Arizona researchers attending the 2012 Beltwide include from left: Kevin Bronson, USDA-ARS, plus Sam Wang (speaker) and Pedro Andrade of the University of Arizona Maricopa Agricultural Center – all from Maricopa.
Californians at Beltwide include from left: Steve Wright, University of California Cooperative Extension (UCCE), Tulare; Hal Moser, Bayer CropScience, Shafter; and Bob Hutmacher (speaker), UCCE, Five Points.
The SPAD meter measures nitrogen content in cotton leaves.
