1. Promises of biotechnologies and the developing countries

   • E. J. Da Silva
   • A. Sasson

   Guest Editorial Pages: 115 - 118

2. Potential role of engineered microbes to de-toxify chemical pollutants

   • S. Balajee
   • A. Mahadevan

   Review Pages: 119 - 134

3. Response of Groundnut (Arachis hypogaea L.) to inoculation withRhizobium strains isolated from wild arboreal legumes

   • S. S. Wange

   Research Papers Pages: 135 - 141

4. Immunogenicity of cell extract proteins in pulmonary nocardiosis

   • V. Punj
   • M. S. Kalra
   • K. S. Singh

   Research Papers Pages: 143 - 148

5. Physiological characteristics of four methylotrophic bacteria and their potential use in single-cell protein production

   • I. M. Banat
   • N. Al-Awadhi
   • I. Y. Hamdan

   Research Papers Pages: 149 - 159

6. Effect of night temperature and photoperiod on growth, nodulation and nitrogen fixation inLotus tenuis

   • P. A. Balatti
   • D. O. Giménez

   Research Papers Pages: 161 - 167

7. Cassava-fermenting organisms

   • Donald Nwankwo
   • Edith Anadu
   • Ralph Usoro

   Research Papers Pages: 169 - 179

8. Influence of insecticide residues on growth and activity ofStreptococcus diacetilactis andLeuconostoc cremoris

   • A. A. Hofi
   • A. E. Fayed
   • M. N. I. Magdoub

   Research Papers Pages: 181 - 186

9. Mashing trials of two Nigerian sorghum varieties using thermostable microbial pullulanase

   • F. J. C. Odibo
   • S. K. C. Obi

   Research Papers Pages: 187 - 192

10. Microbial degradation of lactate under methanogenic conditions

    • Matilde Soubes
    • Lucía Muxí
    • Ana Fernandez

    Research Papers Pages: 193 - 198

11. Penetration ofCampylobacter jejuni at different storage temperatures in membranes and contents of cracked eggs

    • Anita Chaudhary
    • L. K. Gupta
    • Saroj Sharma

    Research Papers Pages: 199 - 204

12. Production of β-glucosidase byCladosporium resinae

    • A. Ahluwalia
    • J. K. Gupta
    • Prince Sharma

    Research Papers Pages: 205 - 215

13. Microbiology of the fermentation ofTelfaria seeds for ogiri production

    • F. J. C. Odibo
    • A. I. Umeh

    Research Papers Pages: 217 - 222

14. The microbial flora of sugary kefir grain (the gingerbeer plant): biosynthesis of the grain fromLactobacillus hilgardii producing a polysaccharide gel

    • M. Pidoux

    Research Papers Pages: 223 - 238

15. Le metabolisme du soufre dans la rhumerie

    • L. Fahrasmane
    • Berthe Gandu-Parfait
    • F. Bazile

    Research Papers Pages: 239 - 245

16. Influence of the ionic form of mineral salts on growth of faba bean andRhizobium leguminosarum

    • M. M. El-Shinnawi
    • Nafisa A. El-Saify
    • Tayseer M. Waly

    Research Papers Pages: 247 - 254

17. Conjugative plasmid coding for the metabolism of 2-chlorobenzoic acid byPseudomonas aeruginosa

    • H. Singh
    • R. S. Kahlon

    Short Communication Pages: 255 - 258

18. Characterization of yeasts isolated from spontaneously fermenting fresh olive effluents

    • G. Bambalov
    • C. Israilides
    • St. Tanchev

    Short Communication Pages: 259 - 261

19. Announcements

    Announcement Pages: 263 - 263