Ss. Rosenthal et al., USE OF CRITICAL NONTARGET PLANTS BY THE RUSSIAN KNAPWEED NEMATODE, (SUBANGUINA-PICRIDIS), Weed technology, 7(3), 1993, pp. 759-762
During field experiments the Russian knapweed nematode formed no galls
on artichoke, one sterile gall on American basketflower, and few nema
todes in numerous small galls on southwestern basket flower in compari
son with much higher nematode production per gall on Russian knapweed.