Isotope techniques to study phosphorus cycling in agricultural and forest soils: a review H. J. DiL. M. CondronE. Frossard Review Pages: 1 - 12
Relationships between soil penetration resistance and soif nematode burden in barley on Prince Edward Island L. M. EdwardsJ. Kimpinski Original Paper Pages: 13 - 17
Mycorrhizae, biocides, and biocontrol 3. Effects of three different fungicides on developmental stages of three AM fungi R. P. SchreinerG. J. Bethlenfalvay Original Paper Pages: 18 - 26
Uptake and toxicity of copper and zinc for the African earthworm,Eudrilus eugeniae (Oligochaeta) A. J. ReineckeS. A. ReineckeH. Lambrechts Original paper Pages: 27 - 31
Comparative soil quality in maize rotations with high or low residue diversity E. Franco-Vizcaíno Original Paper Pages: 32 - 38
Nitrogen immobilization and mineralization during initial decomposition of15N-labelled pea and barley residues E. S. Jensen Original Paper Pages: 39 - 44
Microbial biomass and activity in soil and litter underPinus sylvestris, Picea abies andBetula pendula at originally similar field afforestation sites O. PrihaA. Smolander Original Paper Pages: 45 - 51
Continuous defoliation of perennial ryegrass (Lolium perenne) and white clover (Trifolium repens) and associated changes in the composition and activity of the microbial population of an upland grassland soil J. L. MawdsleyR. D. Bardgett Original Paper Pages: 52 - 58
Evolution of humic substances from unripe compost during incubation with lignolytic or cellulolytic microorganisms and effects on the lettuce growth promotion mediated byAzotobacter chroococcum N. RequenaT. M. BacaR. Azcón Original Paper Pages: 59 - 65
Effects of yeast on the growth and reproduction of the saprophagous millipedePolydesmus angustus (Diplopoda, Polydesmidae) J. -F. DavidM. -L. Célérier Original Paper Pages: 66 - 69
Changes in concentration andδ 13C values of soil-trapped CH4 and C02 in flooded rice soil A. ChidthaisongI. Watanabe Original Paper Pages: 70 - 75
Estimation of nitrogen fixation in anAzolla-rice association using the nitrogen-15 isotope dilution technique Y. G. M. Galal Original Paper Pages: 76 - 80
Influence of arbuscular mycorrhizae and phosphorus fertilization on growth, nodulation and N2 fixation (15N) inMedicago sativa at four salinity levels R. AzcónF. El-Atrash Original Paper Pages: 81 - 86
Effect of soil treatment with cereal straw and method of crop establishment on field pea (Pisum sativum L.) N2 fixation J. EvansN. A. FettellP. M. Chalk Original Paper Pages: 87 - 95
Comparison of pyrites varying in water-soluble sulfur with gypsum for the reclamation of alkali soils under a rice-wheat rotation P. SharmaA. Swarup Original Paper Pages: 96 - 101
Density, biomass and vertical distribution ofAporrectodea caliginosa (Savigny 1826) (Oligochaeta, Lumbricidae) in Benghazi, Libya S. A. BennourG. A. Nair Original Paper Pages: 102 - 105
Relationships between microbial biomass and dissipation of 2,4-D and dicamba in soil G. VoosP. M. Groffman Original Paper Pages: 106 - 110
Evaluation of the acetylene inhibition method for measuring denitrification in soilless plant culture systems D. DaumM. K. Schenk Original Paper Pages: 111 - 117
Stable C and N isotope values of selected components of a tropical australian sugarcane ecosystem A. SpainR. Le Feuvre Original Paper Pages: 118 - 122
Effects of inoculation of cyanobacteria on nitrogen status and nutrition of rice (Oryza sativa L.) in an Entisol amended with chemical and organic sources of nitrogen T. K. GhoshK. C. Saha Original Paper Pages: 123 - 128
Growth and reproduction of the vermicomposting earthwormPerionyx excavatus as influenced by food materials M. C. MannaM. SinghP. N. Takkar Original Paper Pages: 129 - 132