This study was conducted to produce xylose by acid hydrolysis from lignocellulose by product . The process of acid hydrolysis carried out using dilute H2SO4 to hydrolyze the available sources of lignocellulosics in Province of Wassit being (corn stover, rice husk, reed and wheat straw) ,wheat straw was selected as the best source for hemicellulose (35)% as compared to the above mentioned sources. The hydrolysis process included two separated experiments ,acid hydrolysis of autoclaved and non- autoclaved wheat straw using the following reaction conditions [(0.5, 1 and 1.5%) sulfuric acid solution, (1, 2 and 3hrs) hydrolysis time and (1:10, 1:15 and 1:20) solid to liquid rat
... Show MoreGround wheat straw autoclaved and non-autoclaved (l0g) was treated with 6, 8 and 10% sodium hydroxide of 1:10, 1:15 and1:20 mixing ratio for 1, 2 and 3hrs as reaction time. Results revealed a maximum value (18.79 %) of xylose were found in hydrolysate when autoclaved wheat straw was treated with 8% NaOH for 2hrs , whereas the lowest value was (13.52) % when the non autoclaved wheat straw ( 6% sodium hydroxide concentration , 1h reaction time and 1:10 solid: liquid ) used. Also, results indicated that the highest level of furfural (0.34) % was observed when 10 % sodium hydroxide solution over 3 hrs incubat
... Show MoreTo investigate the influence of zeranol administration by implantation and castration on fatty acids composition, 20 weaned kids (3-4 month old) with an average live weight of 17.3±0.23 kg were divided randomly into two equal main groups, the first was left intact as a control and the 2nd group was castrated. Each main group was then blocked randomly into two sub groups, the 1st was left as control and the 2nd implanted with Ralgro (12mg zeranol). Kids were fed a concentrate adlib and slaughtered after 70 days of fattening. After chilling for 24 hours, a homogenous samples of meat from L.dorsi muscle was blended for analysis of fatty acid composition. Results revealed that mono uns
... Show MoreThis study was aimed to investigate the incidence of Cryptosporidiosis in 200 fecal samples from slaughtered broiler chicken carcasses in the local markets in some areas of Baghdad city (Al-Hurriya, Al -Kadhimiya and Al-Shuala), during March to May 2017. Three diagnostic techniques used (flotation by Sheather's sugar solution, staining with Modified Zeihl-Neelsen stain, and measuring of isolated Cryptosporidium oocysts by ocular micrometer) to determine the type of Cryptosporidium species, and for conform that the isolated species of parasite from infected cases belong to the C.baileyi. Experimental infection done in, 18 broiler chicken chicks age
... Show MoreThe 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
... Show MoreThis study was conducted to assess the water quality of the Diwanyiah River by the water quality Index (WQI) over the period from September 2015 to June 2016. Four sites were selected along the river. The Canadian water Quality Guideline- water Quality Index (CCME-WQI) was applied to the Diwanyiah River in this study. Nine environmental parameters (water temperature, power of Hydrogen ion, dissolved oxygen, total dissolved solids, turbidity, total alkalinity, nitrite, nitrate and phosphate) were selected to assess the water quality for the protection of aquatic life. The water quality index results showed that the water quality of the river is ranged between poor to marginal.
This study was conducted on Antirrhinum majus plant to investigate the effect of the light selective and colored covers red, yellow and control with spraying by paclobutrazol in three concentrations (0,50 and100 mg.L-1) on some vegetative growth. The factorial experiment was carried out within Randomized Complete Block design using three replicates with six plants for each replicate. Results indicated that there was a significant decrease in the plant characters grown under the red and yellow polyethylene covers in comparison with the plants grown under the control cover. These characters were the plants height, number of the internodes, number of branches, diameter of the crown area, number of leaves, leaf ar
... Show MoreThe Red Palm Weevil (RPW) Rhynchophorus ferrugineus (Olivier) is well-known as serious insect pest of date palm and other palm species. The pest was firstly recorded in Iraq in 2015. This study was confirmed the identification of this pest using molecular diagnostic (PCR and sequence analysis) and investigate the genetic relationship by comparison of the sequences with other recorded copies worldwide. The results confirmed the identity of the R. ferrugineus (Olivier) molecularly. Ten copies of mitochondrial COI gene of Iraqi samples (MF092880.1- MF092889.1) were firstly registered in National Center of Biotechnology Information (NCBI). The sequences comparison of Iraqi sample genes with worldwide genes showed hi
... Show MoreTo estimate the genetic parameters and path coefficient of plant traits that correlate with yield to rely on them as selection criteria for maize breeding. Seeds of four genotypes selected from cv. Buhoth were planted at the field of Field Crop Dept. College of Agriculture Univ. of Baghdad during spring and fall season 2013, under two levels of nitrogen fertilizer (200 and 400kgN.ha-1.). Data were analyzed, and genotypic and phenotypic correlation and path coefficient were estimated. The results revealed that these traits contributed 44% and 48% of yield variance at spring under 200 and 400 kg N.ha-1, and 56% and 73% of yield variance at fall season, under 200,400 kg N.ha-1 respectively.The result
... Show MoreEighty-four water samples were collected to evaluate the groundwater quality in western part of Iraq using water quality index (WQI) with the help of Geographical Information System (GIS) technique. These samples were analyzed to define the chemical parameters including cations and aniona in addition to physical parameters including dissolved solids (TDS), pH and electrical conductivity (EC). The analytical data has been manipulating by Piper diagram to determine the type of groundwater in the studied area. Na+- SO4-2and Na+- Cl- facies are a bulk groundwater type representing 51% and 31% respectively. All physiochemical data were transferred to the geographi
... Show MoreSix inbred lines of maize were crossed in this study by using half – diallel analysis method , during spring season of 2017, to produce fifteen F1 crosses. The parents and crosses were cultivated during fall season of 2017 by using R.C.B.D with three replications to determine heterosis, general and specific combining ability effects and gene action . Significant differences were found among parental and their crosses for all the traits . The results were showed that the hybrid ( Zm - 1× Zm - 5) had the highest heterosis in grain yield.plant-1 (113.4%). The hybrid (ART-B-17x SYN-33) produced highest number rows. ear-1 (17.
... Show MoreA field study was conducted at the experimental farm, College of Agriculture, Abu-Ghraib (Alternative site), Baghdad , Iraq, during the spring and fall seasons of 2017, to evaluate the effects of tillage systems (zero tillage T1, Surface tillage T2, normal tillage T3) and three plant populations ( 66666 D1, 57143 D2, 50000 D3) on yield and it's Components of two maize (Zea mays L.) cultivars (Maha V1 and Fajr V2). The layout of the experiment was split split plot design with three replications, Results were revealed that the zero tillage (T1) was superior to surface and normal tillage in weight of 300 grains both seasons spring and fall. Also the same treatment was the best in ears number plant-1, plant
... Show MoreForests of Siberia are heterogeneous in species composition, productivity, types and nature of renewability. They are also heterogeneous in patterns of forest distribution on different categories of land, marshes, bare mountains, meadows and percentage of forest cover. This research investigates the main types of woody plants and geographical distribution of forest communities in Western Siberia. The forest zoning of Western Siberia was analyzed to reveal the features of zonal formation of forest biogeocenoses. Forest zoning and ecological and economic assessment of the productivity of forest communities within zones and regions make the basis for outlining the strategic priorities in the given territory, and help to develop a sy
... Show MoreA field experiments were carried out at the Abu- Graib Research Station - Office of Agricultural Research Ministry of Agriculture, to investigate moisture depletion effect for some traits of selected genotypes during 2014-2015, which depended to the long term of breeding program (2008-2014). The 9th selected genotypes and the control variety IPA 99 were evaluated during season 2015-2016 using split plot arrangement within RCBD and three replications. The main plots included four levels of water stress (20%, 40%, 60% and 80%), depletion of available water while, genotypes occupied sub plots.The results revealed significant differences among depletion %, genotypes and their interaction in all studied ch
... Show MoreThere is great interest for NPs manufacturing by environmentally friendly and economic manner. The aqueous leaves extract of Thuja orientalis was used to synthesized silica nanoparticles (SiO2NPs) by using two green methods, the first one is the magnetic stirrer method and the second method by using the cold plasma. The XRD pattern for both samples annealed at Ta=600˚C for 1h, while they showed the characteristic of Bragg peaks for poly phases at (001), (010), (10-1), (1-10), (0-12) and (002) for SiO2 triclinic (anorthic). The average crystalline size was calculated by using Scherer’s formula, which was
The objective of this study was to investigate concentrations, compositions of PAHs and to study physical and chemical water characteristic in Tigris River. This study was conducted during July 2017 to April 2018. The results showed that twelve PAHs compounds were detected in water and sediment of the river and the highest concentrations of these compounds were founded in sediment samples. Concentrations of PAHs in water samples have a ranged between (0.36µg. l-1) in wet season to (0.53µg.l-1) in dry season, while the sediment sample have a ranged between (633.23µg.kg-1) in wet season to (778.28µg.kg-1) in dry season. The origin of PAHs in water and sediment were pyrogenic depending
... Show MoreThe hard environmental factors of AL-Abedh basin region forced the native tribes to make multitude migrations in it around the year seeking for water and pasture lands . Existence of sufficient water supplement will settle these tribes down and enhancing their eco system. The real capability of GIS software to be a decisions making support tool or operations management assistant mean came from its ability of data integration and information analysis. This capability was invested in this research to determine the optimum location of a dam that confine huge amount of water in its lake which can be used to provide water for drinking, pasture irrigation and land reclamation along the valley banks, and hydroelectricity power gen
... Show MoreThe present study was aimed to cryopreserve mature, immature oocytes and in vitro produced embryos in Iraqi sheep using vitrification technique by local, simple and cost effective vitrification tool. This tool is an innovative straw called vitripeace invented, designed and used for the first time. Immature oocytes were aspirated from ovaries of slaughtered ewes and subjected to in vitro maturation and in vitro fertilization programs.The immature, mature oocytes and embryos were vitrified using Vitripeace tools, then tha
... Show MoreA field experiment was conducted at Abu-Ghrib during 2013- 2014 season to study the effect of harrowing systems on the decomposition and fermentation on organic matter(OM) when added and mixed with the soil under special technology, as well as its effect on the growth parameters and productivity of (Zea mays L. 5018). The experiment was laid out using factorial randomized complete block design (RCBD) in split-split design with three replications in SCL bare soil with a percent of moisture ranged from 16 – 18 %. The main plots were designated to the two systems of harrowing (Rotary Harrowand Disc Harrow ). The sub main plots were specified for two organic matters ( Sheep manure ,cow manure ) . Data were statistic
... Show MoreThe study area is located in Wasit province, represented in Al-Souera about 60km south of Baghdad (464273.369- 463318.982) East and (3643443.734 - 3643798.3013) North. GIS technology was used to predict some of soil fertility parameters by using Kriging Application and to produce a final fertility map by standard method of assessment, building a database of soil characteristics in GIS environmental. The results showed: There were four classes of fertility assessment in the study area, very fertile soil class was not found because the study area did not contain the ideal state of the indicators used in soil fertility assessment. The fertile soil class in the study area was 7.53% from the total are
... Show MoreThis experiment was conducted to study the effect of five concentrations of growth regulator of (0, 25 GA3, 50 GA3, 100 Salicylic acid, 150 Salicylic acid) mg.L-1 and three types of preservative solutions on the vase life and water relations for Gladiolus hybrida L. after cut flower. The experiment was conducted as a factorial experiment (3×5) according to Randomized Complete Blocks Design, with three replicates. The results showed that GA3 (50 mg.L-1) significantly excelled in relative fresh weight of 155.33%, absorbed water 59.00 g /flower /day, the lost water 32.99 g /flower /day, water balance 26.01 g /flower /day, vase life 16.96 days, dry weight of flowers 22
... Show MoreThe recent needs using new technologies depending on the geomatics and geotachnologies represented by remote sensing (RS) and geographic information system (GIS) as a tool to manage urban parks green spaces as it allows to collect a lot of data easily and quickly. Also, geoanalyzing and interpreting them to improve these spaces role in urban cities. Normalized differences of vegetation index (NDVI) is considered as one of the most important geotechnical applications and a mean to monitor and interpret changes occurring in this land cover. NDVI has been studied by using Arc GIS v10.3 and the image taken by landsat 8 of OLI sensor at spatial resolution 30*30m2. NDVI result showed that it was ranging between (0- -0.6) in
... Show MorePurpose Industrialization is leading to gradual accumulation of heavy metals in the date palm fruits and ecosystem. This paper aims at estimating the bioaccumulation of heavy metals in soils, fruits (dates) near the industrial area of Al-Rusail in the Sultanate of Oman. There were three sites located for sampling and each with three farms except site 3 with one farm; industrial site, cement factory and control farm. The soil, water and date palm fruits were analyzed for heavy metals concentration using inductively coupled plasma optical emission spectrometer. The results of analysis showed that the mean concentration of heavy metals in soil was in the following order: Ni> Zn > Pb > Cd. The concentration of he
... Show MoreThe article discusses the distribution of financial resources with a preference for land assets and production of deep processed products with the highest added value, which simultaneously increases the incomes of producers and improves government revenues by increasing tax receipts. It is noted that the progressive development of agriculture depends on the technical modernization of the industry, which also requires investment. Therefore, it is necessary to subsidize the modernization and reconstruction of fixed assets - granaries, greenhouses. Potential profit, which will become an important component of investment, can give a boost to the investment activity. An analysis was carried out on the conceptual foun
... Show MoreThe agricultural sector is most subject to the influence of risk factors. This might be explained by the fact that the efficiency and the output of agricultural production depends not only on invested labor and funds, but also on climatic, weather, environmental conditions, natural disasters. In this regard, the development of theoretical foundations of operational risk management in agriculture is highly relevant. The objective of our study was to develop measures to improve the methods of risk assessment and operational risk management at the level of agricultural enterprises, taking into account the requirements of environmental management and environmental protection. The article discusses the conditions and features of agric
... Show MoreThis research aims to identify the productive relationship nature among the elements used in the agricultural companies by estimating the translog cost function. It also aims to recognize the possibility of substituting these elements with each other, to identify the nature of revenues, and economies scale through elasticity of other cost. This research goes further to define the typical use of resources, identify the performance of the companies and their contribution in controlling their cost, and estimating elasticity of substitution (Allen-Uzawa), (Morishima). The translog cost function was estimated so as the total cost of the agricultural companies is a function of the prices of production and production quantity outp
... Show MoreThis research aims were to evaluate management of broiler production projects in Baghdad province via using the criteria of management, included production index and economic figure (PI and EF) that specified to those projects. in addition to criteria of economic efficiency also applied (INME) index number of management efficiency, in order to the research requirements, data were obtained based on a questionnaire prepared for this purpose, which was collected by personal interview of (60) projects of the broiler production projects from (516) projects representing 11.6% of the research community in Baghdad province in 2016. The results show that mean of PI and EF was (338). The increase in these two criteria is generally du
... Show MoreThe efficiency of management is determining factor for the success or failure of agricultural projects generally and Livestock particularly achieving its objectives. Therefore, this research came to diagnose the most important variables that determine the efficiency of management using the probability regression models to measure the probability of management efficient of broilers production projects using random sample included (60) broilers projects represented 11.6% of Baghdad province (research community) in 2016. After estimating the relationship between the management efficiency (descriptive dependent variable) and the independent variables affecting it (age, educational level, produc
... Show MoreThe current study was aimed to isolate and diagnosis Bacillus mucilaginosus and evaluate its use as biofertilizer alone or interfere with Glomus mosseae on growth and yield of corn (Zea mays L.) Randomized completely block design was used at the Field of College of Agriculture- University of Baghdad Al-Jadriya in silt clay loam soil. The biofertilizer was used alone or as combination that added with or without 50 Kg P ha¹ of rock phosphate and with or without 120 Kg K ha¹ while, 250 Kg N ha¹ was added as urea (46%N) to all treatments. Results showed the superiority of bacterial or fungal biofertilizer on enhancing all growth traits of corn and the ad
... Show MoreBackground: Pseudomonas putida can efficiently degrade phenol. The aim of this study was to determine the level of expression of the decomposition of the biological bacteria pseudo-foul pseudomonas putida affected by pesticides. Methods: the study included the collection of 125 different soil samples from the soil surrounding the roots of different plants. Culturing and biochemical tests, also diagnostic devices using the Vitek system for diagnosis of Pseudomonas putida. genetic variation of genes responsible for biodegradation, polymerase chain reaction (PCR) was used to detect DmpN gene for molecular diagnosis and RT-PCR for gene expression. the results of the PCR sho
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