Sigma+ An Advanced Cotton Management System

H. E. Lemmon, N. Chuk, V. Reddy, B. Acock, Ya. Pachepsky, D. Timlin, M. Van Venuchten, J. Simuned, T. Vogel


Sigma+ is a computer system designed to advise cotton growers regarding optimum times of irrigation, time and amount of fertilization, and harvest date. In its essence, Sigma+ is a sophisticated computer model which simulates the growth of the cotton plant from the time it emerges until the time it is harvested.

Reprinted from Proceedings of the 1994 Beltwide Cotton Conferences pg. 589
©National Cotton Council, Memphis TN

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Document last modified Sunday, Dec 6 1998