نتایج جستجو برای: floatation
تعداد نتایج: 364 فیلتر نتایج به سال:
this investigation was carried out to determine the prevalence of eimeria infections and the diversity of eimeria species in camels of tabriz region. the prevalence of eimeria spp. infection and the intensity of faecal oocysts were determined in 164 camels using floatation and sporulation techniques. faeces of 34 camels (20.73%) were infected with four eimeria species including e. bactriani (52...
Helminthiasis is a disease caused by the infection of helminth parasite which responsible for loss livestock productivity. The cross-sectional study was conducted to determine prevalence rate, degree infection, and risk factors helminthiasis in limousine cattle at Balai Pembibitan Ternak Unggul dan Hijauan Pakan (BPTU-HPT) PadangMangatas. Fecal were collected examined qualitatively sedimentatio...
Indirect plate enzyme-linked immunosorbent assay was standardized and evaluated for its effectivenessin immunodiagnosis of haemonchosis in experimental and clinical cases in sheep by using somatic wholeadult antigen of H. contortus. Plate ELISA was standardized using 5 μg/well antigen concentration with1:100 and 1:1000 of sera and conjugate dilution. Indirect plate ELISA was able to demonstrate...
To determine the prevalence of animal fascioliasis in coastal regions of the Caspian Sea, during 2006-2007, a total of 2368 faecal samples were collected from sheep (n=1250), cattle (n=975) and horse (n=143). The samples were obtained directly from the rectum of animals. Floatation method was performed for determination of egg per gram of faeces (EPG). Our findings revealed the presence of Fasc...
The optimized blast furnace design is the prerequisite for low-carbon smelting. salamander depth and bosh angle are key parameters, which determine longevity. In this paper, physical mathematical force model of deadman cooling stave was established. relationship between operating parameters depth, as well angle, analysed, gas flow scouring curve proposed. following results were obtained: first,...
Background: Toxoplasma gondii is one of the most common zoonotic parasites. The stray cats play an important role in the infecting intermediate hosts, due to easy access to raw meat and predation of infected rodents and birds and shedding oocyst on the environment. The aim of this study was to determine the prevalence of T. gondii antibody in the serum and oocyst shedding in the feces of stray ...
The launch method of one arrow with multiple satellites can greatly shorten the time for constellation networking and improve deployment efficiency. A new compression separation device a four-bar perimeter arrangement is proposed multi-satellite compaction in-orbit release. gap elimination designed to implement reliable stacked flat satellites. An electromagnetic achieve fast, low-interference ...
Abstract Centrifuge-assisted piston cylinder experiments were conducted on plagioclase in basaltic melt at 1140–1250 °C, 0.42–0.84 GPa and mostly 1000 g. One set of assesses the settling velocity a dilute suspension; second sinks or floats MORB-type exploring conditions neutral buoyancy; third examines floatation from an evolved lunar magma ocean composition. A compaction rate for cumulates is ...
Industrial wastewater treatment from cattle slaughterhouses traditionally use dissolved air floatation (DAF) to remove the high organic content of fat, oil and grease (FOG) from wastewaters and recover them for producing other products, including tallow, gelatine and food additives. Dissolved air floatation presents several operating difficulties including the large size, high energy use and od...
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