This is a concise laboratory handbook, useful to all those with an interest in histology, histochemistry, cytology Endocrinology and ecology. It is one of the few books that give practical laboratory methodology. The methods are detailed completely in a step by step format that allows the laboratory workers to perform any procedure reference to secondary sources. There are numerous techniques-each specifically detailing a biochemical and microbiological methods of preparation or analysis to enable the researcher, technician students, with the need of library search to analyses a biological preparation. Not only all reagents are specified, but the exact methods of preparation are delineated so that no further calculations are necessary.