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Report of the Planning conference on developments in the control of potato viruses held at CIP-Lima, Peru, November 14-18, 1977 / [contrib. by R.A.C. Jones...et al.].
- Centro internacional de la papa,
- 1977.
- Lima :
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Social science research and training : report of the Planning conference on social science research and training held at CIP-Lima, Peru, August 8-12, 1977 / [contrib. by R. Wurster...et al.].
- Centro internacional de la papa,
- 1977.
- Lima :
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Report of the Planning conference on the utilization of the genetic resources of the potato II : held at CIP, Lima, Peru, October 24-28, 1977 / [contrib. by R.L. Sawyer...et al.].
- Centro internacional de la papa,
- 1977.
- Lima :