Benjamin R. George

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The main factors limiting cane growth on farms participating in the Pongola irrigation scheme are inefficient irrigation practices, which commonly result in overapplication of water with the associated problems. Becausefew growers use the United States Department of Agriculture's (USDA) Class A evaporation pan, a system of irrigation scheduling was(More)
The notions of finite and infinite second-order characterizability of cardinal and ordinal numbers are developed. Several known results for the case of finite charac-terizability are extended to infinite characterizability, and investigations of the second-order theory of ordinals lead to some observations about the Fraenkel-Carnap question for well-orders(More)
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