Simulated cereal nitrogen uptake and soil mineral nitrogen after clover-grass leys A. NykänenT. SaloA. Granstedt Original paper 17 January 2009 Pages: 1 - 15
How do soil P tests, plant yield and P acquisition by Lotus tenuis plants reflect the availability of added P from different phosphate sources Rodolfo MendozaMaría del Carmen LamasIleana García Original Article 17 January 2009 Pages: 17 - 29
Methane and nitrous oxide emissions from rice paddy soil as influenced by timing of application of hydroquinone and dicyandiamide Xianglan LiXiaoyan ZhangKazuyuki Yagi Research Article 21 January 2009 Pages: 31 - 40
Modeling nitrate leaching on a cropped Andosol A. EndoS. MishimaK. Kohyama Research Article 23 January 2009 Pages: 41 - 61
Determination of nitrogen reduction levels necessary to reach groundwater quality targets in large river basins: the Weser basin case study, Germany F. WendlandH. BehrendtB. Tetzlaff Research Article 25 January 2009 Pages: 63 - 78
Nitrate and phosphorus loss from agricultural land: implications for nonpoint pollution O. E. OlarewajuM. T. AdetunjiI. M. Adekunle Original Article 06 February 2009 Pages: 79 - 85
Tied-ridging and fertilizer use for sorghum production in semi-arid Ethiopia Tewodros MesfinGebreyesus Brhane TesfahunegnMartha Mamo Research Article 07 February 2009 Pages: 87 - 94
Laboratory and greenhouse assessment of plant availability of organic N in animal manure R. S. AntilB. H. JanssenE. A. Lantinga original article Open access 07 February 2009 Pages: 95 - 106
Soil aggregates control N cycling efficiency in long-term conventional and alternative cropping systems Angela Y. Y. KongSteven J. FonteJohan Six Erratum 02 August 2009 Pages: 107 - 107