Biotechnology is the science of the future of man. The areas of research that are directly relevant include food production, plant propagation, forest management, tree breeding, renewable energy resources, pharmaceutical, research and development, and other vital areas that would contribute to the efforts towards plenty and prosperity for the benefit and welfare of all mankind. Biotechnology and plant genetics have given us the green revolution, the white (milk) revolution, the yellow (oilseeds) revolution and are now poised to provide solutions in more focused areas. The present publication attempts to provide the student and researcher in the field of biotechnology and plant genetics, the basic approaches and issues involved in the developments and discoveries associated with the science. The volume will make an indispensable aid to further study and research.