Formation and pathological anatomy of frost rings in conifers injured by late frosts
Rhoads, A.S.
Formation and pathological anatomy of frost rings in conifers injured by late frosts - Washington 1923 - 1-16 p. - Anatomy, Pathology, Frost United States Department of Agriculture. Bulletin No. 1131 .
Formation and pathological anatomy of frost rings in conifers injured by late frosts - Washington 1923 - 1-16 p. - Anatomy, Pathology, Frost United States Department of Agriculture. Bulletin No. 1131 .