References
- Dracup , M. N. H. , Barrett‐Lennard , E. G. , Greenway , H. and Robson , A. D. 1984 . Effect of phosphorus deficiency on phosphatase activity of cell walls from roots of subterranean clover . J. Exp. Bot. , 35 : 466 – 480 .
- Gardner , W. K. , Parbery , D. G. and Barber , D. A. 1982 . The acquisition of phosphorus by Lupinus albus L. II. The effect of varying phosphorus supply and soil type on some characteristics of the soil/root interface . Plant and Soil , 68 : 33 – 41 .
- Godo , G. H. and Reisenauer , H. M. 1980 . Plant effects on soil manganese availability . Soil Sci. Soc. Am. J. , 44 : 993 – 995 .
- Graham , J. H. , Leonard , R. T. and Menge , J. A. 1981 . Membrane‐mediated decrease in root exudation responsible for phosphorus inhibition of vesicular‐arbuscular mycorrhiza formation . Plant Physiol. , 68 : 548 – 552 .
- Häussling , M. , Leisen , E. , Marschner , H. and Römheld , V. 1985 . An improved method for non‐destructive measurements of the pH at the root‐soil interface (rhizosphere) . J. Plant Physiol. , 117 : 371 – 375 .
- Hedley , M. J. , Nye , P. H. and White , R. E. 1982 . Plant‐induced changes in the rhizosphere of rape (Brassica napus cv. Emerald) seedlings. II . Origin of the pH change. New Phytol. , 91 : 31 – 44 .
- Helal , H. M. and Sauerbeck , D. 1984 . Zur Veränderung organischer Fraktionen des Bodenphosphors in Wurzel nähe . Mitt. Dtsch. Bodenkdl. Ges. , 39 : 29 – 34 .
- Kraffczyk , I. , Trol 1 denier , G. and Beringer , H. 1984 . Soluble root exudates of maize: Influence of potassium supply and rhizosphere microorganisms . Soil Biol. Biochem. , 16 : 315 – 322 .
- Marschner , H. and Römheld , V. 1983 . In‐vivo measurement of root‐induced pH changes at the soil‐root interface: Effect of plant species and nitrogen source . Z. Pflanzenphysiol. , 111 : 241 – 251 .
- Marschner , H. , Römheld , V. , Horst , W. J. and Martin , P. 1986 . Root‐induced changes in the rhizosphere: Importance for the mineral nutrition of plants . Z. Pflanzenernaehr. Bodenk. , 149 : 441 – 456 .
- Moraghan , J. T. and Freeman , T. J. 1978 . Influence of FeEDDHA on growth and manganese accumulation in flax . Soil Sci. Soc. Am. J. , 42 : 455 – 460 .
- Nye , P. H. 1986 . “ Acid‐base changes in the rhizosphere ” . In Advances in Plant Nutrition , Edited by: Tinker , B. and Läuchli , A. Vol. 2 , 129 – 153 . New York : Praeger Scientific .
- Römheld , V. and Marschner , H. 1986 . “ Mobilization of iron in rhizosphere of different plant species ” . In Advances in Plant Nutrition , Edited by: Tinker , B. and Läuchli , A. Vol. 2 , 155 – 204 . New York : Praeger Publishers .
- Römheld , V. , Müller , Ch. and Marschner , H. 1984 . Localization and capacity of proton pumps in roots of intact sunflower plants . Plant Physiol. , 76 : 603 – 606 .
- Sijmons , P. C. , van den Briel , W. and Bienfait , H. F. 1984 . Cytosolic NADPH is the electron donor for extracellular Fe III reduction in iron‐deficient bean roots . Plant Physiol. , 75 : 219 – 221 .
- Takagi , S. , Notnoto , K. and Takemoto , T. 1984 . Physiological aspect of mugineic acid, a possible phytosiderophore of graminaceous plants . J. Plant Nutr. , 7 : 469 – 477 .
- Welp , G. , Herrn , U. and Brummer , G. 1983 . Einfluß von Bodenreaktion, Redoxbedingungen und organischer Substanz auf die Phosphatgehalte der Bodenlösung . Z. Pflanzeneraehr. Bodenk. , 146 : 38 – 52 .