Welcome to the official home of the STAR Performance Trials. STAR (Soybean Testing and Research) Services, Inc., is Iowa's premier independent soybean tester. Our mission is to provide you with timely, high-quality, unbiased soybean performance data.
Private performance trials were conducted for the companies listed to the right. All aspects of testing (planting thru harvest) were conducted by Star Services Inc. Participating companies and their trial results will be displayed by clicking on "Performance Trials" to the right.