Effects of defoliation height on regrowth of timothy and meadow fescue in the generative and vegetative phases of growth

by P. VIRKAJÄRVI
Published 2008-12-01

Effects of repeated phosphorus fertilisation on field crops in Finland 2.Sufficient phosphorus application rates on silty and sandy soils

by I. SAARELA, H. HUHTA, P. VIRKAJÄRVI
Published 2008-12-01

Effect of nitrogen fertilization, grass species and cultivar on sod production on Valkeasuo peat bog - a case study

by P. VIRKAJÄRVI, H. HUHTA, H. TUURI
Published 2008-12-01

Comparison of part-time grazing and indoor silage feeding on milk production

by A. SAIRANEN, H. KHALILI, P. VIRKAJÄRVI
Published 2008-12-01

Sward and milk production response to early turnout of dairy cows to pasture in Finland

by P. VIRKAJÄRVI, A. SAIRANEN, J.I. NOUSIAINEN
Published 2008-12-01

Nitrous oxide production in boreal soils with variable organic matter content at low temperature – snow manipulation experiment

by T. Sparrman, P. J. Martikainen, M. Öquist, J. Hytönen, P. Virkajärvi, M. Maljanen
Published 2009-11-01

Carbon dioxide exchange of a perennial bioenergy crop cultivation on a mineral soil

by S. E. Lind, N. J. Shurpali, O. Peltola, I. Mammarella, N. Hyvönen, M. Maljanen, M. Räty, P. Virkajärvi, P. J. Martikainen
Published 2016-03-01

Seasonal and diurnal variation in CO fluxes from an agricultural bioenergy crop

by M. Pihlatie, Ü. Rannik, S. Haapanala, O. Peltola, N. Shurpali, P. J. Martikainen, S. Lind, N. Hyvönen, P. Virkajärvi, M. Zahniser, I. Mammarella
Published 2016-10-01