"Obsah rezidu\u00ED pesticid\u016F ve chmelu"@cs . "Scientific Commision of International Hop Grower\u00B4s Convention" . . "Tettnang" . . . "2"^^ . "Vost\u0159el, Josef" . "[C2FDA60BDB56]" . . "1"^^ . "P(1B44063)" . . "2"^^ . . . . . . "Content of pesticide residues in hops"@en . "Obsah rezidu\u00ED pesticid\u016F ve chmelu"@cs . "Neuveden" . "Content of pesticide residues in hops" . . "Content of pesticide residues in hops" . "hop; residue of pesticides; fenpyroxinate; imidacloprid; acetamiprid; decline cuves"@en . "2007-06-24+02:00"^^ . "The aphicides belonging to nitromethylene group, imidacloprid and acetamiprid, declines very rapidly in hop leaves. Owing to low application concentrations residue levels of imidacloprid and acetamiprid were far below MRL (Maximum Residue Level) immediately after treatment. Detectable residue levels were under limit values within 14 days after treatment. On the contrary acaricides fenpyroximate and hexythiazox, were reliably detectable on hop leaves even one month after application. Nevertheless, no residue of all the tested zoocides were found in hops cones at the time of harvest. Potential risk of persistent pesticides findings in hops may threat from biological admixtures (leaves, stems, bines fragments) that are always a part of harvested hops."@en . . "Aficidy spadaj\u00EDc\u00ED do skupiny nitrometylen\u016F, imidacloprid a acetamiprid, se ve chmelov\u00FDch listech rozpadaj\u00ED velmi rychle. N\u00E1sledkem n\u00EDzk\u00FDch aplika\u010Dn\u00EDch d\u00E1vek se hladina rezidu\u00ED imidaclopridu a acetamipridu bezprost\u0159edn\u011B po o\u0161et\u0159en\u00ED pohybovala velmi n\u00EDzko pod limitem MRL (Maximum Residue Level). Pod hladinu detekovatelnosti pokleslo jejich mno\u017Estv\u00ED po 14 dnech po post\u0159iku. Na druhou stranu akaricidy fenpyroximate a hexythiazox byly spolehliv\u011B detekovateln\u00E9 v listech po jednom m\u011Bs\u00EDci po o\u0161et\u0159en\u00ED. Nicm\u00E9n\u011B, v chmelov\u00FDch hl\u00E1vk\u00E1ch nebylo zji\u0161t\u011Bno v\u00FDznamn\u00E9 mno\u017Estv\u00ED rezidu\u00ED v\u0161ech testovan\u00FDch zoocid\u016F. Potenci\u00E1ln\u00ED riziko p\u0159edstavuj\u00ED pouze biologick\u00E9 p\u0159\u00EDm\u011Bsi (listy, \u0159ap\u00EDky, \u010D\u00E1sti stonk\u016F), kter\u00E9 se vyskytuj\u00ED ve sklizen\u00FDch hl\u00E1vk\u00E1ch."@cs . . "414912" . . "Content of pesticide residues in hops"@en . "109" . . "RIV/14864347:_____/07:8P004785!RIV08-MZE-14864347" . "Proceeding of the Scientific Commision" . . "RIV/14864347:_____/07:8P004785" . "Krofta, Karel" . "1814-2192" . . . "The aphicides belonging to nitromethylene group, imidacloprid and acetamiprid, declines very rapidly in hop leaves. Owing to low application concentrations residue levels of imidacloprid and acetamiprid were far below MRL (Maximum Residue Level) immediately after treatment. Detectable residue levels were under limit values within 14 days after treatment. On the contrary acaricides fenpyroximate and hexythiazox, were reliably detectable on hop leaves even one month after application. Nevertheless, no residue of all the tested zoocides were found in hops cones at the time of harvest. Potential risk of persistent pesticides findings in hops may threat from biological admixtures (leaves, stems, bines fragments) that are always a part of harvested hops." . . .