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[Effect of anticoccidial preparations in the prevention of coccidiosis in turkeys caused by Eimeria adenoides]. [抗球虫制剂预防火鸡腺状艾美耳球虫病的效果]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
V Koĭnarski, Sh N Sherkov
{"title":"[Effect of anticoccidial preparations in the prevention of coccidiosis in turkeys caused by Eimeria adenoides].","authors":"V Koĭnarski,&nbsp;Sh N Sherkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Studied was the anticoccidial activity of the preparations monensin, salinomycin, lassalocid, lerbek, arpocox, and chimcoccid in the prevention of coccidiosis in turkey poults infected with Eimeria adenoeides. A total of 80 turkey poults were used. The prophylactic effect produced by the coccidiostatics was recorded as judged by the anticoccidial index, the liveweight at the beginning and at the end of the experiment, the amount of food intake, and the index of feed conversion. Best effect was produced by chimcoccid which was to be preferred to the other preparation in the prophylaxis of turkey cocidiosis. Comparatively good results were likewise obtained with the use of lerbek, followed by salinomycin and arpocox. Monensin and lassalocid ranked last.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 6","pages":"81-5"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14793344","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Drug resistance and virulence of Staphylococcus aureus strains isolated from cows with endometritis]. [奶牛子宫内膜炎金黄色葡萄球菌菌株的耐药性和毒力分析]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
N Korudzhiĭski, M Bonovska, S Tsankova
{"title":"[Drug resistance and virulence of Staphylococcus aureus strains isolated from cows with endometritis].","authors":"N Korudzhiĭski,&nbsp;M Bonovska,&nbsp;S Tsankova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A study was carried out on the drug resistance as associated with the virulence of Staphylococcus aureus strains isolated from cows with endometritis. Hirota's method was employed to ascertain that resistance to penicillin, erythromycin, neomycin, and kanamycin was governed by plasmids. It was found at the same time that, fairly often, with the elimination of some of the resistant markers the virulence of the strain variants also dropped. However, these two properties did not correlate with each other.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 6","pages":"33-8"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14793401","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Seasonal dynamics and the prevention of the meningoencephalitic form of listeriosis in lambs]. [季节动态和羔羊中李斯特菌病脑膜脑病的预防]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
I Bŭrdarov, S Savova-Bŭrdarova
{"title":"[Seasonal dynamics and the prevention of the meningoencephalitic form of listeriosis in lambs].","authors":"I Bŭrdarov,&nbsp;S Savova-Bŭrdarova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The seasonal dynamics of the meningoencephalitic form of listeriosis in lambs was followed up. The peak values in the disease course were found to be in the months of February and March. It is likely that outbreaks coincide with the start in feeding the lambs with roughage. The disease was bacteriologically and histologically shown to run its course primarily in lambs aged up to 6 months. Only in 3 cases the affected lambs were up to ten days of age. The changes in the central nervous system were characterized by leukocytic infiltration and diffuse glial proliferation (in 60.2 per cent of the cases), while in adult sheep predominated the focal glial proliferation. Liver and kidney cells showed necrobiotic changes. The use of the method of antibiotic prophylaxis led to recurrence of the disease, while immunizations with an inactivated vaccine against listeriosis suppressed further outbreaks.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 8","pages":"23-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14564514","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Resistance of Salmonella abortus ovis to disinfectant agents]. 【鹅流产沙门氏菌对消毒剂的耐药性】。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
K Vodas, S Karadzhov
{"title":"[Resistance of Salmonella abortus ovis to disinfectant agents].","authors":"K Vodas,&nbsp;S Karadzhov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>By the method \"test-vector\" the influence of solutions of chlorinated lime, chloramine, sodium base formalin was investigated over 30 strains Salm. abortus ovis isolated from fecal and vaginal samples, as well as from aborted foetus. It was established that S. abortus ovis manifests different stability against the separated disinfectants. These microorganisms are most sensitive to the action of chlorine preparations. For that reason is recommended to use the chlorinated lime and the chloramine with priority for disinfection of Salm. abortus ovis.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 9","pages":"36-40"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14569788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Experimental studies on a decrease in hypotrophy in newborn piglets in commercial swine raising]. [降低商品养猪中新生仔猪发育不良的实验研究]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
N Gavrilov, I Mikhalkov, V Mladenova, T Petkov
{"title":"[Experimental studies on a decrease in hypotrophy in newborn piglets in commercial swine raising].","authors":"N Gavrilov,&nbsp;I Mikhalkov,&nbsp;V Mladenova,&nbsp;T Petkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The birth of hypotrophic piglets with 2-3 times lower live weight than the normally born ones, which die till the 40th hour, because of the abruptly decreased vitality is described. Their percent is 7 for the reproductive bases and 10 for a commodity swine breeding complex. Studies were carried out on 402 pregnant pigs, treated with protein hydrolysate and glucose (injected) together with vitamin-mineral additions to the forage. For a control were used 395 pregnant pigs under the same conditions, but not treated with the above mentioned medicines. A two fold decrease of the birth of hypotrophic piglets was achieved. The rest of the pigs are with a higher live weight and vitality which is the reason of their suffering from coli bacteriosis and other diseases of the conditions at a considerably lower extent. It is supposed that the irreplaceable (limited) amino acids are at the base of that biological phenomena for the prophylaxis of the hypotrophy in the pathology of the hybrid industrial swine breeding. That model scheme as a method can be realized in reproductive and nuclear bases for hybrid swine breeding because of its undeniably great and economic effect.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 10","pages":"44-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14572666","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Characteristics of chyme evacuation in sheep as affected by carbamide and other supplementary substances]. [尿素和其他补充物质对绵羊食糜排泄特性的影响]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
I G Ivanov
{"title":"[Characteristics of chyme evacuation in sheep as affected by carbamide and other supplementary substances].","authors":"I G Ivanov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Four experiments with 6 sheep with reentry cannulas of the duodenum were carried out. During the 4th experiment the animals received rations of 60% meadow hay and 20% concentrated blend with 9.4% raw protein. During the 1st, 2nd, and 3rd experiment the sheep received rations with additionally included soya groats, soya groats and carbamide and carbamide and carrots with 17, 18.5 and 17.7% raw protein. The results of the 8 hour experiments showed different quantities of chyme entering the duodenum (from 61 in the 4th experiment till 7,41 in the 3rd one) and differences in the number and capacity of the peristaltic waves for 5 min and for 30 min. The values of pH of the duodenal chyme in the rations, containing carbamide are increased.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 10","pages":"63-6"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14572669","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Pathomorphological studies of aborted fetuses from sheep infected with R. burneti]. [感染伯纳蒂红螺旋体的绵羊流产胎儿的病理形态学研究]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
P Neĭkov
{"title":"[Pathomorphological studies of aborted fetuses from sheep infected with R. burneti].","authors":"P Neĭkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Serologic investigations were carried out with 441 samples of blood sera from ewes, coupled with histopathologic studies of 18 aborted fetuses. Positive serologic Q fever results were obtained by the CF-test with 14.4 per cent of the sheep. Abortions were ascertained with 4 to 8 per cent of the animals per flock in the final month of pregnancy. Nonviable lambs were also obtained that died in the course of the first hours after lambing. The gross lesions observed consisted in the swelling and hyperemia of the cotyledons, with gray-whitish deposits; the chorion was diffusely thickened, was folded, with a dirty-reddish colour, and in some cases also presented gray-whitish deposits. Histopathologically, featuring in the fetuses were the lympho-leukocytic accumulations and the lytic micronecrotic foci in the liver, kidneys, adrenals, and lymph nodes, while the central nervous system showed lympho-leukocytic meningoencephalitis.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 1","pages":"36-43"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14737736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Effect of slaughterhouse capacity on the hygienic production of beef]. [屠宰场容量对牛肉卫生生产的影响]
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
I Abu-Eshi, L Georgiev
{"title":"[Effect of slaughterhouse capacity on the hygienic production of beef].","authors":"I Abu-Eshi,&nbsp;L Georgiev","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Studied was the effect of the capacity of a meat producing enterprise on the hygiene in the production of beef. It was found that beef produced at the small regional slaughterhouses remained 1.29 to 3.5 times more strongly contaminated with organisms than the meat obtained at export meat combines. The distribution of the total number of organisms, mesophiles, psychrophiles, coli forms, proteolytic ones, staphylococci, yeasts, and moulds on the surface of carcasses was not following a definite pattern. The region of the thigh was shown to be most contaminated. First among the surface microflora of the slaughtered cattle ranked mesophiles (up to 74.79 per cent), followed by psychrophiles (up to 55.69 per cent).</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 3","pages":"73-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14738239","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Assimilation of colostral immunoglobulins by calves]. [犊牛对初侧免疫球蛋白的同化]。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
Iu Encheva, B Planski, P V Vasilev, E Poshtakov
{"title":"[Assimilation of colostral immunoglobulins by calves].","authors":"Iu Encheva,&nbsp;B Planski,&nbsp;P V Vasilev,&nbsp;E Poshtakov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The utilization of colostral immunoglobulins was followed up in calves as dependent on the age of dams, the technology of raising and feeding, the season of calving, and the time of the first intake of colostrum after birth. The experiments were carried out with a total of 66 calves. Highest values of blood serum gammaglobulins were found at the 24th hour following birth. No essential differences were established in the utilization of immunoglobulins in dependence on the season. The delay in the first intake of colostrum after the sixth hour following birth led to lower absorption of the colostral immunoglobulins. Calves that were born by heifers remained with hypogammaglobulinemia over the entire period of investigation.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 3","pages":"14-20"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14738380","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Trial of the intensity and duration of swine fever immunity in pigs]. 猪瘟免疫强度和持续时间的试验。
Veterinarno-meditsinski nauki Pub Date : 1987-01-01
N V Ninov, I Stoev, T Toshev, P G Petkov, N Zhokovski
{"title":"[Trial of the intensity and duration of swine fever immunity in pigs].","authors":"N V Ninov,&nbsp;I Stoev,&nbsp;T Toshev,&nbsp;P G Petkov,&nbsp;N Zhokovski","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Comparative testing of the intensity and the continuity of immunity against swine fever was carried out with pigs producers of serum against edema disease and swine erysipelas, vaccinated with an untreated and a freeze-dried K vaccine. Control infection studies revealed that serum-producing pigs with regard to edema disease, immunized with a freeze-dried and an untreated lapinized K vaccine, could acquire sufficiently stable immunity from the 6th to the 9th month following immunization both in the beginning and at the end of the exploitation period. So far as the intensity and the continuity of immunity of pigs producing serum against erysipelas are concerned the animals were shown to acquire sufficiently stable immunity against swine fever when vaccination was carried out with a freeze-dried K vaccine, while not all of the pigs treated with an untreated K vaccine were protected from swine fever upon control challenging. Therefore, instead of immunization with an untreated K vaccine as many as 400 immunization doses of the freeze-dried K vaccine could be used.</p>","PeriodicalId":23492,"journal":{"name":"Veterinarno-meditsinski nauki","volume":"24 3","pages":"3-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14738381","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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