"RIV/60460709:41210/06:17437" . . . "Biology and control of sugar beet significant weeds - Field violet - Viola arvensis Murray"@en . . "41210" . . . . "4"^^ . . . . "RIV/60460709:41210/06:17437!RIV07-MSM-41210___" . . . "Jurs\u00EDk, Miroslav" . "Holec, Josef" . . . "Even if the field violet is not a typical weed of sugar beet, we can find this species very often in sugar beet. The main reason for common occurrence of field violet is a high share of winter crops in recent years. This group of crops is the most suitable for violet growth and reproduction. Non-balanced crop rotations are not the only reason \u2013 another one is soil conservation tillage, which decreases the rate of soil seed bank reduction. We also can not omite the fact, that field violet shows high tolerance to many herbicides, espetially those used in oil seed rape. When managing field violet by herbicides, it is important to control the first wave of emergence for sufficient reduction of early weedines (treatments T1 and T2). This weed is medium sensitive to contact leaf herbicides (phenmedipham, desmedipham, ethofumesate) and also to triflusulfuron. To reach efficient effectiveness, it is recomended to combine previously mentioned active ingrediences. From the group of soil herbicides, lenacil sh"@en . "Ty\u0161er, Lud\u011Bk" . "Biologie a regulace v\u00FDznamn\u00FDch plevel\u016F cukrov\u00E9 \u0159epy \u2013 Violka roln\u00ED \u2013 Viola arvensis Murray" . "122" . . . . "1210-3306" . "Biologie a regulace v\u00FDznamn\u00FDch plevel\u016F cukrov\u00E9 \u0159epy \u2013 Violka roln\u00ED \u2013 Viola arvensis Murray"@cs . . "Biology and control of sugar beet significant weeds - Field violet - Viola arvensis Murray"@en . . "Listy cukrovarnick\u00E9 a \u0159epa\u0159sk\u00E9" . "A\u010Dkoliv violka nepat\u0159\u00ED k typicky cukrovkov\u00FDm plevel\u016Fm setk\u00E1v\u00E1me se s n\u00ED na cukrovkov\u00FDch pol\u00EDch pom\u011Brn\u011B \u010Dasto. Hlavn\u00ED p\u0159\u00ED\u010Dinou plo\u0161n\u00E9ho mohutn\u00E9ho v\u00FDskytu violky v posledn\u00EDch letech je vysok\u00E9 zastoupen\u00ED ozim\u00FDch plodin v osevn\u00EDch sledech, kter\u00E9 sk\u00FDtaj\u00ED violce nejp\u0159\u00EDhodn\u011Bj\u0161\u00ED podm\u00EDnky pro r\u016Fst a reprodukci. Vedle nevyv\u00E1\u017Een\u00FDch osevn\u00EDch sled\u016F se negativn\u011B ovliv\u0148uje \u0161\u00ED\u0159en\u00ED violky tak\u00E9 minimaliza\u010Dn\u00ED technologie, diky kter\u00FDm doch\u00E1z\u00ED jen k minim\u00E1ln\u00ED p\u0159irozen\u00E9 degradaci p\u016Fdn\u00ED z\u00E1soby semen. Dal\u0161\u00EDm v\u00FDznamn\u00FDm faktorem vysok\u00E9ho roz\u0161\u00ED\u0159en\u00ED violky na na\u0161ich pol\u00EDch je jej\u00ED pom\u011Brn\u011B vysok\u00E1 odolnost v\u016F\u010Di cel\u00E9 \u0159ad\u011B herbicid\u016F, p\u0159edev\u0161\u00EDm \u0159epkov\u00FDm. P\u0159i herbicidn\u00ED regulaci je t\u0159eba kl\u00E1st d\u016Fraz na zachycen\u00ED po\u010D\u00E1tku vzch\u00E1zen\u00ED violky a dostate\u010Dn\u00E9ho potla\u010Den\u00ED prvn\u00ED vlny zaplevelen\u00ED (o\u0161et\u0159en\u00ED T1 a T2). V\u016F\u010Di listov\u00FDm kontaktn\u00EDm herbicid\u016Fm (phenmedipham, desmedipham, ethofumesate), podobn\u011B jako v\u016F\u010Di triflusulfuronu je violka st\u0159edn\u011B citliv\u00E1 a pro dosa\u017Een\u00ED dostate\u010Dn\u00E9 \u00FA\u010Dinnosti je t\u0159eba v\u010Dasn\u00E1 aplikace nejl\u00E9pe kombinace v\u00FD\u0161e uveden\u00FDch"@cs . "Field violet, Viola arvensis, weed biology, herbicide, weed control, sugar beet"@en . "Biologie a regulace v\u00FDznamn\u00FDch plevel\u016F cukrov\u00E9 \u0159epy \u2013 Violka roln\u00ED \u2013 Viola arvensis Murray" . "1" . . "20;23" . "CZ - \u010Cesk\u00E1 republika" . "A\u010Dkoliv violka nepat\u0159\u00ED k typicky cukrovkov\u00FDm plevel\u016Fm setk\u00E1v\u00E1me se s n\u00ED na cukrovkov\u00FDch pol\u00EDch pom\u011Brn\u011B \u010Dasto. Hlavn\u00ED p\u0159\u00ED\u010Dinou plo\u0161n\u00E9ho mohutn\u00E9ho v\u00FDskytu violky v posledn\u00EDch letech je vysok\u00E9 zastoupen\u00ED ozim\u00FDch plodin v osevn\u00EDch sledech, kter\u00E9 sk\u00FDtaj\u00ED violce nejp\u0159\u00EDhodn\u011Bj\u0161\u00ED podm\u00EDnky pro r\u016Fst a reprodukci. Vedle nevyv\u00E1\u017Een\u00FDch osevn\u00EDch sled\u016F se negativn\u011B ovliv\u0148uje \u0161\u00ED\u0159en\u00ED violky tak\u00E9 minimaliza\u010Dn\u00ED technologie, diky kter\u00FDm doch\u00E1z\u00ED jen k minim\u00E1ln\u00ED p\u0159irozen\u00E9 degradaci p\u016Fdn\u00ED z\u00E1soby semen. Dal\u0161\u00EDm v\u00FDznamn\u00FDm faktorem vysok\u00E9ho roz\u0161\u00ED\u0159en\u00ED violky na na\u0161ich pol\u00EDch je jej\u00ED pom\u011Brn\u011B vysok\u00E1 odolnost v\u016F\u010Di cel\u00E9 \u0159ad\u011B herbicid\u016F, p\u0159edev\u0161\u00EDm \u0159epkov\u00FDm. P\u0159i herbicidn\u00ED regulaci je t\u0159eba kl\u00E1st d\u016Fraz na zachycen\u00ED po\u010D\u00E1tku vzch\u00E1zen\u00ED violky a dostate\u010Dn\u00E9ho potla\u010Den\u00ED prvn\u00ED vlny zaplevelen\u00ED (o\u0161et\u0159en\u00ED T1 a T2). V\u016F\u010Di listov\u00FDm kontaktn\u00EDm herbicid\u016Fm (phenmedipham, desmedipham, ethofumesate), podobn\u011B jako v\u016F\u010Di triflusulfuronu je violka st\u0159edn\u011B citliv\u00E1 a pro dosa\u017Een\u00ED dostate\u010Dn\u00E9 \u00FA\u010Dinnosti je t\u0159eba v\u010Dasn\u00E1 aplikace nejl\u00E9pe kombinace v\u00FD\u0161e uveden\u00FDch" . . "3"^^ . "Z(MSM6046070901)" . "[75A667DFD085]" . "3"^^ . "467069" . "Biologie a regulace v\u00FDznamn\u00FDch plevel\u016F cukrov\u00E9 \u0159epy \u2013 Violka roln\u00ED \u2013 Viola arvensis Murray"@cs .