The social and economic implications of large-scale introduction of new varieties of foodgrain :

The social and economic implications of large-scale introduction of new varieties of foodgrain : summary of conclusions of a global research project / United Nations Research Institute for Social Development - Geneva : The Institute, 1975. - ix, 55 p. : ill. ; 21 cm. - Report - United Nations Research Institute for Social Development ; no. 74.1 .

At head of title: United Nations Research Institute for Social Development.

Includes bibliographical references.

338.1/6