• 已选条件：
  • × 1920
  • × North America
 全选  【符合条件的数据共：2条】

1 American honey plants; together with those which are of special value to the beekeeper as sources of pollen. [开放图书]

作者:Pellett, Frank Chapman, 1879-1951

丛书:New York Botanical Garden, LuEsther T. Mertz Library contributed to BHL

关键词:Honey plants;North America

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：52 下载：21  ]    

2 American animals; a popular guide to the mammals of North America north of Mexico, with intimate biographies of the more familiar species, by Witmer Stone and William Everett Cram. [开放图书]

作者:Stone, Witmer. 1866-1939@@Cram, William Everett, 1871-

丛书:American Museum of Natural History Library contributed to BHL

关键词:Mammals;59.9(7);...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：60 下载：37  ]