Nitrite and ammonia assimilation by anaerobic continuous cultures of Escherichia coli.

Part I issued November 1974 PAGE Yeast Mutant Requiring an Organic Solvent for Growth. By F. KARST and F. Nitrite and Ammonia Assimilation by Anaerobic Continuous Cultures of Eschericlzia coli. By J. A. COLE, K. J. COLEMAN, B. E. COMPTON, B. M. KAVANAGH and C. W. The Utilization of' Nitrogen Sources by Aspergillus clavatus. By J. H. ROBINSON, C. Regulation of Aromatic Metabolism in Fungi: Selection of Mutants of the Yeast Regulation of' Aromatic Metabolism in the Fungi : Metabolic Control of the 3-0x0adipate Pathway -in the Yeast Rhodotorula mucilaginosa. By K. A. COOK and The Genetic Analysis of Resistance to Benomyl in Neurospora crassa. By K. BORCK Diterpenes from Nicotiana glutinosa and their Effect on Fungal Growth. By J. A. Polynucleotide Sequence Relationships among Plasmids of the I Compatibility ComPseudomonas aeruginosa Mutants Defective in Heptane Oxidation. By L. P. MACHAM The Effects of /I-Galactosidase Activity and Cyclic AMP on Lactose-accelerated Fungal Growth Rate and the Formation of Ethylene in Soil. By J. M. LYNCH and Nitrogen Fixation by the Ruman