A. Beshir El AhmadiDepartment of Vegetable Crops, University of California, Davis, CA 95616
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M. Allen Stevens
M. Allen StevensDepartment of Vegetable Crops, University of California, Davis, CA 95616
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Contributor Notes
Received for publication August 14, 1978.
The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper must therefore be hereby marked advertisement solely to indicate this fact.
Present address. Sennar Research Station, Agricultural Research Corporation, Sennar, Sudan.