219-235
Review
Extracellular DNA in soil and sediment: fate and ecological relevance
G. Pietramellara, J. Ascher, F. Borgogni, M. T. Ceccherini and G. Guerri, et al.
237-251
Original Paper
Evaluation of rice–legume–rice cropping system on grain yield, nutrient uptake, nitrogen fixation, and chemical, physical, and biological properties of soil
Dwipendra Thakuria, Narayan C. Talukdar, Chandan Goswami, Samarendra Hazarika and Mohan C. Kalita, et al.
253-263
Original Paper
Biological nitrogen fixation in maize (Zea mays L.) by 15N isotope-dilution and identification of associated culturable diazotrophs
Adriana Montañez, Cecilia Abreu, Paul R. Gill, Gudni Hardarson and Margarita Sicardi
265-271
Original Paper
Ethylene oxidation, atmospheric methane consumption, and ammonium oxidation in temperate volcanic forest soils
Xingkai Xu and Kazuyuki Inubushi
273-280
Original Paper
The impact of increasing heavy metal stress on the diversity and structure of the bacterial and actinobacterial communities of metallophytic grassland soil
Lisa Bamborough and Stephen P. Cummings
281-287
Original Paper
Incorporation of nitrogen from crop residues into light-fraction organic matter in soils with contrasting management histories
Gary D. Bending and Mary K. Turner
289-296
Original Paper
Immobilization and mineralization of nitrogen in a saline and alkaline soil during microbial use of sugarcane filter cake amended with glucose
Ghulam Rasul, Ahtsham A. Khan, Khalid S. Khan and Rainer Georg Joergensen
297-304
Original Paper
Estimation of sulfur mineralization and relationships with nitrogen and carbon in soils
H. Niknahad Gharmakher, J. M. Machet, N. Beaudoin and S. Recous
305-313
Original Paper
Physicochemical, including spectroscopic, and biological analyses during composting of green tea waste and rice bran
Mohammad Ashik Iqbal Khan, Kihachi Ueno, Sakae Horimoto, Fuminori Komai and Kinji Tanaka, et al.
315-320
Short Communication
A new mycorrhizal helper bacterium,
Ralstonia
species, in the ectomycorrhizal symbiosis between
Pinus thunbergii
and
Suillus granulatus
Ryota Kataoka and Kazuyoshi Futai
321-328
Short Communication
Chemical, physical, and biochemical soil properties and plant roots as affected by native and exotic plants in Neotropical arid zones
Noemi Chacón, Ileana Herrera, Saúl Flores, José A. González and Jafet M. Nassar
329-333
Short Communication
N2 fixation by faba bean (
Vicia faba
L.) in a gypsum-amended sodic soil
Andrew P. Smith, Deli Chen and Phillip M. Chalk
335
Erratum
Response of soil organic matter dynamics to conversion from tropical forest to grassland as determined by long-term incubation
L. Schwendenmann and E. Pendall