Nitrogen Fertility and Soil Salinity in Drip Irrigated Cotton

D.A. Pennington and R. Briggs


 
ABSTRACT

Drip irrigation chances not only water application to a crop but many other aspects of crop management. The frequent, uniform, and efficient application of water provides a very effective vehicle for application of Nitrogen (N) and for salinity management. Efficient water application results in reduced leach ing which may result in salt build-up within the soil. Soil salinities were measured at the end of the 1982 growing season and were found to be well within cotton tolerances throughout the soil profile with little accumulation in both one- and two-year old production fields. Nitrogen application, petiole nitrate-nitrogen, and flowering characteristics from two differently managed drip irrigated production cotton fields are reported.



Reprinted from Proceedings of the 1983 Beltwide Cotton Production Research Conference pp. 49 - 50
©National Cotton Council, Memphis TN

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Document last modified Sunday, Dec 6 1998