Претраживање
Приказ резултата 1-10 од 20
The analysis of soil compaction influence on wheat yield on headlands and inner part of fields
(Agronomski Fakultet Sveucilista U Zagrebu, 10000 Zagreb, 2008)
This paper shows the results of analysis of soil compaction influence on wheat yield on headland and inner part of a field, chemical and biological changes in soil. During the 5 years investigation, soil compaction at ...
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 ...
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 ...
Effect of systemic seed treated insecticides on sunflower yield
(Page Press Publications, 2008)
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 ...
Correlation between macronutrient content and sunflower resistance to Sclerotinia sclerotiorum measured by sclerotia infection of stem
(Paris : International Sunflower Association, 2008)
Nutrition of plants has a substantial impact on the predisposition of plants to be attacked or affected by pests and diseases. Since availability and nutrient quantity in the host plants is a limiting factor for Sclerotinia ...
Pesticide residues in fruit samples on the market of the Republic of Serbia 2005/2007
(Berlin : Federal Institute for Risk Assessment, 2008)
The fruit consumption nowadays is increasing around the world, almost 170 kg/person/year [1] present, the pesticides are widely used for fruit protection and their excessive use may be harmful to people’s health so the ...
Pesticide in apple samples on the market of Republic of Serbia 2004-2007
(Sofia : Plant Protection Institute, 2008)
The residues of pesticides in fruit are the consequence of their direct application in the agricultural production. In order to comprehend in what condition
the pesticide residues in fruit are and how hazardous they are ...
New sunflower hybrids tolerant of tribenuron-methyl
(Paris : International Sunflower Association, 2008)
Discovery of a tribenuron-methyl resistant wild Helianthus annuus L. population (ANN-KAN) reated an opportunity for expansion of a sunflower herbicide resistance breeding program. The aim of this work was the creation of ...
Towards Sclerotinia resistance – In vitro screening of wild sunflower species
(Paris : International Sunflower Association, 2008)
This paper presents the work on testing the possibility of the use of in vitro screening for determination of wild Helianthus species resistance to Sclerotinia. For this purpose, micropropagated plants of different accessions ...