Changes in N and P availability and P fractions in Iwo soil from Nigeria under intensive cultivation J. A. AdepetuR. B. Corey OriginalPaper Pages: 309 - 316
Effect of clay, organic matter and CaCO3 content on zinc adsorption by soils S. P. TrehanG. S. Sekhon OriginalPaper Pages: 329 - 336
Application of Beaufils' diagnostic indices to maize data published in the literature irrespective of age and conditions M. E. Sumner OriginalPaper Pages: 359 - 369
Uptake and transport of lead by perennial ryegrass from flowing solution culture with a controlled concentration of lead S. C. JarvisL. H. P. JonesC. R. Clement OriginalPaper Pages: 371 - 379
Kinetics and reactions of hydrogen sulphide in solution of flooded rice soils K. A. Ayotade OriginalPaper Pages: 381 - 389
The effect of time of fertiliser-soil contact, distance of phosphate movement and fertiliser solubility on phosphate availability to early growth of lowland rice Kesorn PorananondP. G. E. Searle OriginalPaper Pages: 391 - 404
Influence of NaCl in the irrigation water on yield and quality of sweet pepper (Capsicum annuum) F. G. FernandezM. CaroA. Cerdá OriginalPaper Pages: 405 - 411
Influence of iron on the uptake of phosphorus by maize K. K. MathanA. Amberger OriginalPaper Pages: 413 - 422
Effects of drought and salinity on some growth-contributing parameters in wheat and barley H. M. El-SharkawiF. M. Salama OriginalPaper Pages: 423 - 433
Variations among woody plants in stomatal conductance and photosynthesis during and after drought W. J. DaviesT. T. Kozlowski OriginalPaper Pages: 435 - 444
The influence of fertilizers, soil organic matter and soil compaction on maize yields on the Surinam ‘Zanderij’ soils B. H. JanssenR. van der Weert OriginalPaper Pages: 445 - 458
Some observations on the root growth of young apple trees and their uptake of nutrients when grown in herbicided strips in grassed orchards D. Atkinson OriginalPaper Pages: 459 - 471
Relative growth and nutrient accumulation rates for tobacco C. David Raper Jr.David T. PattersonPaul J. Kramer OriginalPaper Pages: 473 - 486
Methods for the determination of toxic levels of manganese in glasshouse soils C. SonneveldS. J. VoogtP. A. Van Dijk OriginalPaper Pages: 487 - 497