Sesbania rostrata as a green manure for lowland rice: Growth, N2 fixation,Azorhizobium sp. inoculation, and effects on succeeding crop yields and nitrogen balance J. K. LadhaS. MiyanM. Garcia OriginalPaper Pages: 191 - 197
Grouping of soil bacteria by analysis of colony formation on agar plates T. HashimotoT. Hattori OriginalPaper Pages: 198 - 201
Microdetermination of protease activity in humic bands of different sizes after analytical isoelectric focusing B. CeccantiM. Bonmati-PontP. Nannipieri OriginalPaper Pages: 202 - 206
Asymbiotic dinitrogen fixation by tundra in the Imnavait Creek drainage, Alaska, USA I. S. KayR. A. Virginia OriginalPaper Pages: 207 - 212
Competitiveness and persistence of strains ofRhizobium phaseoli introduced into a Moroccan sandy soil A. HilaliJ. AuragE. L. Schmidt OriginalPaper Pages: 213 - 218
Ability of free-living cells ofBradyrhizobium japonicum to denitrify in soils G. A. BreitenbeckJ. M. Bremner OriginalPaper Pages: 219 - 224
The effects of mancozeb and lindane on the soil microfauna of a spruce forest: A field study using a completely randomized block design W. PetzW. Foissner OriginalPaper Pages: 225 - 231
Cyanide production by rhizobacteria as a possible mechanism of plant growth inhibition S. AlströmR. G. Burns OriginalPaper Pages: 232 - 238
The effects of feeding byOniscus asellus (Isopoda) on nutrient cycling in an incubated hardwood forest soil C. R. MorganS. C. SchindlerM. J. Mitchell OriginalPaper Pages: 239 - 246
Soil and detrital carbon dynamics following forest cutting in the Southern Appalachians K. G. MattsonW. T. Swank OriginalPaper Pages: 247 - 253
Long-term effects of different inorganic pollutants on nitrogen transformations in a sandy cambisol B. -M. Wilke OriginalPaper Pages: 254 - 258
Hydrogen metabolism and nitrogen fixation of soybean (Glycine max. L.) inoculated with different strains ofRhizobium spp. A. KimouJ. J. Drevon OriginalPaper Pages: 259 - 262
Crop growth and nitrogen transformations in wheat (Triticum aestivum L.) planted after wetland rice (Oryza sativa L.) P. E. BaconE. H. HoultD. Alter OriginalPaper Pages: 263 - 268
Variation in nitrogen fixation among populations ofFrankia sp. andCeanothus sp. in actinorhizal association D. L. NelsonC. F. Lopez OriginalPaper Pages: 269 - 274
Evaluation of nitrogen fixation by different strains of theAzolla-Anabaena symbiosis in the presence of a high level of ammonium N. OkoronkwoC. van HovelD. L. Eskew OriginalPaper Pages: 275 - 278
Growth and survival of cowpea bradyrhizobia in various carrier materials F. Y. HafeezM. IdrisK. A. Malik OriginalPaper Pages: 279 - 282