"soil surface; water erosion; rainfall simulator"@en . . "The reduction in permeability of compacted soil in the footsteps of driving machines"@en . "3"^^ . "RIV/00027031:_____/13:#0000338" . "Sn\u00ED\u017Een\u00ED propustnosti zhutn\u011Bl\u00E9 p\u016Fdy v j\u00EDzdn\u00EDch stop\u00E1ch stroj\u016F" . . "Sn\u00ED\u017Een\u00ED propustnosti zhutn\u011Bl\u00E9 p\u016Fdy v j\u00EDzdn\u00EDch stop\u00E1ch stroj\u016F" . . "H\u016Fla, Josef" . . "Na pozemc\u00EDch s registrovan\u00FDmi p\u0159ejezdy stroj\u016F v kolejov\u00FDch mezi\u0159\u00E1dc\u00EDch jsme hodnotili fyzik\u00E1ln\u00ED vlastnosti p\u016Fdy a rychlost vsakov\u00E1n\u00ED vody do p\u016Fdy v porostu a v kolej\u00EDch stroj\u016F. Porovn\u00E1n\u00EDm rychlosti vsakov\u00E1n\u00ED vody p\u0159i simulovan\u00E9m zade\u0161\u0165ov\u00E1n\u00ED konstantn\u00ED intenzitou sr\u00E1\u017Eky 87 mm.h-1 se potvrdil negativn\u00ED vliv ne\u017E\u00E1douc\u00EDho zhutn\u011Bn\u00ED p\u016Fdy ve stop\u00E1ch stroj\u016F. Na lehk\u00E9 p\u016Fd\u011B nastal po\u010D\u00E1tek povrchov\u00E9ho odtoku vody ve stop\u00E1ch stroj\u016F \u010Dty\u0159ikr\u00E1t d\u0159\u00EDve ne\u017E v porostu plodiny. Patn\u00E1ctiminutov\u00FD p\u0159\u00EDvalov\u00FD d\u00E9\u0161\u0165 sta\u010Dila lehk\u00E1 p\u016Fda v porostu p\u0159ijmout. Ve stop\u00E1ch stroj\u016F dos\u00E1hla po 60 minut\u00E1ch zade\u0161\u0165ov\u00E1n\u00ED infiltrace jen 18 a\u017E 44 % sr\u00E1\u017Ekov\u00E9ho \u00FAhrnu. Pod\u00EDl zeminy v povrchov\u00E9m odtoku ve stop\u00E1ch stroj\u016F byl 4,9kr\u00E1t vy\u0161\u0161\u00ED ne\u017E v porostu. Na t\u011B\u017Ek\u00E9 p\u00EDs\u010Ditoj\u00EDlnat\u00E9 p\u016Fd\u011B p\u0159i shodn\u00E9 intenzit\u011B de\u0161t\u011B po 15 minut\u00E1ch v porostu i ve stop\u00E1ch vsakoval cel\u00FD \u00FAhrn sr\u00E1\u017Ekov\u00E9 vody. Kumulativn\u00ED povrchov\u00FD odtok vody za 60 minut dos\u00E1hl 37 % sr\u00E1\u017Ekov\u00E9ho \u00FAhrnu, \u010Dty\u0159ap\u016Fln\u00E1sobku povrchov\u00E9ho odtoku vody z m\u00EDst mimo j\u00EDzdn\u00ED stopy."@cs . "Kova\u0159\u00ED\u010Dek, Pavel" . . "Sn\u00ED\u017Een\u00ED propustnosti zhutn\u011Bl\u00E9 p\u016Fdy v j\u00EDzdn\u00EDch stop\u00E1ch stroj\u016F"@cs . . . "Sn\u00ED\u017Een\u00ED propustnosti zhutn\u011Bl\u00E9 p\u016Fdy v j\u00EDzdn\u00EDch stop\u00E1ch stroj\u016F"@cs . . . "[11742E239822]" . "The reduction in permeability of compacted soil in the footsteps of driving machines"@en . . "5" . . "Na pozemc\u00EDch s registrovan\u00FDmi p\u0159ejezdy stroj\u016F v kolejov\u00FDch mezi\u0159\u00E1dc\u00EDch jsme hodnotili fyzik\u00E1ln\u00ED vlastnosti p\u016Fdy a rychlost vsakov\u00E1n\u00ED vody do p\u016Fdy v porostu a v kolej\u00EDch stroj\u016F. Porovn\u00E1n\u00EDm rychlosti vsakov\u00E1n\u00ED vody p\u0159i simulovan\u00E9m zade\u0161\u0165ov\u00E1n\u00ED konstantn\u00ED intenzitou sr\u00E1\u017Eky 87 mm.h-1 se potvrdil negativn\u00ED vliv ne\u017E\u00E1douc\u00EDho zhutn\u011Bn\u00ED p\u016Fdy ve stop\u00E1ch stroj\u016F. Na lehk\u00E9 p\u016Fd\u011B nastal po\u010D\u00E1tek povrchov\u00E9ho odtoku vody ve stop\u00E1ch stroj\u016F \u010Dty\u0159ikr\u00E1t d\u0159\u00EDve ne\u017E v porostu plodiny. Patn\u00E1ctiminutov\u00FD p\u0159\u00EDvalov\u00FD d\u00E9\u0161\u0165 sta\u010Dila lehk\u00E1 p\u016Fda v porostu p\u0159ijmout. Ve stop\u00E1ch stroj\u016F dos\u00E1hla po 60 minut\u00E1ch zade\u0161\u0165ov\u00E1n\u00ED infiltrace jen 18 a\u017E 44 % sr\u00E1\u017Ekov\u00E9ho \u00FAhrnu. Pod\u00EDl zeminy v povrchov\u00E9m odtoku ve stop\u00E1ch stroj\u016F byl 4,9kr\u00E1t vy\u0161\u0161\u00ED ne\u017E v porostu. Na t\u011B\u017Ek\u00E9 p\u00EDs\u010Ditoj\u00EDlnat\u00E9 p\u016Fd\u011B p\u0159i shodn\u00E9 intenzit\u011B de\u0161t\u011B po 15 minut\u00E1ch v porostu i ve stop\u00E1ch vsakoval cel\u00FD \u00FAhrn sr\u00E1\u017Ekov\u00E9 vody. Kumulativn\u00ED povrchov\u00FD odtok vody za 60 minut dos\u00E1hl 37 % sr\u00E1\u017Ekov\u00E9ho \u00FAhrnu, \u010Dty\u0159ap\u016Fln\u00E1sobku povrchov\u00E9ho odtoku vody z m\u00EDst mimo j\u00EDzdn\u00ED stopy." . . "Physical properties of soil and infiltration rate of water in crop stand and in wheel ruts of farm machines were evaluated in fields with registered wheel traffic of farm machines in wheel ruts. A comparison of the rate of water infiltration under rainfall simulation at the constant intensity of rainfall 87 mm.h-1 confirmed a negative influence of soil compaction in wheel rows of machines. In the loam-sandy soil the beginning of soil surface water runoff was 4 times sooner in wheel ruts than in crop stand. Light soils were able to infiltrate a fifteen-minute torrential rain at places outside wheel ruts. Only 18 to 44 % of precipitation water was infiltrated after 60minutes of rainfall simulation in wheel ruts and the content of soil in runoff water was 4.9 times higher than in crop stand. On the heavy-textured sandy-clay soil cumulative surface water runoff after 60 minutes was 37 % of the precipitation amount at places of wheel ruts, which was a fourfold value compared to surface water runoff at places outside wheel ruts."@en . . . "Mechanizace zem\u011Bd\u011Blstv\u00ED" . "Vl\u00E1\u0161kov\u00E1, Marcela" . . . . . "0373-6776" . "3"^^ . "LXIII." . "RIV/00027031:_____/13:#0000338!RIV14-MZE-00027031" . . "I, P(QH82191), Z(MZE0002703102)" . "CZ - \u010Cesk\u00E1 republika" . "3"^^ . . "105815" . .