. "16170" . "0027-8068" . "The article deals with possibilities of supplementation in microelement deficient animals and presents different forms of microelement that can be used. The function, metabolism and body distribution of zinc, copper, manganese, selenium, glutathionperoxidase and vitamin E are described. The article presents results from seven beef herds where the supplementation of the microelements is very difficult (in each herd, heifers at 12-14 months of age and cows in late pregnancy were investigated). The animalswere allocated into groups by 6 or 8. Minerals were supplemented only by mineral licks. Results received from different herds indicated differences between the production stages under study receiving the same diet, and different microelement status. Zinc did not seem to be deficient (only in one of the herds, marginal Zn status values were received). On the contrary, Cu and Mn are slightly deficient or marginal in all the groups. Se and GPX values showed a deep deficiency in all the animals particularl" . "1" . "8"^^ . "Slav\u00EDk, Petr" . "2"^^ . "[DC94AA2F814C]" . "Microelements in beef cattle under the Czech conditions"@en . . "CZ - \u010Cesk\u00E1 republika" . . "The article deals with possibilities of supplementation in microelement deficient animals and presents different forms of microelement that can be used. The function, metabolism and body distribution of zinc, copper, manganese, selenium, glutathionperoxidase and vitamin E are described. The article presents results from seven beef herds where the supplementation of the microelements is very difficult (in each herd, heifers at 12-14 months of age and cows in late pregnancy were investigated). The animalswere allocated into groups by 6 or 8. Minerals were supplemented only by mineral licks. Results received from different herds indicated differences between the production stages under study receiving the same diet, and different microelement status. Zinc did not seem to be deficient (only in one of the herds, marginal Zn status values were received). On the contrary, Cu and Mn are slightly deficient or marginal in all the groups. Se and GPX values showed a deep deficiency in all the animals particularl"@en . . "Cattle; beef cattle; heifers; selenium; zinc; copper; manganese; vitamin E; glutathionperoxidase"@en . "P(1B44035)" . . . . . "Problematika mikroprvk\u016F u masn\u00E9ho skotu v na\u0161ich podm\u00EDnk\u00E1ch."@cs . . . . . . "Problematika mikroprvk\u016F u masn\u00E9ho skotu v na\u0161ich podm\u00EDnk\u00E1ch."@cs . "Microelements in beef cattle under the Czech conditions" . . "32-39" . "Microelements in beef cattle under the Czech conditions" . . "530149" . "N\u00E1\u0161 chov" . . . "RIV/62157124:16170/05:00000293!RIV06-MZE-16170___" . . . . "Illek, Josef" . "1" . . "\u010Cl\u00E1nek se zab\u00FDv\u00E1 mo\u017Enost\u00ED dotace p\u0159i karenc\u00EDch mikroelement\u016F a t\u00E9\u017E informuje o r\u016Fzn\u00FDch form\u00E1ch, kter\u00E9 je mo\u017Eno k tomuto pou\u017E\u00EDt. Informuje o funkci, metabolizmu a distribuci v organizmu u zinku, m\u011Bdi, manganu, selenu, glutathionperoxid\u00E1zy a vitam\u00EDnu E. Vpraktick\u00E9 \u010D\u00E1sti \u010Dl\u00E1nek ukazuje v\u00FDsledky z\u00EDskan\u00E9 od sedmi chov\u016F masn\u00E9ho skotu, kde je dotace t\u011Bchto l\u00E1tek velmi problematick\u00E1(v\u017Edy od jalovic ve v\u011Bku 12-14 m\u011Bs\u00EDc\u016F a vysokob\u0159ez\u00EDch krav) kde byly vytvo\u0159eny skupiny po 6 nebo 8 kusech. Jako miner\u00E1ln\u00ED dopln\u011Bkmaj\u00ED zv\u00ED\u0159ata k dispozici pouze miner\u00E1ln\u00ED liz. V\u00FDsledky z jednotliv\u00FDch chov\u016F ukazuj\u00ED na rozd\u00EDl mezi zm\u00EDn\u011Bn\u00FDmi kategoriemi sledovan\u00FDch zv\u00ED\u0159at, kter\u00E1 jsou na stejn\u00E9 krmn\u00E9 d\u00E1vce a d\u00E1le i na rozd\u00EDln\u00E9 z\u00E1soben\u00ED jednotliv\u00FDmi mikroelementy. Zinek se nejev\u00ED jako karen\u010Dn\u00ED (pouze v jednom chovu lze jeho hodnoty ozna\u010Dit jako margin\u00E1ln\u00ED). Naopak Cu stejn\u011B jako mangan je m\u00EDrn\u011B karen\u010Dn\u00ED nebo margin\u00E1ln\u00ED t\u00E9m\u011B\u0159 ve v\u0161ech skupin\u00E1ch. Hodnoty Se a Gpx jsou hluboce karen\u010Dn\u00ED ve v\u0161ech p\u0159\u00EDpadech, podle o\u010Dek\u00E1v\u00E1n\u00ED u b\u0159ez\u00EDch zv\u00ED\u0159at"@cs . "Microelements in beef cattle under the Czech conditions"@en . "1"^^ . "RIV/62157124:16170/05:00000293" .