If you have either, you're paying to keep the soybean aphid away from the crop that feeds cattle and pigs.
Zaosheng and Guoyu 100-4 seemed to be resistant to both soybean bore and soybean aphid (Aphis glycines Mats. )
The dynamics of the soybean aphid Aphis glycines, fed on glabrous soybean and the pubescent soybean plant, was observed in the laboratory.