The students of Genetics and Plant Breeding are required to have an in-depth knowledge about classical and latest developments in the science of genetics, plant breeding and biotechnology. ln modifying and developing postgraduate course in Genetics and Plant Breeding, emphasis has been given to keep a balance among major components like basic genetics, cytogenetic, plant breeding, quantitative genetics, molecular biology and biotechnology. The courses in genetics includes principles of genetics, gene regulation and genetic control of plant reproduction. This book is intended as a reference book for under-graduate and post-graduate students for pursuing degree in Quantitative Genetics and Biometrical Techniques in Plant Breeding. The book covers basic and applied aspects of the subject. Contents: introduction; Molecular Marker; An introduction to Restoration Genetics; Life's Genetic Tree; Plant Reproduction-They'll Make More; Biological Control.