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IDENTIFIKÁCIA RIZIKOVÝCH FAKTOROV REZIDUÁLNEHO PÔSOBENIA HERBICÍDNEJ OCHRANY PREDPLODINY NA PRODUKCIU REPY CUKROVEJ

21. 2. 2002 | Zdroj: Odborné konference |  Článek

The identification of the risks of forecrop herbicide protection on the sugar beet (Beta vulgaris L.) production Š. Toth Oblastný výskumný ústav agroekologie Summary: This contribution presented the list of herbicides which using in the sugar beet forecrop may be reason of harmful residual influence on the cultivated sugar beet.

EKONOMICKY VÝHODNÁ OCHRANA PROTI PLEVELŮM V CUKROVCE PŘI VYUŽITÍ TUZEMSKY VYRÁBĚNÝCH HERBICIDŮ

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Economically effective protection against weeds in sugar beet fields by means of domestic herbicides J. Bartoška AGROFERT Holding, a.s. Summary: The protection against weeds represents an important costs level within the technology of sugar beet production. It can be influenced by the selection of efficient weeding procedures.

ŠKODLIVÝ ÚČINEK PLEVELŮ PŘI VÝROBĚ CUKROVKY A CUKRU

21. 2. 2002 | Zdroj: Odborné konference |  Článek

The harmful effect of weeds on production of sugar beet and sugar J. Zahradníček1, M. Štípek2 BIOCHEM Praha1, AGROREX Velemyšleves2 Summary: In the last ten years weeds infestation has mainly harmful effect to yield and quality of sugar beet.

HUBENÍ PŘEROSTLÝCH PLEVELŮ V POROSTECH ŘEPY

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Overgrown weeds control in ground cover of sugar beet F. Fišer ZVÚ Kroměříž, s.r.o. Summary: The late weediness of sugar beet stands can be caused by the cooperation of several factors which can be influenced by growers technology. The whole problematics has been drown from the sphere of the field preparation for the growing technology without a manual work.

HUBENÍ PLEVELŮ V POROSTECH ŘEPY

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Weeds control in ground cover of sugar beet F. Fišer ZVÚ Kroměříž, s.r.o. Summary: The weeding must originate in the conditions of the occurrence of weed species in the planned sugar beet sowing. The main aim is to apply such growing technologies which are suitable for a certain enterprise and bring minimalization of the fixed costs.

ÚČINOK ROZDIELNYCH DÁVOK FOSFOREČNÝCH A DRASELNÝCH HNOJÍV NA ÚRODU A KVALITU REPY CUKROVEJ

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Effect of various fertiliser doses of P and K on yield and quality of sugar beet M. Kováčová SELEKT, Výskumný a šľachtiteľský ústav, a.s., Bučany Summary: The effect of mineral fertilisation of P and K on yield and quality of sugar beet was observed in field conditions on flat carbonate soil.

VZTAH CHLOROFYLU A KONCENTRACE ŽIVIN V RANÝCH FÁZÍCH RŮSTU CUKROVKY

21. 2. 2002 | Zdroj: Odborné konference |  Článek

The relation of chlorophyll and nutrient concentration in early stages of sugar beet growth L. Jozefyová, J. Urban Česká zemědělská univerzita v Praze Summary: The aim of this article is to consider whether is possible to use the chlorophyllmeter to the optimisation of nitrogen dose for sugar beet fertilising, comparing with present used method - plants analyses.

ODBER DRASLÍKA BIOMASOU CUKROVEJ REPY

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Taking of potash by biomass of sugar beet M. Kováčová1, Š. Žák2, J. Žáková1 SELEKT, VŠÚ a.s. Bučany1, VÚRV Piešťany2 Summary: On the fields of SELEKT, VŠÚ Bučany, we established the field experiments by form of poly-factor field trials in years 1991 -1993, which were aimed on evaluation of taking of potash by biomass of sugar beet.

ZMENY KVANTITATÍVNYCH A KVALITATÍVNYCH PARAMETROV REPY CUKROVEJ V ZÁVISLOSTI OD HNOJENIA A ODRODY

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Changes of quantitative and qualitative parameters of sugar beet in the dependence on fertilization and variety B. Šoltysová Oblastný výskumný ústav agroekológie Michalovce Summary: The influence of fertilization and variety of sugar beet on the changes its of quantitative and qualitative parameters was observed in the yield stationary experiments accomplished in 1996-1998 on the Fluvi - Eutric

THE EFFECT OF CATCH CROPS AND NITROGEN ON THE CHEMICAL COMPOSITION OF BEET ROOTS

21. 2. 2002 | Zdroj: Odborné konference |  Článek

Vliv meziplodin a dusíku na chemické složení bulev cukrovky U. Prośba-Białczyk, M. Mydlarski Department of Crop Production, Agricultural University, Wrocław Summary: In a four-year investigation on organic, stubble catch crop fertilisation of field bean, phacelia and mustard, and on nitrogen fertilisation at doses 0, 60, 120 and 180 kgN ha-1, the content of mineral components in the roots of three

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