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In recent years alarm has been raised from different corners of the universe about the pollution of environment through several agencies including those due to presence of heavy metals from different sources. The amount of certain heavy metals or pollutants is being increased with time in bio, geo, atmos, and hydrospheric systems either from human activities or from natural sources. Use of metal enriched chemicals, fertilizer, and organic amendments repeatedly causing contamination at a large scale by means of sewage sludge and waste water. These increase the entry of toxic metals into the...

This book compiles the technique of sand culture for growing experimental plants based on the meticulous application of inorganic chemistry is initially same as used in Long Ashton Research Station, Bristol (U.K.) and standardized under Indian conditions. Methods used in this book have been tested and are in current use in our laboratory. Although we had taken enough care to include operational details, it is necessary for the teachers, individual scientist/ research scholar and M.Sc. students to get conversant with the methods proper. It is hoped that the book will be of value to teachers,...