Publikasjoner
NIBIOs ansatte publiserer flere hundre vitenskapelige artikler og forskningsrapporter hvert år. Her finner du referanser og lenker til publikasjoner og andre forsknings- og formidlingsaktiviteter. Samlingen oppdateres løpende med både nytt og historisk materiale. For mer informasjon om NIBIOs publikasjoner, besøk NIBIOs bibliotek.
2008
Forfattere
Arnfinn Nes Bjørn Hageberg Jørn Haslestad Rune HagelundSammendrag
The cultivar `Veten" has for many years been nearly the only red raspberry cultivar grown in Norway. The cultivation methods have therefore been developed and adapted to this cultivar. In later years the cultivar `Glen Ample" has become the most used cultivar. This cultivar also grows vigorously, but has a different growth habit from `Veten". The primocanes grow taller and the laterals are longer so the rows are mostly very high and dense. An experiment was established to find the optimal cane height and density for growing high quality raspberry of this cultivar. The experiment was established in a four-year-old field with `Glen Ample" in the spring of 2004. The canes were fixed to two wires that were 90 cm apart and every second cane was fixed to each wire. The canes were topped two buds above the wire, and the height of the wires was either 140 cm or 160 cm. Different cane densities were established by leaving 6, 8 or 10 canes per meter row at pruning early in the spring. There was no interaction between the experimental factors neither on berry size nor yield. The 20 cm difference in cane height did neither affect yield nor berry size. Cane density showed significant effects on yield. Crop per cane and per hectar increased with cane density. Berry size was not affected. The berries were, however, 20 per cent bigger the second year when the field was under polyethylene tunnels.
Sammendrag
In greenhouse rose production, there is a trend towards the use of extreme long days (up to 24 hours lighting) and high light intensity to reduce problems with powdery mildew. Continuous lighting has been found to have adverse effects on some insects as well. The effect of continuous lighting on the survival, development and fecundity of the greenhouse whitefly, Trialeurodes vaporariorum on cut roses was investigated in climatic chambers with artificial light at 21oC and 70% RF. Compared to whiteflies exposed to 20:4 hours L:D, whiteflies exposed to continuous lighting had lower egg and larval/pupal survival, and lower fecundity and female longevity. Egg and egg-adult developmental time was only slightly affected.
Sammendrag
In greenhouse rose production, there is a trend towards the use of extreme long days (up to 24 hours lighting) and high light intensity to reduce problems with powdery mildew. Continuous lighting has been found to have adverse effects on some insects as well. The effect of continuous lighting on the survival, development and fecundity of the greenhouse whitefly, Trialeurodes vaporariorum on cut roses was investigated in climatic chambers with artificial light at 21oC and 70% RF. Compared to whiteflies exposed to 20:4 hours L:D, whiteflies exposed to continuous lighting had lower egg and larval/pupal survival, and lower fecundity and female longevity. Egg and egg-adult developmental time was only slightly affected.
Sammendrag
Informasjon om dyrevelferdsaktivitet i Bioforsk Økologisk, ANIPLAN kalv og SWATIC sept 2008.
Forfattere
Inger Sundheim FløistadSammendrag
Info fra prosjektet, spesielt om forsøket i Lier
Populærvitenskapelig – Ingen hjelp av biostimulanter for rotutviklinga på Sør Arena
Trygve S. Aamlid
Forfattere
Trygve S. AamlidSammendrag
Våren 2007 var det store problemer med rotutviklinga på nyetablerte Sør Arena. Denne artikklen gir resultater fra et forsøk der ulike biostimulaner ble gitt til blader og/eller jord for for å få gressrøttene til å gå dypere. Produktene førte til en midlertidig bedring av grønnfargen, men hadde ingen virkning på rotdanninga i løpet av den 4 uker lange forsøksperioden.
Forfattere
R. Halvorsen T. Andersen H.H. Blom A. Elvebakk R. Elven L. Erikstad G. Gaarder A. Moen P.B. Mortensen A. Norderhaug K. Nygaard T. Thorsnes F. Ødegaard M. Mjelde K.J. NorderhaugSammendrag
Inndeling av økosystem-hovedtyper i grunntyper (bunn- og marktyper).
Forfattere
Rune Halvorsen Tom Andersen Hans Blom Arve Elvebakk Reidar Elven Lars Erikstad Geir Gaarder Asbjørn Moen Pål Buhl Mortensen Ann Norderhaug Kari Nygaard Terje Thorsnes Frode Ødegaard Marit Mjelde Kjell Magnus NorderhaugSammendrag
Det er ikke registrert sammendrag
Forfattere
R. Halvorsen T. Andersen H.H. Blom A. Elvebakk R. Elven L. Erikstad G. Gaarder A. Moen P.B. Mortensen Ann Norderhaug K. Nygaard T. Thorsnes F. Ødegaard M. Mjelde K.J. NorderhaugSammendrag
Inndeling i økosystem-hovedtyper
Forfattere
Rune Halvorsen Tom Andersen Hans Blom Arve Elvebakk Reidar Elven Lars Erikstad Geir Gaarder Asbjørn Moen Pål Buhl Mortensen Ann Norderhaug Kari Nygaard Terje Thorsnes Frode Ødegaard Marit Mjelde Kjell Magnus NorderhaugSammendrag
Det er ikke registrert sammendrag