Relative contribution of surface and edge to ion absorption by leaf discs B. K. GaurM. A. PerdomoR. Ramirez Short Communication Pages: 509 - 513
Nitrogen supply, apical dominance and branch growth inPinus radiata G. M. Will Short Communication Pages: 515 - 517
Enzyme induction in ion absorption by plants: An experimental approach G. FerrariD. Nisato Short Communication Pages: 519 - 523
Utilization of cutin by a pseudomonad isolated from soil Lester HankinP. E. Kolattukudy Short Communication Pages: 525 - 529
Effect of root disturbance on the amino acid concentrations of young tomato leaflets G. R. Dixon Short Communication Pages: 531 - 534
Different behaviour of crop species in phosphate absorption Y. P. Kalra Short Communication Pages: 535 - 539
Root exudates of rice seedlings. The influence of one variety on another M. K. SadhuT. M. Das Short Communication Pages: 541 - 546
Manganese toxicity in pasture legumes N. V. TruongC. S. AndrewG. L. Wilson OriginalPaper Pages: 547 - 560
Growth of perennial ryegrass (Lolium perenne L.) in relation to water, nitrogen, and light intensity R. J. LuxmooreR. J. Millington OriginalPaper Pages: 561 - 574
The nutritional role ofLupinus arboreus in coastal sand dune forestry Ruth L. Gadgil OriginalPaper Pages: 575 - 593
Gel formation on nodal root surfaces ofZea mays. Some observations relevant to understanding its action at the root-soil interface Robert A. FloydA. J. Ohlrogge OriginalPaper Pages: 595 - 606
Effect of ethylenediamine di (o-hydroxyphenylacetic acid) application to soil columns on the distribution of certain nutrient elements in the water-soluble, acid-soluble and exchangeable forms A. M. ElgalaR. H. Maier OriginalPaper Pages: 607 - 617
Zusammenhänge zwischen der Eisenaufnahme und dem Eisentransport in der Pflanze Moawad Abdallah Moawad OriginalPaper Pages: 619 - 625
Der Einfluss des Eisens auf den Proteinstoffwechsel in der Pflanze Moaward Abdallah Moawad OriginalPaper Pages: 627 - 641
The comparative uptake and translocation by plants of calcium, strontium, barium and radium II.Triticum vulgare (wheat) K. A. Smith OriginalPaper Pages: 643 - 651
Effect of organic materials addition on transformation of added manganese dioxide to alkali calcareous soils I. GhanemM. M. El-GabalyV. Tadros OriginalPaper Pages: 653 - 661
Young secondary vegetation and soil interactions in Izabal, Guatemala Luis E. TergasHugh L. Popenoe OriginalPaper Pages: 675 - 690
Studies on the growth and phosphatase activities inSuaeda fructicosa Rafiq AhmadEric J. Hewitt OriginalPaper Pages: 691 - 696
Iron absorption by wheat roots as a function of distance from the root tip T. E. F. WeavindJ. F. Hodgson OriginalPaper Pages: 697 - 705
The effects of root temperature and Ca supply on the growth and transpiration of cotton seedlings (Gossypium hirsutum, L.) L. E. Nelson OriginalPaper Pages: 721 - 729
Foliar applications of nitrogen to slash pine seedlings P. J. EberhardtW. L. Pritchett OriginalPaper Pages: 731 - 739
Behaviour of iron and manganese chelates in calcareous soils and their effectiveness for plants R. BoxmaA. J. de Groot OriginalPaper Pages: 741 - 749
Temperature-dependent root-nodule formation in pea cv. Iran T. A. Lie Short Communication Pages: 751 - 752
The classification and frequency of ectotrophic mycorrhizas onPinus radiata D. Don. in New Zealand V. Mejstrik Short Communication Pages: 753 - 756
An observation on the influence of different levels of nitrogen on the incidence of rust disease of pearl millet (Pennisetum typhoides Stapf & Hubb.) D. KandasamyK. SivaprakasamC. S. Krishnamurthy Short Communication Pages: 757 - 760