海量图书期刊资源,随时随地畅享阅读乐趣
Nitrogen Level and Decomposition in Scots Pine Needle LitterBjörn Berg, Bengt Wessén and Gunnar Ekbohm · Oikos · 1982
Maximum decomposition limits of forest litter types: a synthesisBerg, Björn; Johansson, Maj-Britt; Ekbohm, Gunnar; McClaugherty, Charles; Rutigliano, Flora; Santo, Amalia Virzo De · Canadian Journal of Botany · 1996
Reduction of decomposition rates of scots pine needle litter due to heavy-metal pollutionBjörn Berg; Gunnar Ekbohm; Bengt Söderström; Håkan Staaf · 1991
Limit values for plant litter decomposing in two contrasting soils—influence of litter elemental compositionBjörn Berg; Amalia Virzo De Santo; Flora Angela Rutigliano; Angelo Fierro; Gunnar Ekbohm · 2003
Decomposition of litter and soil organic matter—can we distinguish a mechanism for soil organic matter buildup?Berg, Björn; Mcclaugherty, Charles; De Santo, Amalia Virzo; Johansson, Maj‐Britt; Ekbohm, Gunnar · Scandinavian Journal of Forest Research · 1995
Decomposing needle litter in <i>Pinus contorta</i> (lodgepole pine) and <i>Pinus sylvestris</i> (scots pine) monocultural systems — is there a maximum mass loss?Berg, Björn; Ekbohm, Gunnar · Scandinavian Journal of Forest Research · 1993
DNA and ascomycete systematicsEriksson, Ove E. · Canadian Journal of Botany · 1995
COLONY DIFFERENTIATION IN EUDORINAGoldstein, Melvin · Canadian Journal of Botany · 1967
<i>Seimatosporium rossicum</i> anam.-sp.nov.Raj, T. R. Nag; Mel'nik, V. · Canadian Journal of Botany · 1990
Megasporogenesis and microsporogenesis in <i>Vicia faba</i>Mitchell, John P. · Canadian Journal of Botany · 1975
AEROBIOLOGICAL SAMPLING METHODS FROM AIRCRAFTKelly, C. D.; Pady, S. M.; Polunin, Nicholas · Canadian Journal of Botany · 1951
TOBACCO ETCH VIRUS IN ONTARIOStover, R. H. · Canadian Journal of Botany · 1951
OBSERVATIONS ON QUATERNARY AMMONIUM DISINFECTANTSChaplin, C. E. · Canadian Journal of Botany · 1951
Ecosystem health and integrity?Wicklum, D.; Davies, Ronald W. · Canadian Journal of Botany · 1995