D. J. ChalmersIrrigation Research Institute, Department of Agriculture, Tatura, Victoria, Australia, 3616
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,
P. D. Mitchell
P. D. MitchellIrrigation Research Institute, Department of Agriculture, Tatura, Victoria, Australia, 3616
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L. van Heek
L. van HeekIrrigation Research Institute, Department of Agriculture, Tatura, Victoria, Australia, 3616
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Contributor Notes
Received for publication September 22, 1980.
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.