Phosphorus fractions in montane forest soils of the Cordillera de Piuchué, Chile: biogeochemical implications Suzanne M. ThomasArthur H. JohnsonAmishi Joshi OriginalPaper Pages: 139 - 148
Timing of nitrogen uptake affects winter storage and spring remobilisation of nitrogen in nectarine (Prunus persica var. nectarina) trees Massimo TagliaviniPeter MillardBruno Marangoni OriginalPaper Pages: 149 - 153
Soil nitrogen dynamics and relationships with maize yields in a gliricidia–maize intercrop in Malawi Susan T. IkerraJumanne A. MaghembeRoland J. Buresh OriginalPaper Pages: 155 - 164
The physical and chemical responses of a degraded sandy clay loam soil to cover crops in southern Nigeria M.E. Obi OriginalPaper Pages: 165 - 172
Competition between Subterranean Clover and Rygrass for uptake of 15N-labeled fertilizer A.E. MunozR.W. Weaver OriginalPaper Pages: 173 - 178
Root morphological and physiological plasticity of perennial grass species and the exploitation of spatial and temporal heterogeneous nutrient patches Bart FransenJaap BlijjenbergHans de Kroon OriginalPaper Pages: 179 - 189
Root distributions in a Grevillea robusta-maize agroforestry system in semi-arid Kenya D.M. SmithN.A. JacksonC.K. Ong OriginalPaper Pages: 191 - 205
Effects of irrigation on litterfall, fine root biomass and production in a semideciduous lowland forest in Panama Jaime CavelierS. Joseph WrightJohanna Santamaría OriginalPaper Pages: 207 - 213
The relation between fine root density and proximity of stems in closed Douglas-fir plantations on homogenous sandy soils: implications for sampling design A.F.M. OlsthoornJ.M. KlapJ.H. Oude Voshaar OriginalPaper Pages: 215 - 221
Silicon absorption by wheat (Triticum aestivum L.) Malik M. RafiEmanuel Epstein OriginalPaper Pages: 223 - 230
Premature senescence of cotton (Gossypium hirsutum L.) – Predominantly a potassium disorder caused by an imbalance of source and sink P. R. Wright OriginalPaper Pages: 231 - 239
Characterisation of structural tree root architecture using 3D digitising and AMAPmod software F. DanjonH. SinoquetM. Drexhage OriginalPaper Pages: 241 - 258
Does far-red light affect growth and mycorrhizas of Scots pine seedlings grown in forest soil? T.M. de la RosaT. LehtoP.J. Aphalo OriginalPaper Pages: 259 - 268
Phosphorus (P) acquisition of cereal cultivars in the field at three levels of P fertilization Tara S. GahooniaNiels E. NielsenOle B. Lyshede OriginalPaper Pages: 269 - 281