RAPID CITY, South Dakota, March 20 -- The South Dakota School of Mines and Technology issued the following news release: * * * Mines Doctoral Student Wins First Place for Research Poster on Sustainable Agricultural Bioplastics A South Dakota Mines doctoral student earned first place for his research on a sprayable hybrid biopolymer mulch aimed at promoting sustainable agricultural production. Md Woashib Shikder, from the Mines Karen M. Swindler Department of Chemical & Biological Engineering  more