Mardi Gras Ballroom Salons A, B, C & D (New Orleans Marriott)
Wednesday, January 10, 2007
4:30 PM - 10:00 PM
Mardi Gras Ballroom Salons A, B, C & D (New Orleans Marriott)
Thursday, January 11, 2007
10:00 AM - 10:00 PM
Mardi Gras Ballroom Salons A, B, C & D (New Orleans Marriott)
Friday, January 12, 2007
8:00 AM - 5:00 PM

Using a Chlorophyll Meter to Predict Mid-season Nitrogen Fertilizer Rate for Cotton

David J. Dunn1, W.E. Stevens1, P. Scharf2, and Luciane F. Oliveira2. (1) University of Missouri-Delta Center, P.O. Box 160, Portageville, MO 63783, (2) University of Missouri-Columbia, Plant Sciences Division, 108 Waters Hall, Columbia, MO 65211

In a three-year field-scale N rate experiment, with two soil zones (sandy and loamy), chlorophyll meter readings in early July were strongly related to the most profitable mid-season N fertilizer rate.

Poster (.pdf format, 46.0 kb)