albino Swiss mice. The study sample included 12 male mice divided into 3 groups. Mice of groups 1 and 2 were orally administrated with a daily dose 50 and 100 mg/kg bw erythromycin, respectively, while group 3 served as control and administrated with 0.1 ml distilled water. The treatment continued for 14 days . The results indicated a significant increase (p<0.05) in AST, ALT, and ALP activities of group treated with 100 mg/kg of erythromycin, compared with group treated with erythromycin 50 mg/kg . The study also showed several histological alterations in the liver tissues of animals treated with 50 mg/kg of the drug, includi
... Show MoreThe present study was conducted to evaluate the effect of using barley cultivated in different times on performance and carcass parameters of broilers. A total of 300 day- old chicks of Ross 308 strain was used. Chicks were randomly allocated for four treatments groups with 75 chicks per treatment and 25 chicks for each replicate. The four treatments was follows: T1, control (no barley added), T2, barley cultured for six days, T3 barley cultured for seven days and T4, barley cultured for eight days. Results showed that the significant (P<0.05) improvement in body weight, weigh gain, feed conversion, Feed conversion ratio, carcass yield without giblet, relative weights of heart, liver and gizzard as well as ,re
... Show MoreA field experiment was carried out at the field of Horticulture Dept. Fild – Coll. Agric, Baghdad University, to study the effect of wheat peat and spraying its extract and organic nutrient vegeamino on growth and yield of the red cabbage (Raissa Hybrid). during winter season of 2015-2016. factorial experiment using randomized complete block design with three replicaes, The first fatcor includes five levels of organic fertilizer, no-fertilizer (P0), recommended chemical fertilizer (100 N,120 P205 and 120 K2O kg . h -1( (P1), organic fertilizer 7.5 tan.h
... Show MoreAn experiment was carried out on the Cactus (Aloe vera L.) , which two year old was planted in one of the fields of College of Agriculture - University of Baghdad during 2015-2016. The different organic fertilizers used in two (sewage, poultry manure and sheep manure) and the fertilizer used at two levels (5 and 7.5)% from the weight of the pot, and humic acid (Com Sol) at two levels (1.5 and 3) ml and chemical fertilizer NPK (2.5 gm) in addition to control treatment. The experiment carried out within RCBD at three replicates and four plants for each experimental unit. The results showed that the sewage treatment 7.5% significantly increased in concentration of Aloin, Aloe-emodin and Barbolin (175.6, 412.1 and 175.6 µg.
... Show MoreThis study was aimed to determine extension activities provided to rice farmers in raising the awareness for compost manufacture in Al-Diwaniyah province and investigate the level of awareness of rice farmers in the field of compost manufacturing, as well as the problems facing farmers when manufacturing compost, mythology a questionnaire design to collect data from rice farmers during 2018 . The research society consisted of the agricultural departments of the directorate of Agriculture in Al Diwaniyah province. A random sample was taken from rice farmers related to the agricultural departments in the Directorate of Agriculture with their (632) farmers, T
... Show MoreThis research was conducted to detect some of the allelopathic chemical class in plant residues of nine cultivars of sunflower, including Zahret Al-Iraq, Luleo, Turkie, Al-Isaqi 1, Al-Isaqi 2, Tarzan, Akmar, Shumoos, and Sin Al-Theeb, using appropriate chemical reagents. Some of these chemical were furthered analysed for their content of allelopathic comopounds using High-Performance Liquid Chromatography (HPLC). Results revealed the presence of glycosides, alkaloids, tannins, terpenes, steroids and flavonoids the plant residues of the test sunflower cultivars. Concentrations of glycosides, tannins, alkaloids, and flavonoids were measured, were found to be highter in Shumo
... Show MoreBeans (Vicia faba) contain some anti-nutritional compounds, especially vicine and convicine and their non-sugar derivatives, divicine and isouramil, which are responsible for the occurrence of Favism in people with hereditary deficiency of Glucose-6-phosphate dehydrogenase (G6PD). These study objective was estimation of vicine and convicine content and their distribution in dry and green bean parts during the growth stages, and the effect of beta-glucosidase from defatted apricot seed powder and some home-based processing conditions on elimination of these compounds from the bean. The results showed that the content of vicine & convicine in bean ranged from 22.7 mg/100 g in the seedl
... Show MoreThis research was carried out to investigate the effect of chemically (using L-Cysteine) and enzymatically (by papain) modification on the functional properties of hard wheat gluten. The modification process is run by both methods individually and synergistically. The results showed an increase in the degree of hydrolysis (DH) of lyophilized wheat gluten upon adding the reducing agent at different concentrations (50, 100, 150, 200, 250 ppm). The values for (DH) were (5.29, 6.18, 6.22, 6.26, and 7.48%) respectively. While for papain (2000 units / g protein) those values were (10.25, 12.71, 13.54, 13.88, 15.62%) respectively when the reducing agent (same concentration above) and papain were used synergistically. The functional prop
... Show MoreThis study was aimed to investigat integrated system for in vitro growth of paulownia plants by assessing the efficacy of chlorine dioxide (ClO2) as an alternative to autoclave in sterilizing culture medium. Therefore, this study was devised to compare autoclave sterilization at three different times (5, 10, and 15) minutes and three different concentrations of ClO2 (0, 0.4, 0,8, 1) mg/L. The results showed that, compared with (0.4) mg/L concentration, concentrations of (0.8 and 1) mg/L are more effective at sterilizing the culture medium. ClO2 sterilization improved individual single node growth more than autoclave sterilization. Since ClO2
... Show MoreAgrivoltaic systems, which integrate agricultural production with solar energy generation, present a promising approach to ecological sustainability. This study focuses on predicting chili harvests within an agrivoltaic setup using Convolutional Neural Networks (CNN) with transfer learning. Accurate yield prediction is vital for optimizing both agricultural output and energy generation. The study evaluates three pre-trained CNN models—EfficientNetV2L, EfficientNetV2M, and ResNet 50—fine-tuned with specific agrivoltaic data. The experimental setup includes a solar-powered greenhouse with IoT-controlled micro-climate management to ensure optimal growing conditions. The models were selected based on their high accuracy in Keras
... Show MoreThis study was aimed to examine the suppressive effects of Stachys byzantine leaf methanolic extracts on cancer cell lines and pathogenic microbes. Five concentrations of S. byzantine methanolic extract, from 25 to 400 µg/ml, were applied to HepG1 and HCT116 cells. S. byzantine methanolic extracts inhibited liver and colon cancer cell viability at different concentrations. The MTT assay results demonstrated that the extract’s IC-50 values for HepG1 were 271.61µg/ml and for HCT116 was 184.86µg/ml. The methanolic extracts obtained from S. byzantine showed antibacterial activity against Gram-negative and Gram-positive bacteria. The extract inhibited Staph
... Show MoreThe better approach to control the contamination of food by aflatoxin (AF), is identifying the fungal strains responsible for producing that toxin. To estimate the presence of aflatoxigenic fungi growth and AFs in pistachios, thirty two pistachios samples (8 fresh and 24 salt roasted) were collected from Sulaimani markets (Iraq).Rapid screening method for AFs production were utilized initially based on culture methods, the positive samples confirmed by polymerase chain reaction (PCR) that were applied using DNA extracted from the isolates of A. flavus targeting the genes (afR, aflP, aflD, and aflQ
... Show MoreThis study was carried out at the Dept. Hortic. and Land.Gard., Coll. Agric. Eng.Sci., University of Baghdad during fall season of 2019-2020, in order to evaluate the effect of nutrient solution type under hydroponic system (NFT) on growth, yield and quality of broccoli Brassica oleracea var.italica. Two experiments were carried out which were the standard solution experiment (Cooper) and the alternative solution experiment (ABEER) prepared from fertilizers. Results revealed that the type of solution used in the hydroponics system had non significant effect on the
... Show MoreThe experiment was conducted using Potato( Solanum tuberosum L.) at the eastern Radwaniyah at private field during fall season 2020/2021 and spring 2021 to study the effect of nitrogen levels to 350, 275, 200 kg N h-1 ( N1, N2, N3) and phosphorous to 100, 180, 360 kg P2O5 h-1 ( P1, P2, P3) and potassium to 100, 200, 300 kg K2O h-1 ( K1, K2, K3) to vegetative growth and yield of industrial potato, The seeds of the hybrid potato Sinora, Class A, were planted in the fall season on 15/9/2020 and Elite in the spri
... Show MoreIndole mechanism as an interspecies signal particle to adjust various physiological actions, like virulence, antimicrobial and acid resistance. This study was aimed to use partial purified indole extracted from uropathogenic E. coli and study the cytotoxic effect on some cancer cell lines (A375, HepG2, PC3) and comparable with normal cell line (WRL- 68). Serial dilutions of natural and synthetic standard indole were tested (400, 200, 100, 50, 25, 12.5, and 6.25 μg/mL). The results show a low cytotoxic effect for both natural and synthetic indoles in HepG2 and A375 cell lines as well as this degree of cytotoxicity was obviously appeared in normal cell line WRL-68 with no significant differences among them. While, both in
... Show MoreStreptomyces spp. is one of Actinomycete that produce variety of secondary metabolite (antibacterial, antifungal and anticancer product). Bacteria that used in this study was isolated from oily soil in Baghdad /Iraq. The morphological characters was gram positive, branching, spore former. The goal of this research was to find genetic polymorphisms of one bacterial isolate (assigned S1) and to assess the accurate phylogenetic distribution of this isolated based on ribosomal sequences. In this work one genomic region was amplified that covered a portion of the 16S rRNA sequences. According to the identified results, the currently investiga
... Show MoreAn experiment was conducted to evaluate different parts of the plant Capparis spinosa L. extracts for their phytochemical compounds by two different solvents (ethanol &hexane) . The current results showed the superiority of the ethanolic extracts by their quantity and quality of active compounds compared to the hexane extracts. The yield percentage of ethanolic Capparis spinosa L extracts ranges between (3-31%), and color range between Dark brown, and olive with oily texture. Whereas, the yield of the hexane extract ranges between (1-27.9%) and
... Show MoreGenetic characterization in native livestock is essential to conserve the genetics standard of livestock for pure-breeding programs. This research aimed to characterize four Indonesian cattle breeds using 156 sites of Parentage SNP Markers, includingARS-USMARC-Parent (119 sites) and ARS-USMARC (37 sites). Total of 113 mixed-sex animals were used for the evaluation, including 16 Bali (Bos javanicus), 16 Madura (Bos indicus), 33 Ongole grade (Bos indicus), and 48 Sumba Ongole (Bos indicus) cattle breeds. Results showed Bali, Madura, and Ongole lineage (Ongole grade and Sumba Ongole) cattle can be discriminated against with the Parentage SNP Markers. The pairwise genetic distance analy
... Show MoreThe research was aimed to identify fruits morphological characteristics of 33 taxa belonging to the Lepidieae tribe from Brassicaceae. The characteristics of the fruit's general shape, apex shape, dimensions, colors, surface ornamentation, and beak were determined, the results indicated the importance of each of those characters in isolated species, In general, all the tribe's fruits were open capsule and short silicula. According to the dimensions of fruit, three species can be distinguished as a group with dimensions greater than 20mm, as in Brossardia, Coluteocarpus, and Didymophysa, and depending on the shape, it was possible to differentiate the species within this group, while the other species were less t
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