Zobrazeno 1 - 6
of 6
pro vyhledávání: '"H. B. Parks"'
Autor:
H. B. Parks
Publikováno v:
Journal of Economic Entomology. 25:506-513
The statement is made that for a proper explanation of the floral divisions of the Southwest an enumeration of the geological deposits must be given as the floral areas correspond more definitely to geological deposits than soil areas. An outline is
Autor:
H. B. Parks
Publikováno v:
Bee World. 6:153-154
Autor:
H. B. Parks
Publikováno v:
Science. 82:117-118
Autor:
H. B. Parks
Publikováno v:
American Fern Journal. 30:56
Autor:
H. B. Parks
Publikováno v:
Bee World. 7:113-113