Abstract
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Contributor Notes
Received for publication Sept. 4, 1981. Scientific Paper No. 6023. College of Agriculture, Washington State University, Pullman, Projects 0369 and 0488. This work was supported by National Science Foundation Grant No. 79-0537 and from an Institutional Biomedical Research Support Grant.
The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper therefore must be hereby marked advertisement solely to indicate this fact.
To whom reprint requests should be sent.
The authors gratefully acknowledge the assistance of Don Jacobson, Jacobson’s Greenhouse, Spokane, Wash.
Abstract
