The Variation of Animals and Plants under DomesticationNote 14 — Chapter XVII · ON THE GOOD EFFECTS OF CROSSING, AND ON THE EVIL EFFECTS OF CLOSE INTERBREEDING.Reading edition‘Journal R. Agricult. Soc.,’ vol. xiv., 1853, p. 212.◇Copy noteReturn to CHAPTER XVII. ON THE GOOD EFFECTS OF CROSSING, AND ON THE EVIL EFFECTS OF CLOSE INTERBREEDING.