The influence of peat extract onClostridium acetobutylicum W. M. FogartyJ. A. Ward Short Communication Pages: 534 - 537
The importance of non-symbiotic nitrogen-fixing micro-organisms in agriculture E. N. Mishustin OriginalPaper Pages: 545 - 554
Forest tree mycorrhiza — The conditions for its formation and the significance for tree growth and afforestation Erik Björkman OriginalPaper Pages: 589 - 610
Potential for increasing protein production by legume inoculation Roy C. Dawson OriginalPaper Pages: 655 - 673
Microbiological problems in the inoculation and nodulation of legumes R. A. Date OriginalPaper Pages: 703 - 725
Some Australian studies relating to the long-term effects of the inoculation of legume seeds F. J. Bergersen OriginalPaper Pages: 727 - 736