1. Some factors affecting the mineralization of organic sulphur in soils

   • C. H. Williams

   OriginalPaper Pages: 205 - 223

2. Root-zone temperature effects on the early development of maize

   • Eric G. Beauchamp
   • D. J. Lathwell

   OriginalPaper Pages: 224 - 234

3. Sulfur content of alfalfa in relation to growth in filtered and unfiltered air

   • Albert Ulrich
   • M. A. Tabatabai
   • C. M. Johnson

   OriginalPaper Pages: 235 - 252

4. The production of a phytotoxin, nectrolide, by some root-surface isolates ofCylindrocarpon radicicola, Wr.

   • G. Evans
   • J. B. Cartwright
   • N. H. White

   OriginalPaper Pages: 253 - 260

5. Forms of organic nitrogen in clay-amended sand soil

   • J. Colom
   • A. R. Wolcott

   OriginalPaper Pages: 261 - 268

6. Soil drying and organic matter decomposition

   • W. O. Enwezor

   OriginalPaper Pages: 269 - 276

7. Inorganic soil phosphate fractions as related to soil-test values by common methods

   • P. K. Khanna

   OriginalPaper Pages: 277 - 284

8. Chromatographic transport through soils

   • M. J. Frissel
   • P. Poelstra

   OriginalPaper Pages: 285 - 302

9. Effect of associating anions on phosphorus retention in soil

   • D. L. Deb
   • N. P. Datta

   OriginalPaper Pages: 303 - 316

10. Root exudates of the rice plant in relation to akagare, a physiological disorder of rice

    • I. C. Mac Rae
    • Teresita F. Castro

    OriginalPaper Pages: 317 - 323

11. Greenhouse cucumber nutrition a growth analysis study

    • G. M. Ward

    OriginalPaper Pages: 324 - 332

12. Behaviour of photosynthetic products associated with growth and grain production in the rice plant

    • Shen Lian
    • A. Tanaka

    OriginalPaper Pages: 333 - 347

13. Nodulation and nitrogen-fixation byHippophaë rhamnoides L. in the field

    • W. D. P. Stewart
    • M. C. Pearson

    OriginalPaper Pages: 348 - 360

14. Studies on nutrition of Indian cereals

    • O. N. Mehrotra
    • N. S. Sinha
    • R. D. L. Srivastava

    OriginalPaper Pages: 361 - 368

15. The influence of foliar and substrate application of manganese on cotton

    • H. E. Joham
    • J. V. Amin

    OriginalPaper Pages: 369 - 379

16. Contamination of urban garden soils with copper, boron, and lead

    • D. Purves

    Short Communication Pages: 380 - 382

17. Extraction of triacontyl stearate from a soil

    • F. L. Himes
    • C. Bloomfield

    Short Communication Pages: 383 - 384

18. Counting emissions from potassium-42 in plant tissue with a liquid scintillation spectrometer

    • W. F. Nuttall
    • A. L. Carter
    • B. P. Warkentin

    Short Communication Pages: 385 - 388

19. A method for studying spatial relationships between the root systems of two neighbouring plants

    • M. Litav
    • John L. Harper

    Short Communication Pages: 389 - 392

20. An improved method for assessing soil-fungus population density

    • R. Rodriguez-Kabana

    Short Communication Pages: 393 - 396