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381 articles for “productivity”
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Research ArticleOpen accessEvery word in the titleEnvironmental Assessment of Dust-Holding and Oxygen-Producing Productivity of Hawthorns in KazakhstanBotagoz Kentbayeva, Zhadyra Baigazakova, Mukhtar Baybatshanov et al.The research aimed to study the oxygen productionand the dynamics of the leaf blade dust-collecting ability of hawthorns growingin contrasting ecological and climatic areas. Hawthorns in urban green spacesare a fairly common tree species and play an important hygienic role inpurifying the atmospheric air from dust and harmful impurities and havesufficient oxygen productivity. Hawthorn trunks ensure 70% of all oxygenproductivity … …OnLine Journal of Biological Sciences, Vol. 22, Issue 3 · 9 Sep 2022 · 5,449 accessesView PDFCite
InvestigationOpen accessEvery word in the titleThe Influence of Bioorganic Preparations and Mineral Fertilizers to the Productivity and Quality of Beetroot in the Subsurface Irrigation in the South-East of KazakhstanTemirzhan Yerkassovich Aitbayev, Bekzat Abiyevich Turegeldiyev, Laura Abdireevna Buribayeva et al.Vegetables are valuable sources of vitamins, organic acids and mineral salts. In Kazakhstan, the consumption rate of vegetables per person is 120 kg per year, where 8 kg is beetroot. Beetroot cultivated area is 7,000 hectares. The yield is 150,000 tons, and the demand is 144,000 tons. Beetroot is one of the most popular and all year round vegetable that … …OnLine Journal of Biological Sciences, Vol. 18, Issue 3 · 10 Jan 2018 · 7,565 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleThe Effect of Bacterial Enzyme-Based Feed Additives on the Productivity, Digestibility and Assimilation of Nutrients in Young Laying HensSmolentsev Sergei Yur’evich, Rudakova Natalia Leonidovna, Koryagina Anastasia Olegovna et al.The work aimed to study the effect of feed additives based on proteinase and phytase on the productivity, digestibility of nutrients and the development of laying hens up to 18 weeks of age. A total of 360 1-day-old Hisex Brown chickens were assigned to a completely randomized design composed of 3 diets with 4 replicates of 30 birds each. Dietary … …OnLine Journal of Biological Sciences, Vol. 20, Issue 4 · 19 Nov 2020 · 6,300 accessesView PDFCite
Case ReportOpen accessEvery word in the titleSome Biological Characteristics and Prediction of Sheep Productivity at Different Variants of Breed SelectionKolosov Yuri A., Klimenko Aleksander I., Vasilenko Vyacheslav N. et al.The paper presents the findings on the morpho structural diversity of sheep placenta, depending on such factors as age, exterior and physique characteristics, breeds, ewes prolificacy that are fundamental in assessing progeny viability. The experiment involved the ewes of the Caucasian and North Caucasian meet-and-wool breeds inseminated by the rams of the same breeds as well as the Texel, Poll … …OnLine Journal of Biological Sciences, Vol. 17, Issue 4 · 1 Dec 2017 · 7,622 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleAssociation of Reproductive Problems and Dairy Cow Productivity in a Farm with an Outbreak of Neosporosis Abortion in BrazilFrancisco Carlos Rodrigues de Oliveira, Samira Salim Mello Gallo, Murilo de Oliveira Bôa-Morte, Nicole Brand EderliNeosporosis is a disease caused by the protozoan Neospora caninum and its only clinical symptom in adult cows is abortion. In order to determine whether N. caninum was associated with an outbreak of abortion on a high milk production dairy farm with excellent livestock and health control standards, blood was collected from all the animals in the herd to obtain … …American Journal of Animal and Veterinary Sciences, Vol. 14, Issue 1 · 1 Feb 2019 · 7,462 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleCapturing Tacit Knowledge for Assessing Employees' Competency and ProductivityMarzanah A. Jabar, Fatimah Sidi, Mohd Hasan Selamat et al.Problem statement: Organization has to evaluate the competencies of their workers to improve organizational productivity. However, this is difficult because organizations have difficulties to capture and retain knowledge especially tacit knowledge of their employees. Approach: The study reviewed selected literature on management knowledge and employers competencies. It also reviewed existing frameworks in knowledge management focusing on the capturing and storing … …American Journal of Economics and Business Administration, Vol. 3, Issue 2 · 27 May 2011 · 8,330 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleSpatial Variability of Irrigation Water Percolation Rates and Its Relation to Rice ProductivityW. Aimrun, M.S.M. Amin, A. GholizadehProblem statement: Study on spatial variability of vertical saturated hydraulic conductivity or percolation loss was conducted within a plot of an area of 1.2 ha paddy plot to find out the relationship between percolation rate and rice productivity. A paddy soil condition that permits percolation rate of 10-20 mm irrigation water day-1 was recommended in order to get high yield … …American Journal of Applied Sciences, Vol. 7, Issue 1 · 31 Jan 2010 · 8,150 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleEffect of Environmental Comfort Factors in Enclosed Transitional Space toward Work ProductivityQi Jie Kwong, Nor Mariah Adam, Sai Hong TangProblem statement: The investigated area in this study was the enclosed lift lobby, which distinguishes itself as a unique form of region categorized under building transitional spaces. Such region may act upon on the work performance of occupants, as occupants are sensitive towards the conditions of immediate surroundings. The objective of this study was to investigate the occupants’ perceptions of … …American Journal of Environmental Sciences, Vol. 5, Issue 3 · 30 Jun 2009 · 7,327 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleSeasonal Variations of n-6: n-3 Ratios and Fatty Acid Compositions in Foot and Tissue of Chiton lamyi in a High Primary Productivity AreaNooshin Sajjadi, Peyman Eghtesadi-Araghi, Shahla Jamili et al.Problem statement: Fatty acid content and composition in mollusks is a function of their feeding diversity. Chabahar bay located in the northern part of Oman sea in Indian ocean provides high rates of primary productivity and a diverse food source for mollusks in this area. Identification of fatty acid compositions of Chiton lamyi and study their seasonal changes in the … …American Journal of Environmental Sciences, Vol. 5, Issue 3 · 30 Jun 2009 · 7,198 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleImproving Reliability and Productivity of an Aluminum Extruder by Implementation of Direct Torque Control TechnologyMazouz A. SalahatProblem statement: The linear motor drive is widely used in driving an extrusion puller in an aluminum extrusion industry. The main disadvantage of this drive is manual and step-wise torque control. This research was done to replace the linear motor drive by AC drive with direct torque control technology. Approach: Mathematical calculations were carried to select an AC drive which … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 2 · 30 Jun 2009 · 7,271 accessesView PDFCite