Influence of management practices on soil organic matter, microbial biomass and cotton yield in Alabama's “Old Rotation” I. A. EntryC. C. MitchellC. B. Backman Original Paper Pages: 353 - 358
Effect of earthworms on molybdenum-depending activities U. TomatiE. GalliL. Pasetti Original Paper Pages: 359 - 361
Soil surface disturbances in cold deserts: effects on nitrogenase activity in cyanobacterial-lichen soil crusts J. Belnap Original Paper Pages: 362 - 367
Influence of spatial root distribution, organic nitrogen mineralization and fertilizer application on soil interlayer ammonium C. MarzadoriL. Vittori AntisariC. Gessa Original Paper Pages: 368 - 373
Soil mesofauna dynamics, wheat residue decomposition and nitrogen mineralization in buried litterbags M. J. Vreeken-BuijsL. Brussaard Original Paper Pages: 374 - 381
Influence of soil properties on the population and activity of geophagous earthworms after five years of bare fallow K. AuerswaldS. WeigandC. Philipp Original Paper Pages: 382 - 387
Impact of elevated CO2 on mycorrhizal associations and implications for plant growth A. Hodge Original Paper Pages: 388 - 398
Release and consumption of nitrogen by snail feces in Negev Desert soils E. ZaadyM. ShachakP. M. Groffman Original Paper Pages: 399 - 404
Nematodes and their relationship to forest dynamics: I. Species and trophic groups I. ArmendárizP. Arpin Original Paper Pages: 405 - 413
Nematodes and their relationship to forest dynamics: II. Abundance and morphometric variability of Monochida related to changes in humus forms P. ArpinI. Armendáriz Original Paper Pages: 414 - 419
Effect of an artificial soil mix from coal fly ash and sewage sludge on soil microbial activity J. W. C. WongK. M. Lai Original Paper Pages: 420 - 424
Nitrogen fixation and CO2 exchange in soybeans (Glycine max L.) inoculated with mixed cultures of different microorganisms V. P. ShabayevV. Yu. SmolinV. A. Mudrik Original Paper Pages: 425 - 430
Biomass and nutrient cycling in bamboo (Bambusa bambos) plantations of tropical areas P. ShanmughavelK. Francis Original Paper Pages: 431 - 434
Azospirillum spp. participation in dry matter partitioning in grasses at the whole plant level Y. BashanJ. G. Dubrovsky Original Paper Pages: 435 - 440
Nodulation and estimation of symbiotic nitrogen fixation by herbaceous and shrub legumes in Guinea savanna in Nigeria N. SangingaA. OkogunL. E. Wirkom Original Paper Pages: 441 - 448
N2 fixation and growth of legumes as affected by sulphur fertilization H. W. SchererA. Lange Original Paper Pages: 449 - 453
Amelioration of water stress effects on wetland rice by urea-N, plant growth regulators, and foliar spray of a diazotrophic bacterium Klebsiella sp. S. S. RaziS. P. Sen Original Paper Pages: 454 - 458
Nitrogen acquisition by pea and barley and the effect of their crop residues on available nitrogen for subsequent crops E. S. Jensen Original Paper Pages: 459 - 464
