Arid lands in transition: [papers]

International Conference on Arid Lands in a Changing World (1969 : University of Arizona)
Washington : American Association for the Advancement of Science, [1970]

Change in agriculture.

International Seminar on Change in Agriculture (1968 : University of Reading)
New York : Praeger Publishers, [1970]

Climate's impact on food supplies : strategies and technologies for climate-defensive food productio

Boulder, Colo. : Westview Press, 1981.

Colloquium on Plants and Population : Is There Time?

Colloquium on Plants and Population: Is There Time? (1998 : Irvine, Calif.)
Washington, D.C. : National Academy of Sciences, 1999.

Global Challenges and Directions for Agricultural Biotechnology : workshop report

Global Challenges and Directions for Agricultural Biotechnology : Mapping the Course (Workshop) (2004 : Washington, D.C.), author.
Washington, D.C. : National Academies Press, [2008]