genetics vs horticulture

genetics

noun
  • The genetic makeup of a specific individual or species. 

  • The branch of biology that deals with the transmission and variation of inherited characteristics, in particular chromosomes and DNA. 

horticulture

noun
  • The art or science of cultivating gardens; gardening. 

  • Small-scale agriculture. 

How often have the words genetics and horticulture occurred in a corpus of books? (source: Google Ngram Viewer )