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Abstract Field experiments with 12 winter wheat cultivars, which differed in N grain concentration, were established with three variants of N fertilisation (N0 = 0 kg N/ha, N1 = 100 kg N/ha, N2 = 200 kg N/ha) in the vegetative years 2004/05 and 2005/06 in Piestany (Borovce). The aims of...
Abstract This paper evaluates the selected population-biological characteristics and size structure of invasive neophyte Asclepias syriaca in three habitat types (abandoned vineyards, grassland and road side) in the district of Veľký Krtíš in Central Slovakia. Three permanent research plots (1 m...
Abstract This study highlights the effect of drought and ambient temperature on performance and herbage quality of legume monocultures and grass-legume mixtures. In a field experiment, the total dry matter yield, seasonal pattern of dry matter yield distribution, content of crude protein and...
Abstract Active aluminium contents in agricultural soils of Slovakia were evaluated in the frame of partial-monitoring system - soil. The soil samples were taken in 5 years regular intervals from depths of 0-0.10 and 0.35-0.45 m. In the dry homogenised samples, soil reaction (pH in CaCl 2 ),...
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