"Zdrhov\u00E1, Ivana" . . "Selection criteria of wheat with respect to weed competiveness"@en . . "Pleveln\u00E9 rostliny jsou v\u00FDznamn\u00FD probl\u00E9m ekologick\u00E9ho syst\u00E9mu hospoda\u0159en\u00ED. D\u00EDky snadn\u00E9 dostupnosti herbicid\u016F v posledn\u00EDch 50-ti letech byla konkurenceschopnost p\u011Bstovan\u00FDch plodin v\u016F\u010Di plevel\u016Fm p\u0159ehl\u00ED\u017Eena. Vztah kulturn\u00ED a pleveln\u00E9 rostliny by m\u011Bl p\u0159isp\u011Bt k vytvo\u0159en\u00ED stabiln\u00EDho agroekosyst\u00E9mu, proto\u017Ee plevele maj\u00ED v agroekosyst\u00E9mu tak\u00E9 pozitivn\u00ED roli. Modern\u00ED konven\u010Dn\u00ED odr\u016Fdy nejsou vyb\u00EDr\u00E1ny podle jejich nep\u0159\u00EDm\u00FDch morfologick\u00FDch a biologick\u00FDch znak\u016F; a\u010Dkoliv tyto znaky ? tvar trsu, d\u00E9lka rostliny nebo postaven\u00ED list\u016F ? p\u0159isp\u00EDvaj\u00ED ke zv\u00FD\u0161en\u00ED konkuren\u010Dn\u00ED schopnosti v\u016F\u010Di plevel\u016Fm. Nicm\u00E9n\u011B konkuren\u010Dn\u00ED schopnost sou\u010Dasn\u011B \u0161lecht\u011Bn\u00FDch konve\u010Dn\u00EDch odr\u016Fd m\u016F\u017Ee b\u00FDt testov\u00E1na v podm\u00EDnk\u00E1ch ekologick\u00E9ho zem\u011Bd\u011Blstv\u00ED. Vhodn\u00FD tvar trsu je jedn\u00EDm ze znak\u016F zodpov\u011Bdn\u00FDch za vysokou konkuren\u010Dn\u00ED schopnost v\u016F\u010Di plevel\u016Fm. Vy\u0161\u0161\u00ED odr\u016Fdy ale mohou p\u0159in\u00E1\u0161et n\u011Bkter\u00E9 dal\u0161\u00ED probl\u00E9my, jako je pol\u00E9h\u00E1n\u00ED. D\u016Fle\u017Eit\u00FD je rychl\u00FDm r\u016Fst rostlin v po\u010D\u00E1te\u010Dn\u00EDch r\u016Fstov\u00FDch f\u00E1z\u00EDch, kter\u00FD m\u00E1 v\u00E9st k co nejrychlej\u0161\u00EDmu dosa\u017Een\u00ED vysok\u00FDch hodnot LAI. Planofi"@cs . . "RIV/60076658:12220/08:00009656" . "Lucrari Stiintifice : Seria Agronomie" . "1454-7414" . "Konvalina, Petr" . "Selection criteria of wheat with respect to weed competiveness" . . "Selection criteria of wheat with respect to weed competiveness" . . . "12220" . . "V\u00FDb\u011Br znak\u016F rodu p\u0161enice ovliv\u0148uj\u00EDc\u00ED konkuren\u010Dn\u00ED schopnost v\u016F\u010Di plevel\u016Fm."@cs . "9"^^ . . . . "weeds; organic farming; wheat"@en . . . "394162" . "Z(MSM6007665806)" . "V\u00FDb\u011Br znak\u016F rodu p\u0161enice ovliv\u0148uj\u00EDc\u00ED konkuren\u010Dn\u00ED schopnost v\u016F\u010Di plevel\u016Fm."@cs . "[5D8CA07B4BAF]" . . "4"^^ . "RIV/60076658:12220/08:00009656!RIV09-MSM-12220___" . . "Selection criteria of wheat with respect to weed competiveness"@en . . . "Weed plants are one of the main factors limiting the level of agricultural yield. Because of the availability of herbicides in the last 50 years, the competitiveness of field crops to weeds has been overlooked. The relationship between the cultured and the weed plant was supposed to be negative. However this relationship could contribute to the formation of a stable agroecosystem as the weeds can play a positive role in the agroecosystem. Modern conventional varieties are not selected in accordance with their indirect morphological or biological features; however, these features - the shape of a tuft, the length of a plant or the position of leaves - contribute to a increase in competitiveness,. Nevertheless, the competitiveness of the currently bred conventional varieties can be tested in the conditions of an organic farming system. Sufficient tillering is one of the complex of characteristics responsible for high competitiveness against weeds. The architecture of a plant has an important effect als" . "1" . . . "RO - Rumunsko" . "Weed plants are one of the main factors limiting the level of agricultural yield. Because of the availability of herbicides in the last 50 years, the competitiveness of field crops to weeds has been overlooked. The relationship between the cultured and the weed plant was supposed to be negative. However this relationship could contribute to the formation of a stable agroecosystem as the weeds can play a positive role in the agroecosystem. Modern conventional varieties are not selected in accordance with their indirect morphological or biological features; however, these features - the shape of a tuft, the length of a plant or the position of leaves - contribute to a increase in competitiveness,. Nevertheless, the competitiveness of the currently bred conventional varieties can be tested in the conditions of an organic farming system. Sufficient tillering is one of the complex of characteristics responsible for high competitiveness against weeds. The architecture of a plant has an important effect als"@en . "51" . "Moudr\u00FD, Jan" . "5"^^ . "\u0160r\u00E1mek, Jan" .