Parasitology \ Laboratory of Phytoparasitology \ Goals and Tasks . Goals and Tasks . ... Research studies of plant parasitic nematids in particular, were started in the Centre of Parasitology of the A.N. Severtsov SIEE RAS (the former Gelminthological Laboratory of the AS USSR (GELAN), the Institute of Parasitology of the RAS) in April 1952, and were linked with the name of Professor A.A. Paramonov. ... Co-evolutionary relations between parasitic nematodes and their host plants were analyzed. ...