Zemědělství

THE EFFECT OF FERTILISATION ON THE CONTENT OF SUCROSE, GLUCOSE AND FRUCTOSE IN ROOTS OF THREE VARIETIES OF BEET

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

Vliv hnojení na obsah sacharózy, glukózy a fruktózy v bulvách tří odrůd řepy U. Prośba-Białczyk, P. Regiec Agricultural University of Wrocław, Poland Summary: Changes in the content of sucrose, glucose and fructose in roots of three varieties of sugar beet (Atair, Kristall and PN Mono 4) were determined, as dependent on organic fertilisation with stubble catch crops of field bean, phacelia and

RACIONÁLNÍ HNOJENÍ DUSÍKEM A JAKOST CUKROVKY

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

Rational nitrogen fertilization and sugar beet quality J. Chochola Řepařský institut, Semčice Summary: In 2001, the trails with the gradually increasing nitrogen fertilization were carried out in three locations. In two cases, the highest sugar content was reached in the null variant and in one case at 120 kg/ha N.

MONITORING VÝSKYTU A DIVERZITY PLEVELNÉ ŘEPY

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

Monitoring of occurance and diversity of weed beets J. Soukup, J. Holec Česká zemědělská univerzita Summary: In 2001, monitoring of weed beet occurance was conducted in sugar beet fields in the Czech Republic. Morphological and genetical variabilty was studied in selected sugar beet fields with weed beet weediness.

THE USE OF BIOTECHNOLOGICAL METHODS FOR SELECTION OF SUGAR BEET BIOTYPES RESISTANT TO FUSARIUM SP.

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

Využití biotechnologických metod pro selekci biotypů cukrovky, odolných proti Fusarium sp. V. Redko, Ŕ. Nurmukhammedov, Ň. Nedyak, Ŕ. Syumka The Institute of Sugar Beet Research UAAS, Ukraine Summary: The article suggests methods of in vitro evaluation and selection of sugar beet breeding materials resistant to the fungi of Fusarium Lk:Fr. genus (F. culmorum, F. oxysporum, F. solani, F.

TESTOVÁNÍ VITALITY OSIVA CUKROVKY UPRAVENÉHO RŮZNÝMI METODAMI

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

Vigour testing of sugar beet seeds prepared using different methods A. Orzeszko-Rywka Warsaw Agricultural University, Department of Plant Physiology Summary: Influence of method of sugar beet seed preparation on seed vigour and in consequence on a root yield were determined. Object of experiments were nonpelleted seeds of Polish sugar beet varieties: PN Mono1, Jastra and Jamira.

PROPERTIES OF PELLET AFFECTING SUGAR BEET SEED GERMINATION

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

Vlastnosti pelet ovlivňující klíčení řepného osiva S. Podlaski Warsaw Agricultural University (SGGW) Summary: Profile of sugar beet seed and pellet water uptake, water diffusion coefficient and intensity of respiration of pelleted and naked seed after removing the pellet were presented. Pellets of sugar beet seeds differed in ability of water uptake and water diffusion coefficient.

PŘÍČINY ROZDÍLNÉ VZCHÁZIVOSTI CUKROVKY A JEJÍ VZTAH K VÝNOSŮM

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

Causality of different sugar beet field emergence and its reference to the yields V. Švachula, J. Pulkrábek, J. Šroller, J. Zahradníček Česká zemědělská univerzita v Praze Summary: By the help of regression analysis on the selected experimental places positive dependence of mean sugar beet yields on mean percentage of field emergence of examined varieties was demonstrated.

MOŽNOSTI GENETICKÝCH MODIFIKACÍ U CUKROVÉ ŘEPY

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

The possibilities of genetic modifications by sugar beet D. Bečka, L. Jozefyová Česká zemědělská univerzita v Praze Summary: In the early 1990s, China became as the first country to grow a GM crop, a virus-resistant tobacco variety. In 1994, tomato variety Flavr-Savr became the first genetically modified food crop to be produced and consumed in an industrialized country.

REZERVY VE VYUŽITÍ VÝNOSOVÉHO POTENCIÁLU ODRŮD CUKROVKY

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

Reserves in exploitation of yield ability of sugar beet varieties V. Švachula, J. Pulkrábek, J. Šroller, J. Zahradníček Česká zemědělská univerzita v Praze Summary: There are great reserves in the exploitation of the yield ability of sugar beet varieties grown in Czech Republic in the last 20 years (variance between varieties trials and farming practice).

ODRŮDY CUKROVKY A JEJICH ZKOUŠENÍ

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

Varieties of sugar beet and their testing V. Srba ÚKZÚZ, referát semenných okopanin, Sedlec Summary: Registration tests of sugar beet varieties have been organised by the department of variety testing. ÚKZÚZ in its five testing stations on 3-4 localities by accredited persons.

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