Претраживање
Приказ резултата 11-20 од 126
Weed populations in maize as affected by crop rotation and primary soil tillage
(Journal of Plant Diseases & Proctection, Supplement, 2008)
A seven year field study was conducted in south-western Slovakia to investigate the effects of different soil tillage intensities and crop rotation patterns on weed density, weed species composition and diversity, and weed ...
The influence of an ecological and a low input system on weed density, weed diversity and weed competition in spring barley
(Journal of Plant Diseases & Proctection, Supplement, 2008)
The field trial was carried out over the period 2000-2005 at the experimental station of the Research Institute of Plant Production in Western Slovakia. The purpose of the study was to investigate weed density and diversity ...
Vetch (Vicia spp) expansion and use in Australia / Ekspanzija i korišćenje grahorice (Vicia spp) u Australiji
(Institut za stočarstvo, Beograd, 2005)
Effect of species and variety on the content of macroelements and micronutrients in lettuce
(International Society for Horticultural Science, 2002)
The nutritional importance of fresh lettuce lies in the high content of bioactive substances among which macroelements and micronutrients take a special place. We studied 10 lettuce varieties from two species: Lactuca ...
Mogućnosti genetičke kontrole otpornosti prema volovodu (Orobanche cumana L.) na suncokretu kod nas i u svetu / Possibilities for genetic control of sunflower resistance to broomrape (Orobanche cumana L.) at domestic and international levels
(Beograd : Društvo genetičara Srbije, 2004)
Suncokret napada volovod (Orobanche cumana L). Glavni centri napada volovoda na suncokretu su zemlje oko Crnog Mora (Rusija, Ukrajina, Moldavija, Rumunija, Bugarska i Turska). Drugi centar gde volovod napada suncokret i ...
Protein pea in animal feeding / Proteinski grašak u ishrani domaćih životinja
(Institut za stočarstvo, Beograd, 2005)
Line x tester analysis for plant height and head diametar in sunflower (Helianthus annuus)
(Paris : International Sunflower Association, 2004)
One of the prime tasks of sunflower breeding is the development of inbred lines by interspecific hybridization in order to obtain high-yielding and stable hybrids. This study used seven new divergent (A) CMS inbreds obtained ...
Traits related with tolerance to excess boron in wheat
(World Scientific Publ Co Pte Ltd, Singapore, 2009)
Excess boron can limit the plant growth and yield, particularly in and and semiarid environments. Sixty wheat genotypes were included in the trial in order to investigate the relationship among traits related to tolerance ...
Monitoring health / quality of soils near industrial zones in the Vojvodina Province / Monitoring zdravlja / kvaliteta zemljišta u blizini industrijskih zona Vojvodine
(Bor : Univerzitet u Beogradu, Tehnički fakultet Bor, 2008)
Microorganisms, a heterogeneous and most numerous group of soil organisms, cover 60 to 90% of the total soil metabolic activity. Their number, activity and biodiversity are reliable indicators of soil health/quality. High ...
Microbial activity - indicator of effect nickel on biological activity of soil / Mikrobiološka aktivnost - indikator uticaja nikla na biogenost zemljišta
(Bor : Univerzitet u Beogradu, Tehnički fakultet Bor, 2005)
Our study showed that the Ni concentration of 2,0 mg Ni kg-1 soil significantly reduced the total number of microorganisms and the numbers of ammonifiers, actinomycetes and fungi. The number of Azotobacter was increased ...