title: The excretory system of nematodes: structure and ultrastructure of the excretory system of Panagrellus redivivus, Ditylenchus myceliophagus with some observations on D. dipsaci and Heterodera rostochiensis.
mesh_terms: D000723:Ancylostomatoidea / Q000033:anatomy & histology; D008854:Microscopy, Electron; D008928:Mitochondria; D009348:Nematoda / Q000033:anatomy & histology*