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Wheat (Triticum aestivum L.) is the world's most staple food crop as well as most consumed cereal. Several biotic and abiotic factors cause yield loss of wheat production. Among several pathogens damaging wheat crop, rust pathogens are the most prevalent. They are reported from all wheat growing countries and causes a severe damage to the wheat production worldwide. There are three types of rust majorly affect wheat production in India: leaf rust caused by Puccinia recondita, stem rust by Puccinia graminis triticii and stripe rust by Puccinia striformis. Identification of rust resistant...

During recent years, rapid increase in population coupled with fast urbanization is causing serious environmental problems, including the production and release of considerable amounts of toxic waste materials into environment. Among all the heavy metals, arsenic (As) and cadmium (Cd) are highly bioactive and toxic elements and their presence at elevated levels in soils and drinking water is threatening the food safety and human health. This book describes the consequences of As and Cd toxicity in soil, plants, animals and humans. "