Underground crops : long-term trends in production of roots and tubers / Douglas Horton ; with a note on the quality and interpretation of African data by Paul Dorosh.
By: Horton, Douglas.
Contributor(s): International Potato Center | Winrock International Institute for Agricultural Development | Food and Agricultural Organisation.
Material type:
"This book is the outcome of collaboration between the International Potato Center (CIP) and Winrock International"--Pref.
"Tables in this publication are based on previously unpublished data from the Food and Agriculture Organization of the United Nations"--Pref.
Chiefly tables.
Includes bibliographical references.
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