Competition for ammonium between plant roots and nitrifying and heterotrophic bacteria and the effects of protozoan grazing F. J. M. VerhagenH. J. LaanbroekJ. W. Woldendrop Research Article Pages: 241 - 250
Root and leaf attributes accounting for the performance of fast- and slow-growing grasses at different nutrient supply Peter RyserHans Lambers Research Article Pages: 251 - 265
Effects of enhanced atmospheric CO2 and nutrient supply on the quality and subsequent decomposition of fine roots of Betula pendula Roth. and Picea sitchensis (Bong.) Carr. M. F. CotrufoP. Ineson Research Article Pages: 267 - 277
Reaction of incompatible isolate of Pyricularia grisea on rice leaves stripped of epicuticular wax reflects blast conduciveness of soils U. S. SinghR. S. ZeiglerJ. M. Bonman Research Article Pages: 279 - 286
Temporal changes in soil microbial biomass carbon in an arable soil. Consequences for soil sampling Ernst-August KaiserRainer MartensOtto Heinemeyer Research Article Pages: 287 - 295
Root length dynamics in agroforestry with Gliricidia sepium as compared to sole cropping in the semi-deciduous rainforest zone of West Africa Götz SchrothWolfgang Zech Research Article Pages: 297 - 306
Methane emission from a wetland rice field as affected by salinity H. A. C. Denier van der GonH. -U. Neue Research Article Pages: 307 - 313
Radiocaesium in an organic soil and the effect of treatment with the fungicide ‘Captan’ C. A. ShandM. V. CheshireN. Jamieson Research Article Pages: 315 - 322
Interaction between the root-lesion nematode Pratylenchus vulnus and the mycorrhizal association of Glomus intraradices and Santa Lucia 64 cherry rootstock J. PinochetC. CalvetC. Fernández Research Article Pages: 323 - 329
Response of irrigated mulberry (Morus alba L.) to VA-mycorrhizal inoculation under graded doses of phosphorus R. S. KatiyarP. K. DasR. K. Datta Research Article Pages: 331 - 337
The significance of antibiotic production by Pseudomonas aureofaciens PA 147-2 for biological control of Phytophthora megasperma root rot of asparagus F. L. CarruthersT. Shum-ThomasH. K. Mahanty Research Article Pages: 339 - 344
Loss of exudates from the roots of perennial ryegrass inoculated with a range of micro-organisms A. A. MehargK. Killham Research Article Pages: 345 - 349
Symbiotic effectiveness of Rhizobium meliloti at low root temperature Wendell A. RicePerry E. OlsenMandy M. Collins Research Article Pages: 351 - 358
Effects of timing and supply of nitrogen on nitrogen remobilization from vegetative organs and redistribution to developing seeds of sunflower P. J. HockingB. T. Steer Research Article Pages: 359 - 370
Expression of Frankia nif genes in nodules of Alnus glutinosa Katharina PawlowskiAntoon D. L. AkkermansTon Bisseling Research Article Pages: 371 - 376
Leaf development and phenology of Triticum aestivum and T. durum under different moisture regimes M. G. MosaadG. Ortiz-FerraraJ. Hamblin Short Communication Pages: 377 - 381