Full text not available. This article's full text was not recovered in the archive. The citation and links above point to the published record. Related research The Growth and Nutrition of Crithidia fasciculata Journal of General Microbiology · 1958 The Cytology of Pseudomonas spp. as Revealed by a Silver-Plating Staining Method Journal of General Microbiology · 1958 Formation of a Mixture of Antibiotic Substances including Antibiotics of a Polyene Character, by Strains of Actinomycetes Freshly Isolated from Soil Samples Journal of General Microbiology · 1958 Next article in this issue →The Growth and Nutrition of Crithidia fasciculata