Denitrification under different cultivated plants: effects of soil moisture tension, nitrate concentration, and photosynthetic activity L. R. Bakken OriginalPaper Pages: 271 - 278
Seeding vs. vegetative propagations of the stem-nodulating green manure Sesbania rostrata M. BeckerJ. K. LadhaJ. C. G. Ottow OriginalPaper Pages: 279 - 281
Nitrogen contribution by leucaena (Leucaena leucocephala) prunings to maize in an alley cropping system K. MulongoyM. K. van der Meersch OriginalPaper Pages: 282 - 285
Interference with soil phosphatase activity by maize herbicidal treatment and incorporation of maize residues P. PerucciL. ScarponiM. Monotti OriginalPaper Pages: 286 - 291
Effect of different ecological conditions on the mud snail (Cipangopaludina japonica) in submerged paddy soil Y. KuriharaK. -I. Kadowaki OriginalPaper Pages: 292 - 297
Light microscopical visualization of diazotrophs on and in roots by immunogold-silver staining B. ReinholdT. Hurek OriginalPaper Pages: 298 - 301
Litter decomposition in beech forests — effects of excluding tree roots H. Staaf OriginalPaper Pages: 302 - 305
Interaction of Bradyrhizobium sp. with an antagonistic actinomycete in culture medium and in soil M. BarrionM. Habte OriginalPaper Pages: 306 - 310
Effect of heavy metals on growth and survival of Macrophomina phaseolina (Tassi) Goid. R. C. DubeyR. S. Dwivedi OriginalPaper Pages: 311 - 314
Influence of biopores on root growth, water uptake and grain yield of wheat (Triticum aestivum) based on predictions from a computer model B. E. JakobsenA. R. Dexter OriginalPaper Pages: 315 - 321
Extractability of cellulases in forest litter and soil C. A. McClaughertyA. E. Linkins OriginalPaper Pages: 322 - 327
Seasonal changes and the effects of fertiliser on some chemical, biochemical and microbiological characteristics of high-producing pastoral soil S. U. SarathchandraK. W. PerrottJ. E. Waller OriginalPaper Pages: 328 - 335
Influence of varied soil microbial and inorganic nutrient conditions on the growth and vesicular-arbuscular mycorrhizal colonization of little bluestem [Schizachyrium scoparium (Michx.) Nash] H. -A. SeoR. C. AndersonA. E. Liberta OriginalPaper Pages: 336 - 340
Influence of smoke exposure on soil enzyme activities and nitrification S. W. LiJ. K. FredricksonJ. E. Rogers OriginalPaper Pages: 341 - 346
Evaluation of 15N-isotope dilution for measurement of nitrogen fixation in chickpea (Cicer arietinum L.) K. E. GillerM. R. SudarshanaO. P. Rupela OriginalPaper Pages: 347 - 351
Grain yield response of Zea mays (hybrid AE 703) to Azotobacter chroococcum H23 M. V. Martinez-ToledoJ. Gonzalez-LopezA. Ramos-Cormenzana Short Communication Pages: 352 - 353
Symbiotic effectiveness of streptomycin-resistant Rhizobium spp. mutants of chickpea (Cicer arietinum L.) R. ChandraR. P. Pareek Short Communication Pages: 354 - 355