1. Editorial

   EditorialNotes Pages: i - i

2. Candida lipolytica mutants defective in an acyl-CoA synthetase

   • Atsuo Tanaka
   • Takeshige Hagihara
   • Saburo Fukui

   Biotechnology Pages: 79 - 86

3. Sulphate-reducing bacteria in paper machine waters and in suction roll perforations

   • J. Soimajärvi
   • M. Pursiainen
   • J. Korhonen

   Biotechnology Pages: 87 - 93

4. Improvement in amyloglucosidase production following genetic recombination of Aspergillus niger strains

   • C. Ball
   • A. J. Lawrence
   • K. B. Morrison

   Industrial Microbiology Pages: 95 - 102

5. Investigations on the genetics of foaming in wine yeasts

   • R. J. Thornton

   Industrial Microbiology Pages: 103 - 107

6. Rapid determination of the purity of yeast cultures by flow cytometry

   • K.-J. Hutter
   • H. E. Eipel
   • H. Hettwer

   Industrial Microbiology Pages: 109 - 112

7. Studies on the aminopeptidase test for the distinction of gram-negative from gram-positive bacteria

   • G. Cerny

   Industrial Microbiology Pages: 113 - 122

8. Rapid method for distinction of gram-negative from gram-positive bacteria

   • T. Gregersen

   Industrial Microbiology Pages: 123 - 127

9. Evidence of an endogenous germinant in spores of a strain of Dictyostelium purpureum

   • Anthony R. Coco
   • Joseph M. Kornfeld

   Industrial Microbiology Pages: 129 - 132

10. Experimental study on the growth of Salmonella and coli-aerogenes bacteria in pure and mixed cultures, in a fermentor, in two different enrichment media: Sodium selenite and tetrathionate broth

    • B. Hugues
    • M. Plissier
    • J. Gaissa

    Food Microbiology Pages: 133 - 141

11. Behaviour of proteolytic Clostridium botulinum types A and B near the lower temperature limits of growth

    • J. P. P. M. Smelt
    • H. Haas

    Food Microbiology Pages: 143 - 154