This special re-print edition of Edward East and Donal Jones' book "Inbreeding and Outbreeding: Their Genetic and Sociological Significance" is a guide to the subject of breeding plants and animals through methods of inbreeding and outcrossing. Written in 1919 by two of the leading professsors on the subject of their day, this text includes details about the art of breeding animals and plants for production or other purposes. Chapters include Reproduction Among Plants and Animals, The Mechanism of Reproduction, The Mechanism of Heridity, Mathematical Considerations of Inbreeding, Inbreedig Experiments With Plants and Animals, Hybrid Vigor or Heterosis, Conceptions As To Cause of Hybrid Vigor, Sterility and Its Relation To Inbreeding and Crossbreeding, The Role of Inbreeding and Outbreeding in Evolution, The Value of Inbreeding and Outbreeding in Plant and Animal Improvement and more. This will be found to be a valuable resource to breeders of of all types of livestock and farm animals. Note: This edition is a perfect facsimile of the original edition and is not set in a modern typeface. As a result, some type characters and images might suffer from slight imperfections or minor shadows in the page background.