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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 ...
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 ...
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)
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 ...
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 ...
Current status of broomrape (Orobanche cumana Wallr) in Serbia
(Paris : International Sunflower Association, 2008)
Broomrape is the parasitic plant that presents the major problem in sunflower production in Serbia. Since its first appearance in our country the species Orobanche cumana Wallr had been responsible for considerable yield ...
Changes in seed oil content of sunflower (Helianthus annuus L.) as affected by harvesting date
(Paris : International Sunflower Association, 2008)
The paper studied the effect of harvesting date on seed oil accumulation in three sunflower genotypes. Harvesting began seven days after pollination and continued at three to four day intervals until ten harvests were ...
Gene effects and combining abilities of sunflower morphophysiological traits
(Paris : International Sunflower Association, 2008)
The development of sunflower hybrids with high genetic potentials for seed and oil yields requires
information on the GCA and SCA for agronomically important traits in the F1 generation. In this study were used seven new ...