1. Edible Portion:Tubers, Root, Vegetable, Bulbils A yam with a long angular vine. It can climb 15 m high. The stems are square and twine to the right around support sticks. Thestem does not have spines. It is often coloured green or purple. The leaves are heart shaped and borne in pairs along the...
  2. 19-01-1976 File: Download [PDF File] Author(s): Martin, Franklin W. Subject(s): Yams. Format: ii, 40 p. Language: English Publisher: Agricultural Research Service, U.S. Dept. of Agriculture in cooperation with Agency for International Development Year: 1976 Series: USDA agriculture handbooks Rights: This...