Root-knot Nematode - Information from Wikipedia on the plant-parasitic nematodes from the genus Meloidogyne and their life cycle. Potato Cyst Nematode - Information from Wikipedia on the nematodes of the genus Globodera that live on the roots of Solanaceae species such as tomato and potato, their biology and control. Belonolaimus longicaudatus - Information on the distribution, life cycle, biology, importance, symptoms, hosts and management of this sting nematode, with photographs of some affected crops. Bursaphelenchus cocophilus - Information on the distribution, importance, life cycle, biology, symptoms, infection and management of this nematode that causes red ring disease of palms. Dolichodorus spp. - Information on the distribution, importance, life cycle, biology, symptoms, hosts and management of these awl nematodes. Hoplolaimus galeatus - Information on the distribution, importance, symptoms, hosts and management of this lance nematode which is primarily a pest of turfgrasses, with photographs of some affected crops. Rotylenchulus reniformis - Information on the distribution, host range, life cycle, technical description, economic impact and management of this reniform nematode, with photographs of some life stages.