نتایج جستجو برای: johnes disease control
تعداد نتایج: 2627517 فیلتر نتایج به سال:
in this thesis, using concepts of wavelets theory some methods of the solving optimal control problems (ocps). governed by time-delay systems is investigated. this thesis contains two parts. first, the method of obtaining of the ocps in time delay systems by linear legendre multiwavelets is presented. the main advantage of the meth...
background: there is evidence that pulmonary function abnormalities are present in patients with inflammatory bowel disease (ibd). the aim of this case-control study was to assess the frequency of pulmonary dysfunction in patients with ibd. materials and methods: pulmonary function of 37 patients with ibd (8 with cd and 29 with uc) without any known pulmonary disease was tested by body-box plet...
abstract this study was carried out to compare disinfecting effects of nanosilver with other feed disinfectants on layer hen performance, immune system, gastrointestinal microflora and intestinal morphology. total of 90 layers (lsl) were divided into five groups consisting: 1-control, 2- formalin (200 ppm), 3- formaycin (200 ppm), 4- nanosilver in drinking water (7.5 ppm) and 5-nanosilver in f...
abstract type-ii fuzzy logic has shown its superiority over traditional fuzzy logic when dealing with uncertainty. type-ii fuzzy logic controllers are however newer and more promising approaches that have been recently applied to various fields due to their significant contribution especially when the noise (as an important instance of uncertainty) emerges. during the design of type- i fuz...
background tracking various biomarkers in serum, gingival crevicular fluid (gcf), and saliva has been introduced as a diagnostic tool for periodontal disease detection. objectives the aim of this study was to compare salivary lactate dehydrogenase (ldh) levels in subjects with periodontal disease and levels in subjects without periodontal disease. conclusions salivary ldh levels can be used as ...
conclusions schistosomiasis is one of the major tropical and communicable diseases in the eastern mediterranean region (emr). however, today it is eliminated in iran by schistosomiasis control practices. results on the basis of our results, using a national program for schistosomiasis control based on active and passive case finding, snail control programs, education of people, conducting train...
Introduction: Due to the prevalence of Covid-19 disease in the country, there is a possibility of infecting employees who provide services in different work environments. Our purpose in writing this review article is to assess and analyze studies on the nature of the disease, its causative agent, occupations at risk, and the prevention and control of Covid-19 in the workplace. Materials and Me...
since it was first diagnosed in 1914 in marrakesh, schistosomiasis has been a public health problem in morocco for decades. a national control program launched in 1982 has led to a considerable reduction in the incidence and morbidity associated with the disease. consequently, the program has shifted from disease control to an elimination process launched in 1994. this process aimed to eliminat...
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