Iowa State University Extension professor and researcher Greg Tylka has been studying the performance of soybean cyst nematode-resistant soybeans for decades, helping farmers understand their options and how the resistant varieties perform.
“We started in the ‘90s,” he says. “In our current arrangement, we’ve had an experiment in each of Iowa’s crop reporting districts since 2000.”
Tylka says farmers’ options for planting SCN-resistant soybeans have increased after having just one source of genetic resistance for many years — the PI 88788 soybeans…