"1335-342X" . "43410" . . "2" . . . "SV\u011ATELN\u00DD PO\u017DITEK A ODR\u016EST\u00C1N\u00CD ROSTLIN V N\u00C1LETU DUBU LETN\u00CDHO (Quercus robur L.) V LU\u017DN\u00CDCH LES\u00CDCH"@cs . . . "1"^^ . . . . . . "[6FE3699B1709]" . . "1"^^ . "LIGHT TREATMENT AND GROWTH OF PLANTS IN THE SELF-SEEDING OF PEDUNCULATE OAK (Quercus robur L.) IN FLOODPLAIN FORESTS" . "LIGHT TREATMENT AND GROWTH OF PLANTS IN THE SELF-SEEDING OF PEDUNCULATE OAK (Quercus robur L.) IN FLOODPLAIN FORESTS" . "RIV/62156489:43410/06:00098484" . "Ekol\u00F3gia (Bratislava)" . . "Hospod\u00E1\u0159sky nejv\u00FDznamn\u011Bj\u0161\u00EDm spole\u010Denstvem, ve kter\u00E9m se uplat\u0148uje dub letn\u00ED, je lu\u017En\u00ED les. Zmlazen\u00ED dubu letn\u00EDho, kter\u00E9 by mohlo b\u00FDt z\u00E1kladem p\u0159irozen\u00E9 obnovy porost\u016F, se v\u0161ak v t\u011Bchto stanovi\u0161tn\u00EDch podm\u00EDnk\u00E1ch vyskytuje jen z\u0159\u00EDdka, a pokud se v\u016Fbec objev\u00ED velmi rychle ve st\u00EDnu mate\u0159sk\u00E9ho porostu odum\u00EDr\u00E1. N\u011Bkte\u0159\u00ED odborn\u00EDci vid\u00ED p\u0159\u00ED\u010Dinu tohoto jevu v nedostatku vody, v\u011Bt\u0161ina v\u0161ak tvrd\u00ED, \u017Ee hlavn\u00EDm d\u016Fvodem odum\u00EDr\u00E1n\u00ED semen\u00E1\u010Dk\u016F je nedostatek sv\u011Btla. C\u00EDlem pr\u00E1ce bylo tedy prov\u00E9st takov\u00E1 \u0161et\u0159en\u00ED a anal\u00FDzy, kter\u00E9 by umo\u017Enily vymezit podm\u00EDnky (zejm\u00E9na sv\u011Bteln\u00E9), ve kter\u00FDch je n\u00E1let dubu letn\u00EDho schopen prosperovat. V r. 1999, roce s extr\u00E9mn\u011B silnou \u00FArodou \u017Ealud\u016F bylo vyt\u00FD\u010Deno n\u011Bkolik zkusn\u00FDch obnovn\u00EDch ploch, kter\u00E9 se li\u0161ily oslun\u011Bn\u00EDm vze\u0161l\u00E9ho n\u00E1letu, resp. s\u00EDlou redukce mate\u0159sk\u00E9ho porostu nad n\u00EDm. Nejl\u00E9pe odr\u016Fstaly pln\u011B oslun\u011Bn\u00E9 semen\u00E1\u010Dky dubu. Naopak \u00FApln\u00FD st\u00EDn mate\u0159sk\u00E9ho porostu m\u00E1 za n\u00E1sledek rychl\u00E9 odum\u00EDr\u00E1n\u00ED semen\u00E1\u010Dk\u016F (do 3 let) a n\u00E1let s polovi\u010Dn\u00EDm oslun\u011Bn\u00EDm vykazuje jen nepatrn\u00FD p\u0159\u00EDr\u016Fst a ztr\u00E1c\u00ED na vita"@cs . "483323" . "25" . . "Z(MSM6215648902)" . "SK - Slovensk\u00E1 republika" . "competition of vegetation; floodplain forest; light conditions; natural regeneration; pedunculate oak; southern Moravia"@en . . "The most commercially important community in which pedunculate oak can be found is the floodplain forest. Rejuvenation of pedunculate oak that could become a foundation for the natural stand regeneration however occurs only rarely in these site conditions, and even if it appears, it dies very rapidly in the shade of the parent stand. Some experts can see a reason to this phenomenon in water deficiency but most of them claim that the main reason to the decline of seedlings is insufficient light. The work was therefore focused on measurements and analyses which would enable to specify conditions (light conditions in particular) in which the self-seeded pedunculate oak can do well. In 1999 (year with extremely good crop of acorns), several sample regeneration plots were aligned which differed by insolation of the self-seeding or --in other words- by the reduction of the parent stand above the self-seeding. Oak seedlings growing in full insolation were growing best. In contrast, a full shade by the parent" . . "13"^^ . "LIGHT TREATMENT AND GROWTH OF PLANTS IN THE SELF-SEEDING OF PEDUNCULATE OAK (Quercus robur L.) IN FLOODPLAIN FORESTS"@en . . . . "Hou\u0161kov\u00E1, Kate\u0159ina" . "RIV/62156489:43410/06:00098484!RIV07-MSM-43410___" . "SV\u011ATELN\u00DD PO\u017DITEK A ODR\u016EST\u00C1N\u00CD ROSTLIN V N\u00C1LETU DUBU LETN\u00CDHO (Quercus robur L.) V LU\u017DN\u00CDCH LES\u00CDCH"@cs . "LIGHT TREATMENT AND GROWTH OF PLANTS IN THE SELF-SEEDING OF PEDUNCULATE OAK (Quercus robur L.) IN FLOODPLAIN FORESTS"@en . "147;159" . "The most commercially important community in which pedunculate oak can be found is the floodplain forest. Rejuvenation of pedunculate oak that could become a foundation for the natural stand regeneration however occurs only rarely in these site conditions, and even if it appears, it dies very rapidly in the shade of the parent stand. Some experts can see a reason to this phenomenon in water deficiency but most of them claim that the main reason to the decline of seedlings is insufficient light. The work was therefore focused on measurements and analyses which would enable to specify conditions (light conditions in particular) in which the self-seeded pedunculate oak can do well. In 1999 (year with extremely good crop of acorns), several sample regeneration plots were aligned which differed by insolation of the self-seeding or --in other words- by the reduction of the parent stand above the self-seeding. Oak seedlings growing in full insolation were growing best. In contrast, a full shade by the parent"@en .