Important forest insects and diseases of mutual concern to Canada, the United States and Mexico,

類似資料

• Forest insect and disease conditions in Canada.
  出版事項: (1981)
• Aerial control of forest insects in Canada /
  出版事項: (1975)
• Textbook of dendrology : covering the important forest trees of the United States and Canada /
  著者:: Harlow, William Morehouse, 1900-
  出版事項: (1968)
• Manual of the trees of North America (exclusive of Mexico) /
  著者:: Sargent, Charles Sprague, 1841-1927
  出版事項: (1961)
• Identification of the timbers of temperate North America : including anatomy and certain physical properties of wood /
  著者:: Record, Samuel J. (Samuel James), 1881-1945
  出版事項: (1934)