Претраживање
Приказ резултата 21-30 од 205
Current study and new technologies in field crops protection / Aktuelna istraživanja i nove tehnologije u zaštiti ratarskih biljaka
(Institut za ratarstvo i povrtarstvo, Novi Sad, 2007)
In 2005 and 2006, the agent of tan spot, Pyrenophora tritici-repentis, was registered in high intensities in several locations u Serbia. Under conditions of natural infection, lowest disease intensities were observed in ...
Nitrogen and sugar content variability in tubers of Jerusalem artichoke (Helianthus tuberosus) / Varijabilnost sadržaja azota i šećera u krtolama topinambura (Helianthus tuberosus)
(Društvo genetičara Srbije, Beograd, 2009)
Several nutritive values for tubers of 114 Jerusalem artichoke (Helianthus tuberosus) populations were evaluated during 2006. The used material is a part of wild sunflower species collection at the Institute of field and ...
Influence of insecticide seed treatment on pollinator and harmful insects visit to sunflower / Uticaj tretiranja semena suncokreta insekticidima na posetu oprašivača i štetnih insekata
(Društvo selekcionara i semenara Republike Srbije, Beograd, 2010)
Sunflower yield is related to many factors and one of those factors is insecticide seed treatment. Aim of this research was to analyze the influence of insecticide seed treatment on pollinator and harmful insect visit, as ...
Genetic specificity of magnesium nutrition in sunflower / Genetska specifičnost sadržaja magnezijuma u divljim vrstama i hibridima suncokreta
(Matica srpska, Novi Sad, 2008)
Magnesium content was analyzed in five of the most grown sunflower hybrids in Serbia, as well as in different populations of wild sunflower species: Helianthus agrophyllus (5), Helianthus annuus (4), Helianthus neglectus ...
Screening wild sunflower species and F1 interspecific hybrids for resistance to broomrape
(Institut za ratarstvo i povrtarstvo, Novi Sad, 2010)
Broomrape has become one of the most important threats to the cultivated sunflower. New sources of resistance genes are needed to maintain sunflower production. The objective of this research was to evaluate accessions of ...
Effect of herbicides on cultivated sunflower infield in vitro conditions / Uticaj herbicida na gajeni suncokret u poljskim uslovima i in vitro
(Institut za ratarstvo i povrtarstvo, Novi Sad, 2002)
Possibility of use of in vitro method for testing effect of herbicides on sunflower was estimated by comparing the reaction of hybrid NS-H-413 and its parent inbred lines to three different herbicides and their concentrations ...
Effects of genotype and growing conditions on several parameters of sunflower attractiveness to bees / Uticaj genotipa i uslova gajenja na neke parametre atraktivnosti suncokreta prema pčelama
(Institut za ratarstvo i povrtarstvo, Novi Sad, 2003)
Analyzed in the paper were the effects of genotype, fertilizer application and microclimate on nectar production and availability, bee attendance and sunflower seed yields. Four sunflower hybrids (Velja, NS-H-45, NS-H-111 ...
Effect of location and harvesting date on yield and 1,000-seed weight of different sunflower genotypes
(Romanian Agricultural Research, 2012)
The effect of harvesting date on yield and 1,000-seed weight in sunflower genotypes was studied in India and Serbia. Harvest period began seven days after pollination and was performed on 10 occasions. The genotypes had ...
Combining abilitys for yield components in sunflower / Način nasleđivanja visine biljke i prečnika glave kod suncokreta (Helianthus annuus L.)
(Društvo selekcionara i semenara Republike Srbije, Beograd, 2004)
In order to develop new single-cross sunflower hybrids with an altered plant model and a high genetic potential for seed yield and oil content, it is essential to study the combining abilitys of the inbred lines. Full ...
Significance of cytogenetic research in sunflower and rapeseed breeding / Značaj citogenetskih istraživanja u oplemenjivanju suncokreta i uljane repice
(Institut za ratarstvo i povrtarstvo, Novi Sad, 2010)
Cytogenetic research of sunflower and rapeseed has a century long tradition. Chromosome number and morphology were studied at first in species from the Helianthus and Brassica genera, and than their cytotaxonomy and ...