Fungi, bacteria and protozoa in soil from four arable cropping systems J. SchnürerM. ClarholmT. Rosswall OriginalPaper Pages: 119 - 126
Depth of root symbiont occurrence in soil R. A. VirginiaM. B. JenkinsW. M. Jarrell OriginalPaper Pages: 127 - 130
Chemical composition of cultures and natural samples of N2-fixing blue-green algae from rice fields P. A. RogerA. TirolI. Watanabe OriginalPaper Pages: 131 - 146
Potential for higher rates of denitrification in earthworm casts than in the surrounding soil B. H. SvenssonU. BoströmL. Klemedtson OriginalPaper Pages: 147 - 149
Effect of continuous maize-cropping on yield, organic carbon mineralization and phosphorus supply of savannah soils in western Nigeria O. J. Ayodele OriginalPaper Pages: 151 - 155
Microbial biomass and mineralization-immobilization of nitrogen in some agricultural soils F. AzamK. A. MalikF. Hussain OriginalPaper Pages: 157 - 163
15N studies on the transfer of legume-fixed nitrogen to associated cereals in intercropping systems D. D. PatraM. S. SachdevB. V. Subbiah OriginalPaper Pages: 165 - 171