Simulation of nutrient uptake by a growing root system considering increasing root density and inter-root competition E. HofflandH. S. BloemhofJ. A. Nelemans OriginalPaper Pages: 149 - 155
Nitrate accumulation by wheat (Triticum aestivum) in relation to growth and tissue N concentrations R. G. ZhenR. A. Leigh OriginalPaper Pages: 157 - 160
Rhizosphere pH along different root zones of Douglas-fir (Pseudotsuga menziesii), as affected by source of nitrogen A. J. Gijsman OriginalPaper Pages: 161 - 167
Interaction between nitrate assimilation in shoots and nitrate uptake by roots of soybean (Glycine max) plants: Role of carboxylate B. TouraineN. GrignonC. Grignon OriginalPaper Pages: 169 - 174
Influence of phosphate status on phosphate uptake kinetics of maize (Zea mays) and soybean (Glycine max) A. JungkC. J. AsherD. Meyer OriginalPaper Pages: 175 - 182
Using a mechanistic model to evaluate the effect of soil pH on phosphorus uptake S. A. BarberJen-Hshuan Chen OriginalPaper Pages: 183 - 186
Effects of Glomus fasciculatum and isolated rhizosphere microorganisms on growth and phosphate uptake of Plantago major ssp. pleiosperma R. Baas OriginalPaper Pages: 187 - 193
Soluble carbohydrates in roots of leek (Allium porrum) plants in relation to phosphorus supply and VA mycorrhizas F. AmijeeD. P. StribleyP. B. Tinker OriginalPaper Pages: 195 - 198
Benefit and cost analysis and phosphorus efficiency of VA mycorrhizal fungi colonizations with sorghum (Sorghum bicolor) genotypes grown at varied phosphorus levels P. S. RajuR. B. ClarkJ. W. Maranville OriginalPaper Pages: 199 - 204
The significance of the magnesium to manganese ratio in plant tissues for growth and alleviation of manganese toxicity in tomato (Lycopersicon esculentum) and wheat (Triticum aestivum) plants J. Le BotM. J. GossE. A. Kirkby OriginalPaper Pages: 205 - 210
Growth enhancement by silicon in cucumber (Cucumis sativus) plants depends on imbalance in phosphorus and zinc supply H. MarschnerH. OberleV. Römheld OriginalPaper Pages: 211 - 219
Zinc deficiency and pollen fertility in maize (Zea mays) P. N. SharmaC. ChatterjeeC. P. Sharma OriginalPaper Pages: 221 - 225
Mechanical impedance increases aluminium tolerance of soybean (Glycine max) roots W. J. HorstF. KlotzP. Szulkiewicz OriginalPaper Pages: 227 - 231
Effects of aluminium on tap-root elongation of soybean (Glycine max), cowpea (Vigna unguiculata) and green gram (Vigna radiata) grown in the presence of organic acids S. SuthipraditD. G. EdwardsC. J. Asher OriginalPaper Pages: 233 - 237
Effect of low pH of the root medium on proton release, growth, and nutrient uptake of field beans (Vicia faba) S. SchubertE. SchubertK. Mengel OriginalPaper Pages: 239 - 244
Nitrogen fixation of lucerne (Medicago sativa) in an acid soil: The use of rhizotrons as a model system to simulate field conditions J. W. M. PijnenborgT. A. Lie OriginalPaper Pages: 245 - 249
Response of tomatoes (Lycopersicon esculentum) to an unequal distribution of nutrients in the root environment C. SonneveldW. Voogt OriginalPaper Pages: 251 - 256
Fertilizer nitrogen budgets of 15N-labelled sugarbeet (Beta vulgaris) tops and Na 15NO3 dressings split-applied to winter wheat (Triticum aestivum) in microplots on a loam soil J. P. DestainE. FrançoisJ. Guiot OriginalPaper Pages: 257 - 259
Effect of nitrogen on thiocyanate content of Brassica oleracea var. acephala leaves J. A. Chweya OriginalPaper Pages: 261 - 263
Studies on potassium-magnesium interaction in coconut (Cocos nucifera) M. Jeganathan OriginalPaper Pages: 265 - 271
Energy flow in an apple plant-aphid (Aphis pomi De Geer) (Homoptera: Aphididae) ecosystem, with respect to nitrogen fertilization C. H. RutzU. HugentoblerJ. J. Oertli OriginalPaper Pages: 273 - 279
Influence of potassium nutrition on concentrations of water soluble carbohydrates, potassium, calcium, and magnesium and the osmotic potential in sap extracted from wheat (Triticum aestivum) ears during preanthesis development M. KrummV. MoazamiP. Martin OriginalPaper Pages: 281 - 285
Source: sink relationships in potato (Solanum tuberosum) as influenced by potassium chloride or potassium sulphate nutrition H. BeringerK. KochM. G. Lindhauer OriginalPaper Pages: 287 - 290
Starch synthesis in potato (Solanum tuberosum) tubers: Activity of selected enzymes in dependence of potassium content in storage tissue M. G. LindhauerM. A. R. De Fekete OriginalPaper Pages: 291 - 295
Weather, nitrogen-supply and growth rate of field vegetables D. J. GreenwoodD. A. StoneA. Draycott OriginalPaper Pages: 297 - 301
Modelling potassium uptake by wheat (Triticum aestivum) crops P. SewardP. B. BarracloughP. J. Gregory OriginalPaper Pages: 303 - 307
Simulation of fertilizer influence on yield and quality of potato (Solanum tuberosum) tubers by nonlinear optimization method H. KolbeWei-Li ZhangL. Ballüer OriginalPaper Pages: 309 - 313