" genotype diversity" . . "The project is focused upon the biology, ecology and genetics of the species of genus Reynoutria (Polygonaceae), i.e.R. japonica and R. sachalinensis, and their hybrid R. x bohemica occurring at the territory of the Czech Republic. The factors underlying remarkable invasive success of these major aliens in the present landscape will be studied. The following characteristics will be studied in both parents and their hybrid to make it possible to evaluate the effect of hybridization on the process of invasion: 1) germination behaviour (to reveal the reasons for limited seed dispersal), 2) dynamics of and limitations to the vegetative dispersal, which is probably the main factor responsible for the spread, 3) competitive ability of parentalspecies and their hybrid, 4) the effect of Reynoutria species on dominant species of invaded communities, 5) genetic variation within and among populations/clones."@en . " hybridization" . . . . . "V pr\u016Fb\u011Bhu \u0159e\u0161. proj. se jednak poda\u0159ilo popsat karyologickou a genet. variabilitu \u010Dty\u0159 taxon\u016F rodu Reynoutria vyskytuj\u00EDc\u00EDch se na \u00FAzem\u00ED \u010CR, a jedn. vysv\u011Btlit mo\u017E. p\u0159\u00ED\u010Diny \u0161\u00ED\u0159en\u00ED jedn. taxon\u016F a zp\u016Fsoby jejich likvidace."@cs . . " competition" . "Reynoutria" . . " regeneration potential" . . " karyology" . . "0"^^ . "IAA6005805" . " invasion" . "0"^^ . "Biological, ecological and genetical study of invasive Reynoutria (Polygonaceae) species in the Czech Republic"@en . "1"^^ . . "2007-01-15+01:00"^^ . "Reynoutria; invasion; regeneration potential; karyology; genotype diversity; hybridization; germination; clone architecture; competition;"@en . . "9"^^ . "http://www.isvav.cz/projectDetail.do?rowId=IAA6005805"^^ . "Projekt \u0159e\u0161\u00ED problematiku invaz\u00EDvnosti druh\u016F rodu Reynoutria (R. japonica, R. sachalinensis) a jejich k\u0159\u00ED\u017Eence R. x bohemica. C\u00EDlem je postihnout z\u00E1kladn\u00ED biologick\u00E9 a ekologick\u00E9 vlastnosti, kter\u00E9 podmi\u0148uj\u00ED jejich rychl\u00E9 \u0161\u00ED\u0159en\u00ED v sou\u010Dasn\u00E9 krajin\u011B. Pozornost bude zam\u011B\u0159ena na 1) kl\u00ED\u010Dn\u00ED ekologii R. x bohemica a mezirodov\u00FDch hybrid\u016F s Fallopie aubertii s c\u00EDlem zjistit, co je p\u0159\u00ED\u010Dinou neschopnosti \u0161\u00ED\u0159en\u00ED pomoc\u00ED semen, 2) stanoven\u00ED rychlosti a ekologick\u00FDch limitac\u00ED vegetativn\u00EDho rozmno\u017Eov\u00E1n\u00ED, kter\u00E9 je pravd\u011Bpodobn\u011B kl\u00ED\u010Dov\u00FDm faktorem \u00FAsp\u011B\u0161nosti druh\u016F studovan\u00E9ho rodu v na\u0161ich podm\u00EDnk\u00E1ch, 3) srovn\u00E1n\u00ED kompeti\u010Dn\u00ED schopnosti obou rodi\u010D\u016F a jejich k\u0159\u00ED\u017Eence, 4) vliv invaze na dominanty nej\u010Dast\u011Bji invadovan\u00FDch porost\u016F, 5) z\u00EDsk\u00E1n\u00ED p\u0159edstavy o popula\u010Dn\u00ED genetice, velikosti klon\u016F a genetick\u00E9 variabilit\u011B uvnit\u0159 a mezi populacemi. Tyto charakteristiky budou zji\u0161t\u011Bny u jednotliv\u00FDch druh\u016F i populac\u00ED hybridn\u00EDho p\u016Fvodu. D\u00E1le bude stanoveno roz\u0161\u00ED\u0159en\u00ED obou rodi\u010Dovsk\u00FDch druh\u016F a jejich k\u0159\u00ED\u017Eence na \u00FAzem\u00ED \u010CR." . "9"^^ . " germination" . " clone architecture" . . "Biologick\u00E1, ekologick\u00E1 a genetick\u00E1 studie invazn\u00EDch druh\u016F rodu Reynoutria (Polygonaceae) v \u010Cesk\u00E9 republice" . . . .