Blar i Institutt for plante og miljøvitenskap (IPM) på forfatter "Bruaset, Arnstein"
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Norsk landbruksforskning : virkning av vekstomløp på potetenes nitrogengjødselbehov
Bærug, Ragnar (Journal issue, 1996)Omløpsforsøket ble startet i 1970 og avsluttet i 1990. Planen omfattet tre omløp: potet i monokultur, potet og korn hvert annet år og potet, korn og toårig graskløvereng. Forgrøden for potet i de tre omløpene var henholdsvis ... -
Norwegian Journal of Agricultural Sciences : a pioneer in the use of mathematical statistics in Norwegian agricultural research
Ringlund, Kåre (Journal issue, 1996) -
Norwegian Journal of Agricultural Sciences : above- and below-groundbiomassof boreal outlying hay-lands at the Solendet nature reserve, Central Norway
Aune, Egil Ingvar; Kubícek, Ferdinand; Moen, Asbjørn; et al. (Journal issue, 1996)Studies of the above- and below-ground biomass of the field-layer species were carried out in permanent plots in two communities of rich fen and two communities of wooded grassland at the Slendet nature reserve in the years ... -
Norwegian Journal of Agricultural Sciences : Birch dieback - caused by prolonged early spring thaws and subsequent frost
Braathe, Peder (Journal issue, 1995)The dieback of yellow birch (Beula alleghaniensis Britton) and white birch (B. papyrifera Marsh) has from the middle thirties been a mystery in Eastern Canada and Northeast US. The extent was enormous, covering an area of ... -
Norwegian Journal of Agricultural Sciences : comparison of different systems for classification of seven podzolized, sandy soils in southern Norway
Strand, Line Tau (Journal issue, 1995)The 1975 and 1992 versions of Soil Taxonomy, the 1988 version of the FAO-Unesco system, and the 1987 version of the Canadian System of Soil Classification were used to classify seven sandy soils with different degrees of ... -
Norwegian Journal of Agricultural Sciences : effects of slurry application on the microstructure of the surface layers of soils from northern Norway
Sveistrup, Tore E.; Marcelino, Vera; Stoops, Georges (Journal issue, 1995)Thin sections, prepared from undisturbed soil samples, were used to investigate the influence of surface application of fresh and aerated cattle slurry on the microstructure and composition of the topsoil. Virgin and ... -
Norwegian Journal of Agricultural Sciences : policies for reduced nutrient losses and erosion from Norwegian agriculture
Vatn, Arild; Bakken, Lars R.; Bleken, Maria Azzaroli; et al. (Journal issue, 1996)This report documents the results from an analysis of policy measures to reduce losses of nitrogen, phosphorus and soil from the agricultural sector to the environment. These kinds of losses are nonpoint, and standard ... -
Norwegian Journal of Agricultural Sciences : silviculture for fuelwood
Johansson, Dr. Tord; Frivold, Lars Helge; Groven, Rune; et al. (Journal issue, 1996)Management of birch forest growing in Nordic countries is presented. Biological characteristics of the two birch species: silver birch (Betula pendula Roth) and pubesccnt birch (Betula pubescens Ehrh.) are described. Natural ... -
Norwegian Journal of Agricultural Sciences : the Apelsvoll cropping system experiment
Eltun, Ragnar; Fugleberg, Ole (Journal issue, 1996)A cropping system experiment aimed at developing cropping systems which minimize nutrient leaching and maximize food quality and economy was started at Apelsvoll Research Centre in southeast Norway in 1990. The experiment ...