. . "2015-01-22+01:00"^^ . . "GP523/06/P422" . "The results of the investigation of grazing behaviour of heifers under intensive and extensive continuous grazing in an upland area showed that the target sward of 5 cm commonly used in animal husbandry practices in the Czech Republic does offer enough f"@en . . . . "grazing behaviour; grazing intensity; stocking rate; seminatural grassland"@en . "Chov\u00E1n\u00ED jalovic p\u0159i r\u016Fzn\u00E9 intenzit\u011B kontinu\u00E1ln\u00ED pastvy" . "1"^^ . . "Extensive grazing was introduced as an alternative management of pastures in many middle European countries due to decrease of livestock number and increased area of grassland since 1990's. Effect of decrease of grazing intensity on sward structure was several times documented, but data about change of animal's behaviour are still rare in middle Europe. The aim of the project is therefore to compare Holstein heifer's behaviour under intensive and extensive continuous grazing of species rich grassland. The research is focused on following questions: 1) How the behaviour of heifers is affected by different grazing intensity? 2) Which part of the pasture heifers prefer for grazing and for resting and is there any difference in these preferences between intensively and extensively grazed pasture? 3) Is there any difference in grazing selectivity observed by means of sward height and recording of grazing behaviour? 4) Are there any differences in grazing behaviour among experimental season as well as"@en . "4"^^ . "0"^^ . "V\u00A0mnoha st\u0159edoevropsk\u00FDch zem\u00EDch byla jako alternativn\u00ED management pastvin zavedena extenz\u00EDvn\u00ED pastva, a to z\u00A0d\u016Fvodu sn\u00ED\u017Een\u00ED po\u010Dt\u016F hospod\u00E1\u0159sk\u00FDch zv\u00ED\u0159at a zvy\u0161ov\u00E1n\u00ED ploch travn\u00EDch porost\u016F od\u00A090t\u00FDch let minul\u00E9ho stolet\u00ED. Vliv sni\u017Eov\u00E1n\u00ED intenzity pastvy na strukturu travn\u00EDho porostu byl ji\u017E dokumentov\u00E1n v\u00A0mnoha prac\u00EDch, av\u0161ak vliv na chov\u00E1n\u00ED zv\u00ED\u0159at byl v\u00A0podm\u00EDnk\u00E1ch st\u0159edn\u00ED Evropy studov\u00E1n jen velmi m\u00E1lo. C\u00EDlem navrhovan\u00E9ho projektu je z\u00EDskat srovn\u00E1n\u00ED chov\u00E1n\u00ED jalovic hol\u0161t\u00FDnsk\u00E9ho plemene p\u0159i r\u016Fzn\u00FDch intenzit\u00E1ch pastvy. V\u00FDzkum bude zam\u011B\u0159en na zodpov\u011Bzen\u00ED n\u00E1sleduj\u00EDc\u00EDch ot\u00E1zek: 1) Jak je chov\u00E1n\u00ED jalovic ovlivn\u011Bno rozd\u00EDlnou intenzitou pastvy? 2) Kterou \u010D\u00E1st pastviny vyu\u017E\u00EDvaj\u00ED jalovice preferen\u010Dn\u011B k pastv\u011B a k\u00A0odpo\u010Dinku a jsou rozd\u00EDly ve vyu\u017E\u00EDv\u00E1n\u00ED plochymezi intenzivn\u00ED a extenzivn\u00ED pastvou? 3) Je rozd\u00EDl mezi selektivitou pastvy zaznamenanou m\u011B\u0159en\u00EDm v\u00FD\u0161ky porostu a zaznamen\u00E1v\u00E1n\u00EDm pastevn\u00EDho chov\u00E1n\u00ED? 4) Jsou rozd\u00EDly v pastevn\u00EDm chov\u00E1n\u00ED mezi jednotliv\u00FDmi sez\u00F3nami a mezi m\u011Bs\u00EDci v r\u00E1mci jedn\u00E9 pastevn\u00ED" . "4"^^ . . "0"^^ . . "2006-01-01+01:00"^^ . . "Z v\u00FDsledk\u016F v\u00FDzkumu pastevn\u00EDho chov\u00E1n\u00ED jalovic na intenzivn\u00ED a extenzivn\u00ED kontinu\u00E1ln\u00ED pastv\u011B v horsk\u00FDch oblastech vypl\u00FDv\u00E1, \u017Ee i %22intenzivn\u011B vyu\u017E\u00EDvan\u00FD%22 druhov\u011B bohat\u00FD travn\u00ED porost p\u0159i c\u00EDlov\u00E9 v\u00FD\u0161ce 5 cm, kter\u00FD je b\u011B\u017En\u011B vyu\u017E\u00EDvanou prax\u00ED v \u010CR, poskytuje jalo"@cs . . . " grazing intensity" . . "2008-05-23+02:00"^^ . . "http://www.isvav.cz/projectDetail.do?rowId=GP523/06/P422"^^ . . . "2008-12-31+01:00"^^ . . "grazing behaviour" . "Behaviour of heifers under different intensity of continuous grazing"@en . " stocking rate" . .