Calvin Trostle, Ph.D., Professor & Extension Agronomist, TAMU Dept. of Soil & Crop Sciences, Lubbock, (806) 746-6101, ctrostle@ag.tamu.edu Guar Resources, Brownfield, TX suspended new crop production of guar after the 2020 cropping season.  A long-time interest in guar in the Rolling Plains and South Plains is this legume’s heat and drought tolerance.  The bubble in world guar gum prices burst after 2012 (up to $12/lb. when historical prices were about $2/lb.).  Guar gum imports in the Port of Houston are still near $1/lb.   An oil and gas… Read More →