Monthly Archives: September 2016
INCREASED INCIDENCE OF ALTERNARIA LEAF SPOT OF COTTON
by Jason Woodward, Associate Professor and Extension Plant Pathologist Recent weather conditions throughout much of the state have been extremely conducive for the development of Alternaria leaf spot. Numerous outbreaks of the disease have been reported from the High Plains and Rolling Plains over the past several growing seasons. In recent years, the disease has been routinely observed in cotton late in the season with several factors affecting severity. Initial symptoms of the disease consist of small circular lesions that may expand up to half an inch. Margins… Read More →
Harvest-Season Recommendations and Observations for the Upper Gulf Coast and Blacklands
by Gaylon Morgan, Texas A&M AgriLife Extension Service The 2016 season has been a continuous challenge for the cotton producers in the Upper Gulf Coast and Blacklands of Texas. Through the planting and establishment challenges of a very wet spring and decreased fruit retention from a very dry June, July, and early August, everyone was ready to harvest and get the cotton harvested and to the gin. Then, came the string of days and now weeks of more-or-less continuous rain the Upper Gulf Coast, and to a slightly… Read More →
Cotton on the Texas High Plains: Bollworms on the Radar
by Dr. Suhas Vyavhare, Assistant Professor and Extension Entomologist, Texas A&M AgriLife Research and Extension Center, Lubbock, TX Insect pressure remains light in most parts with cotton ranging from 5 nodes above white flower to hard cutout. We are seeing conchuela stink bug population reaching economic threshold in few fields in Crosby County. However, the infestation is much localized and it is unlikely that we will see economic stink bug infestations in cotton in other areas of the High Plains. I often encounter a few lygus adults and… Read More →