Schreiber also called on growers to limit use of neonicotinoids to no more than 80 percent of their potato acres.Schreiber said several products are available that provide good control of aphids, thrips, mites, tuberworms, leaf hoppers and other pests that can play havoc on Northwest potato acres.There are a lot of products out there that have a fit in our industry that we are not using, Schreib