This study was aimed to investigate  the ability of Jerusalem artichokes (Helianthus tuberous L.) to absorb heavy metals in an oil-contaminated ecosystem.  The research was carried out in a  territory of the oil and gas pipeline  at the village of  Bytkiv of Nadvirna district.  Jerusalem artichokes were used for this study and planted on an area of 25 m².  The area of the experimental field in the village of  Maidan of Tysmenytsia district (control option № 1).  A

The main aim of this study is to highlight how the Alana River Basin (ARB) will meet future water needs and optimal monthly water distribution policies. The Water Evaluation and Planning System (WEAP) model was applied in order to determine the ARB and the operation plan policy using data for the past 16 years (2000-2015). The model result determined that the current regulations and practices regarding water use and pollution patterns are inadequate. An ideal scheme has been developed and implemented for various scenarios such as domestic water needs, irrigation water, and tourism. Four scenarios have been considered in this study, which are basic scenarios, a higher population growth scenario, a severe flow requirements scenario

The estrogen receptor 1(ESR1) and fork-head box L2 (FOX L2) genes play a pivotal role in regulation of egg formation in poultry. this study aimed to investigate interaction between ESR1 and FOXL2 in the productive performance of brown local Iraqi chickens (BLIC). A total of 104 BLIC represented from the F4th generation of local chicken selected for high egg productions were used. Two novel single nucleotide polymorphism (SNPs), one of them in ESR1 (T57198C) intron 3, and another of FOX L2 (C919T) gene within encoding region were identified through PCR-DNA sequencing. Six haplotypes (H1=TTCC, H2=TTCT, H3=TCCC, H4=TCCT, H5=CCCC, H6=CCCT) were obtained due to interaction between these two SNPs. Chi-square analysis showed no signific

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

The present study was aimed to investigate the possible effects caused by the antibiotic, metronidazole, on the histology of the testis and the morphology of the sperms of mice. To achieve this,  adult male albino Swiss Mice were orally administrated with 0.1 ml (100 mg\ kg ) of the commercially used metronidazole (Flagyl) for 60 consecutive days. The results showed significant decreases (p<0.05) in the mean weight of body and testis in the treated mice as compared to the distilled water-treated control group. The treatment also caused several histopathological changes in the testis which included necrosis, congestion, hemorrhage, edema, germ cell downfall  and rupture in the seminiferous tubules. The tests of the sp

The present study was conducted in Sulaimani region at two different locations, Kanipanka and Qlyasan during winter season of 2019-2020 to estimate the response of forage yield and some competition indices to the effect of crop pure stands and their mixtures of barley and triticale intercropped with narbon vetch and grass pea with some different patterns. The experiment was designed according to Completely Randomized Block Design with three replications. As the average of both location the maximum green forage yield was produced by pure narbon vetch 32.610 ton ha^-1, while pure barley produce maximum dry forage yield and dry matter % reached 5.506 ton ha^-1 and 8.55% at booting stage respectively, but the crop

The estrogen receptor 2 (ESR2) plays a crucial role in the growth and development of follicles and ovulation in chickens. The aim of this study was detect the association of estrogen receptor 2(ESR2) gene polymorphisms with the production performance of brown local Iraqi chicken. A total of 104 hens from the F4th generation of local chicken selected for high egg yield were used. The novel SNP(G40100A) transition within third prime untranslated region (3 prime UTR) of ESR2 gene. Three genotypes were found: Wild(GG), Heterozygous(GA), and Homozygous(AA) through (PCR-DAN sequencing). Chi-square analysis showed no significant  in genotypic and allelic frequencies for SNP which were agreement with Hardy-Weinberg

The objective of this work was to study the lamb’s growth, the carcass yield and composition and the importance of main organs of Berber lambs slaughtered at 4 or 6 months. The study concerned 40 lambs reared under motherhood. Lambs of the first group were slaughtered at the age of 4 months (4M) and the second at 6 months (6M). Slaughter body weights (BW), hot and cold carcass weights and organs were recorded. The carcass was cut out and dissected. The average BW at birth was 4.14 + 0.506 kg while the BW at slaughter was 22.86 kg + 3.40 and 31.51 + 3.50 kg for 4M and 6M groups, respectively. The average daily gain were 172 and 164g for 4M and 6M groups, respectively. Therefore, during 2months the lambs of 6

The agricultural sector consumes about 84% of the total actual water consumption annually in Kingdom of Saudi Arabia, therefore, the research depends on questionnaire data that was judged before being used in the study of a random sample of 355 farms from Al-Ahsa Oasis which irrigated with two types of water (groundwater, triple-treated wastewater) to measure the economic impact of the using of triple-treated wastewater in irrigating palm and lemon crops, the results indicated a statistically significant correlation between the extent of farmers'  which using of triple treated wastewater in irrigation and all of: size of the tenure, family size and the educational level of the farmer. While the relationship was negative with

Root diseases are one of the main forest nursery problems that have a significant impact on forest production which are caused by Fusarium solani. Rhizobacteria from healthy forest soils were isolated and screened in streak method to select antagonistic strains against F. solani. Two isolates showed high antagonistic activity and molecularly identified as Paenibacillus sp. and Pseudomonas sp. The capability of the Paenibacillus sp. and Pseudomonas sp. were tested in greenhouse plastic containers experiments against F. solani. Soil bacterization with Paenibacillus sp. and Pseudomonas sp. significantly protected thuja seedlings from F. solani

This study was aimed to evaluation the yield stability of twenty bread wheat genotypes that cultivated at two locations (fields of the College of Agricultural Engineering Sciences of Duhok and Zenawa district) during the 2019 - 2020 with two planting dates in each location using randomized complete block design with three replications. The results of the combined analysis of variance showed that the mean square for each of the environments, genotypes and their interactions were highly significant for all studied traits, and the variations due to the environments were greater than those of each of the genotypes and the interactions for most of the studied traits. The values ​​of broad sense he

This study has been carried out at the Biotechnology Lab., Department of Field Crops, Faculty of Agriculture, Damascus University during the growing season 2019 - 2020, in order to detect the variations of SOS, HVNHX and SDO genes in different barley genotypes.  Clear variations in the SOS, HVNHX and SDO genes, which are responsible for salinity tolerance were found among the investigated genotypes. It has been found that the variation in the amplicon size between loci per gene was very high in some cases, while there was a high degree of symmetry in other cases, and could be easily distinguished on 2% Agarose gel. The PCR results for the SOS genes (SOS1, SOS2, SOS3), HVNHX genes (HVNHX1, HVNHX2, HVNHX3) and SDO genes (Cu/Zn

The experiment was conducted during 1/4/2020-7/31/2020 to study the effect of adding high levels of nano-zinc oxide with the diet to induce force molting in laying hens by measuring some productivite traits. Eighty laying hens, 69 weeks old were used, randomly divided into four treatments, five replicates for each treatment using CRD.  Experimental treatments were: first treatment (T1), second treatment (T2), third treatment (T3) and fourth treatment (T4), which means control treatment without molting, adding 10, 15, and 20 gm of nano-zinc oxide / kg feed respectively. Results showed significant decreases (P<0.01) in egg production and almost ceased  in the 2nd and 3rd week after start molting. Egg production increas

A trial was conducted to study the effects of probiotic (Miaclost) supplement on experimentally induced hypocalcemic rickets in broiler chicks, a total of 180 one-day-old broiler chicks (Ross 308) were randomly divided into three equal groups 60 chicks per group with 3 replicates (20 birds /replicate) the dietary treatments consisted of a normal ration for G1, calcium-deficient ration 5% for G2 and calcium-deficient ration with addition of probiotics in drinking water for G3.Initial signs of rickets have been observed at 35-day of age in G2.while, in G1 and G3 no clinical signs observed, the gross lesions appeared enlargement of parathyroid gland, costochondral junction and increase in the width

There is growing interest among farmers to locally produce high protein and strong gluten wheat that is suitable for bread making and meet the demand of local artisanal bakers in Kentucky. The warm and humid weather in southeast region is ideal for soft red winter wheat (SRW) production which characterized by low protein content. The technique of splitting nitrogen (N) fertilization according to the growth stages has been suggested to improve protein content and its composition. This study evaluated the effect of split N application on yield and baking quality traits of two SRW wheat cultivars grown in the eastern U.S. region in conventional and organic cropping systems. One landrace (Purple Straw) and one modern cultivar (Pembro

Guar gum galactomannan is a common polysaccharide isolated from the legume plants Cyamopsis tetraganoloba. Guar gum derivatives are widely used in many industrial fields. In this work, a method for obtaining a new derivative of guar gum, galactomannan butyl ether, is considered. The introduction of the butyl group into the structure of galactomannan was proved by IR spectroscopy, by the appearance of absorption bands in the regions corresponding to the vibrations of the –C – O – C–, CH₂ and CH₃ groups. According to X-ray diffraction data, it was shown that in the process of obtaining butyl ether of galactomannan, the structure is amorphous. According to the data of scanning electron microscopy, the p

This study was aimed to estimate the domestic demand function on tea imports in Iraq using the Autoregressive Distributed Lag model (ARDL) for co-integration during the period 1990-2020.The data are verified for stationary by using unit root tests basis on Augmented Dickey - Fuller Test. The existence of a long-run equilibrium relationship among tea import quantity, current prices of tea and coffee buying, gross national income, and number of buyers is proved using bounds test method to co-integration. Results of estimating short and long-run models of the demand of tea imports by using the unrestricted error correction approach showed that the error correction parameter is adjusted annually by 140%. Results of estimating price e

This study was performed to investigate the impact of air pollution on leaf area and anatomical features of Melia azedarach L. trees, in urban areas with three demographical classes: location (I) industrial area, location (II) roadside area and free parts (control area) as a location (III) of Duhok city/Kurdistan Region-Iraq, during July 2021. The results demonstrated that the leaf area of selected plants' leaves in location I had reduced with no noticeable change in the average stomata density in the three locations I, II and Ⅲ. Meanwhile, the results of the most anatomical features of the blade (blade, lower cuticle, epidermis (both upper and lower)

Based on the regulation (EU) No 2015/1107 in 8 July 2015, Willow (Salix alba) bark extract is a recent approved basic substance in Europe as a safe and effective environmentally friendly fungicide to be used in plant protection. Because of having indole butyric acid content, it is also used as a growth hormone to promote rooting in cutting propagation of wooden part in horticultural plants. This research aimed to evaluate the effect of willow extract and Ferbanat L (Bistep) on lettuce leaves. Bistep is an organic solution of nano fertilizer which is produced in Hungary and allowed as „Bistep plant conditioner”. Furthermore, the experiment evaluated their interaction on some bioactive compounds in different l

This study aimed to identify the pollution extent in the Tigris River within Baghdad city by applying the Overall index of Pollution (OIP). Monthly water samples were collected from five sites along the Tigris River during the wet and dry seasons of 2020-2021. Eleven parameters were selected to conduct the study; Total Dissolved Solids, Turbidity, Chloride, Dissolved Oxygen, pH, Total Hardness, Fluoride, Nitrate, Sulfate, Biochemical oxygen demand, and Total Coliform. The OIP ranges from 2.46 to 1.96 in the dry season and 2.02 to 1.91 in the wet season. Results revealed that Tigris River water is categorized from slightly polluted to acceptable according to OIP classification. The current study's finding lies in

REFERENCES

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The research was conducted at the Animal Farm of the University of Baghdad's College of Veterinary Medicine to assess the effect of dietary grind seeds of Sumac and Exogenous Fibrolytic Enzymes(EFE) on some  productive and haematological traits of Awassi male lambs from the period 1/2/2021 to 1/6/2021. Twenty-four Awassi male lambs with 3-4 months of age, and  divided into four groups based on body weight . Dietary treatments were as following: G1 (control) equal nourished  concentrate diet at the rate of 2.5% body weight (B.W) with alfalfa hay daily, G2 was fed on the similar diet as control group and was given 15g/head  dried grind seeds

This study was conducted to investigate the relationship between the concentration of some fatty acids in seminal plasma and semen characteristics of Holstein bulls with different sperm freezabilities. The semen straws that cryopreserved for two years were divided into three groups according to the sperm’s freezability: medium (MF,73.02%), good (GF,83.76%), and high (HF,91.20%). The sperm’s cell individual motility (SCIM) in fresh semen was superior (P≤0.05) in bulls with MF and GF as compared with HF bulls. Concomitantly, the HF bulls were significantly (P≤0.05) superior to those MF bulls in total fatty acid concentrations. Moreover, HF bulls recorded lesser (P≤0.05) DNA damage percent

This study investigated the effect of different sperm freezability on some semen characteristics and amino acid concentrations in the seminal plasma of Holstein bulls cryopreserved for two years. The semen straws (0.25 ml) that cryopreserved for two years were divided into three equal groups (7 bulls per group) according to the sperm’s freezability: medium (73.02%; F1), good (83.76%; F2), and high (91.20%; F3). The F1 bulls were superior (P≤ 0.05) in sperm’s cell individual motility (SCIM) for fresh semen as compared with F2 and F3 bulls. The F2 and F3 groups were superior (P≤ 0.01) to the F1 group in live sperm percentage at cryopreservation. The sperm’s DNA damage percentage was lesser (P≤ 0.05) in the F1 and F3 gro

Over the course of two winter periods, researchers at the Agricultural Experiment Unit, College of Agricultural Engineering Sciences, University of Baghdad, studied the effects of covering wheat (the Al-Furat variety) and “vitamins B9” (“folic acid”) and E “(tocopherol)” on a number of growth traits. Three independent trials were conducted utilizing a factorial design within a Randomized Complete Block Design. The first component was folic acid at 0, 250, and 500 mg L^-1; the second component was vitamin E at 0, 1, and 2 ml L^-1. At the start of the tillering and flowering stages, both vitamins were applied. All measured characteristics (plant height, flag leaf area, total tiller count, plant dry w

A lab experiment was conducted at the Plant Tissue Culture Lab / College of Agricultural Engineering Sciences / University of Baghdad. This experiment was aimed to investigate gene expression index in tomato (Solanum lycopersicum L.) after preparation of salt and simulated drought stresses. Two tomato cultivars were selected which claimed to exhibit different levels of tolerance toward abiotic stresses designated as salt-tolerant Yassamine (Y) and salt-sensitive GS12 (G) to assess the test. Seven day-old seedlings from both cultivars were grown in MS media supplemented with four concentrations of NaCl at 0, 50, 100 and 150 mM and four concentrations of PEG at 0, 10, 20, and 30% for 48 hours. The results were showed that

This study was conducted to evaluate the effectiveness of chlorogenic acid on productive performance, blood biochemistry and intestinal histomorphology of broiler chickens. A total of 256-day old Ross 308 broiler chicks were divided into 4 treatments with 4 replications, 16 chicks per replicate. Treatments were arranged as follow: control group was left without any additive, whereas group 2-4 supplemented with 1, 1.5 and 2 mL of chlorogenic acid per litter of drinking water respectively. Results of this study showed that the body weight gain of birds received chlorogenic acid significantly increased when compared to control group. Lowest feed intake (P<0.05) was recorded for the birds received 1.5ml of chlorogenic acid than ot

This study explored the effect of melatonin implantation on the fresh and cryopreserved semen quality of Iraqi buffalo bulls (Bubalus bubalis). Nine adult bulls were used and divided equally into three groups. The first group was left without treatment and regarded as control (T1), whereas the second (T2) and third (T3) groups were subcutaneously implanted with 72 and 90 mg of melatonin respectively on the left ear base and repeated one month post the first implantation. Semen was collected for 12 weeks and evaluated weekly for fresh, cooling, and post-cryopreserved (PC) protocols. The T3 group exhibited a higher (P≤0.05) sperm cell individual motility percentage, whereas, the T1 and T2 groups recorded better (P≤0.05

This study was aimed to investigate the genetic variations of Oat cultivars under in sufficient of irrigation. A field experiment was carried out at the fields of with  College of Agricultural Engineering Sciences ;University of Baghdad - Al-Jadriya during 2020-2021 seasons. The experiment was carried out using a Completely Block designwithin split-plot arrangement using three replicates under two treatments (verities and irrigation intervals). The main plots were irrigation intervals with moisture(50%, 25%, and 10%), while sub-plots were the varieties (Genzania, Anatolia, Plmula, Algoda, and Al-Shifa).The results showed that the third irrigation level had 75% flowering at highest averages93.67 days , and the V4 variety had

This study was aimed to determine the influence of performing primary tillage by moldboard plow and planting operation by four rows Gaspardo planter on some performance and economic indicators of Armatrac tractor 854e 84 hp (62kw).  The system calculates and measures slippage percentage, draft force, energy requirements, and total costs for planting and tillage operation at three practical velocities and two depths. Planting operation performed at 5 and 7 cm depth under 2.90, 4.27, and 5.28 km.h^-1. while ploughing operation performed at 15 and 20 cm tillage depth under 3.89, 5.28, and 6.67 km.h^-1. Two factorial experiments were carried out using randomized complete block design with two