. "2"^^ . . "2006-02-13+01:00"^^ . . . . "37-40" . . . "2"^^ . . "490230" . "Konference %22\u00DAsp\u011B\u0161n\u00E9 plodiny pro velk\u00FD trh%22. Nov\u00FD v\u00FDzkum a komplexn\u00ED poznatky pro uplatn\u011Bn\u00ED v praxi" . "Omezen\u00ED pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene s vyu\u017Eit\u00EDm regul\u00E1tor\u016F r\u016Fstu - rozhodovac\u00ED pravidla a syst\u00E9my aplikace morforegul\u00E1tor\u016F"@cs . . "Lodging of spring barley causes yield losses up to 40%, and often negatively influences qualitative parameters. The correlation between lodging and stem length is higher for upper internodes, because these are longer than bottom internodes. The effect of plant growth regulators is therefore higher for applications at the end of stem elongation. These applications in conditions without lodging could have negative impact on yield, particularly at hot and dry conditions. The decision rules are required to avoid unnecessary applications of growth regulators and to minimize negative impact of growth regulators on yield. The simple decision can be made on the basis of nitrogen content in plants during tillering. If the nitrogen content in dry matter increases above 5% threshold, the risk of lodging rapidly increases. The negative impact of growth regulators can be reduced by splitting the full dose into two applications \u2013 first at the beginning of stem elongation and second at the end of stem elongation."@en . "Omezen\u00ED pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene s vyu\u017Eit\u00EDm regul\u00E1tor\u016F r\u016Fstu - rozhodovac\u00ED pravidla a syst\u00E9my aplikace morforegul\u00E1tor\u016F" . "Babu\u0161n\u00EDk, Ji\u0159\u00ED" . . . "Reduction of spring barley lodging by growth regulator use \u2013 decision rules and application systems"@en . "\u010Cesk\u00E1 zem\u011Bd\u011Blsk\u00E1 univerzita v Praze" . "Omezen\u00ED pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene s vyu\u017Eit\u00EDm regul\u00E1tor\u016F r\u016Fstu - rozhodovac\u00ED pravidla a syst\u00E9my aplikace morforegul\u00E1tor\u016F" . "[C1AF251D43BB]" . . . "Omezen\u00ED pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene s vyu\u017Eit\u00EDm regul\u00E1tor\u016F r\u016Fstu - rozhodovac\u00ED pravidla a syst\u00E9my aplikace morforegul\u00E1tor\u016F"@cs . "Klem, Karel" . "spring barley; lodging; growth regulators; application systems; decision rules; nitrogen content"@en . . "4"^^ . . . "80-213-1461-3" . "Praha" . "RIV/25328859:_____/06:#0000120" . . "Praha" . . "Pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene zp\u016Fsobuje v\u00FDnosov\u00E9 ztr\u00E1ty a\u017E 40% p\u0159i\u010Dem\u017E \u010Dasto negativn\u011B ovliv\u0148uje \u0159adu kvalitativn\u00EDch parametr\u016F. Korelace mezi pol\u00E9h\u00E1n\u00EDm a d\u00E9lkou st\u00E9bla je vy\u0161\u0161\u00ED pro horn\u00ED internodia, proto\u017Ee tyto jsou del\u0161\u00ED ve srovn\u00E1n\u00ED se spodn\u00EDmi internodii. \u00DA\u010Dinnost regul\u00E1tor\u016F r\u016Fstu je proto vy\u0161\u0161\u00ED pro aplikace prov\u00E1d\u011Bn\u00E9 na konci sloupkov\u00E1n\u00ED. Sou\u010Dasn\u011B mohou m\u00EDt ov\u0161em tyto aplikace v podm\u00EDnk\u00E1ch bez pol\u00E9h\u00E1n\u00ED negativn\u00ED v\u00FDnosov\u00FD dopad, zejm\u00E9na p\u0159i vysok\u00FDch teplot\u00E1ch a suchu. Rozhodovac\u00ED pravidla jsou nezbytn\u00E1 pro omezen\u00ED neopodstatn\u011Bn\u00FDch aplikac\u00ED r\u016Fstov\u00FDch regul\u00E1tor\u016F a pro minimalizaci negativn\u00EDch dopad\u016F na v\u00FDnos. Jednoduch\u00E9 rozhodov\u00E1n\u00ED m\u016F\u017Ee b\u00FDt prov\u00E1d\u011Bno na z\u00E1klad\u011B obsahu dus\u00EDku v su\u0161in\u011B rostlin v pr\u016Fb\u011Bhu odno\u017Eov\u00E1n\u00ED. Jestli\u017Ee obsah dus\u00EDku v su\u0161in\u011B p\u0159es\u00E1hne hranici 5%, doch\u00E1z\u00ED k rychl\u00E9mu zv\u00FD\u0161en\u00ED rizika pol\u00E9h\u00E1n\u00ED. Negativn\u00ED dopad regul\u00E1tor\u016F r\u016Fstu m\u016F\u017Ee b\u00FDt omezen d\u011Blen\u00FDmi aplikacemi \u2013 prvn\u00ED na za\u010D\u00E1tku sloupkov\u00E1n\u00ED a druh\u00E1 na konci sloupkov\u00E1n\u00ED a to bez negativn\u00EDho dopadu na \u00FA\u010Dinnost." . "Reduction of spring barley lodging by growth regulator use \u2013 decision rules and application systems"@en . . "P(1G58038), Z(MSM2532885901)" . . . "Pol\u00E9h\u00E1n\u00ED jarn\u00EDho je\u010Dmene zp\u016Fsobuje v\u00FDnosov\u00E9 ztr\u00E1ty a\u017E 40% p\u0159i\u010Dem\u017E \u010Dasto negativn\u011B ovliv\u0148uje \u0159adu kvalitativn\u00EDch parametr\u016F. Korelace mezi pol\u00E9h\u00E1n\u00EDm a d\u00E9lkou st\u00E9bla je vy\u0161\u0161\u00ED pro horn\u00ED internodia, proto\u017Ee tyto jsou del\u0161\u00ED ve srovn\u00E1n\u00ED se spodn\u00EDmi internodii. \u00DA\u010Dinnost regul\u00E1tor\u016F r\u016Fstu je proto vy\u0161\u0161\u00ED pro aplikace prov\u00E1d\u011Bn\u00E9 na konci sloupkov\u00E1n\u00ED. Sou\u010Dasn\u011B mohou m\u00EDt ov\u0161em tyto aplikace v podm\u00EDnk\u00E1ch bez pol\u00E9h\u00E1n\u00ED negativn\u00ED v\u00FDnosov\u00FD dopad, zejm\u00E9na p\u0159i vysok\u00FDch teplot\u00E1ch a suchu. Rozhodovac\u00ED pravidla jsou nezbytn\u00E1 pro omezen\u00ED neopodstatn\u011Bn\u00FDch aplikac\u00ED r\u016Fstov\u00FDch regul\u00E1tor\u016F a pro minimalizaci negativn\u00EDch dopad\u016F na v\u00FDnos. Jednoduch\u00E9 rozhodov\u00E1n\u00ED m\u016F\u017Ee b\u00FDt prov\u00E1d\u011Bno na z\u00E1klad\u011B obsahu dus\u00EDku v su\u0161in\u011B rostlin v pr\u016Fb\u011Bhu odno\u017Eov\u00E1n\u00ED. Jestli\u017Ee obsah dus\u00EDku v su\u0161in\u011B p\u0159es\u00E1hne hranici 5%, doch\u00E1z\u00ED k rychl\u00E9mu zv\u00FD\u0161en\u00ED rizika pol\u00E9h\u00E1n\u00ED. Negativn\u00ED dopad regul\u00E1tor\u016F r\u016Fstu m\u016F\u017Ee b\u00FDt omezen d\u011Blen\u00FDmi aplikacemi \u2013 prvn\u00ED na za\u010D\u00E1tku sloupkov\u00E1n\u00ED a druh\u00E1 na konci sloupkov\u00E1n\u00ED a to bez negativn\u00EDho dopadu na \u00FA\u010Dinnost."@cs . "RIV/25328859:_____/06:#0000120!RIV07-MSM-25328859" . .