1. SPATIAL DISTRIBUTION OF HEAVY METALS IN THE SOILS OF ERATH COUNTY, TEXAS. Authors: T. RUSU, H.L. CACOVEAN, H. CUMMINGS, C. THOMPSON, D. WEINDORF, M. DIA.2. ANALYSIS OF GROWING DEGREE DAYS IN THE TRANSYLVANIAN PLAIN, ROMANIA . Authors: T. RUSU, H. CACOVEAN, D. WEINDORF.