• publisher: Washington [Govt. print. off.]
  • creator: Hartley, Carl Pierce, 1887- [from old catalog] Pierce, Roy Gifford, 1884- [from old catalog] joint author
  • contributor: Pierce, Roy Gifford, 1884- [from old catalog] joint author.
  • Keyword: Conifers. Damping-off diseases.
  • years: 1917.
  • pages: 32 p.
  • class: SB741.D3
  • download: pdf file