2012 Cotton Fungicide Trial Update
Channel: rjsagnews
Date: 2013-01-08

Cotton Fungicide Trial Update, R.J. Byrne gives an update 3 weeks after the fungicide spray. The video shows visual evidence of defoliation, mainly due to corynespora or target leaf spot. 
The trial consisted of 9 roundup ready varieties, replicated 4 times, with two replications treated with a fungicide and two untreated.  The fungicide was sprayed at the start of the sixth week of bloom. The varieties are: DPL 1050, DPL 1137, DPL 1252, PHY 375, PHY 367, PHY 499, FM 1740, FM 1944, ST 5458. Yield and gin data was obtained. Leafspot ratings (defoliation) was taken pre treatment and post treatment, 2 weeks later.