silviculture vs woodcraft

silviculture

noun
  • The care and development of forests in order to obtain a product or provide a benefit; forestry. 

woodcraft

noun
  • Any of the skills related to a woodland habitat, especially those relating to outdoor survival; these skills collectively. 

  • The art or skill of wood carving. 

verb
  • To carve or craft from wood. 

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