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Creator:: Sontirat, Suebsak
Abstract:: Relationships of six species of saprozoic nematodes, Pristionchus lheriteiri (Maupas, 1919) Paramonov; Panagrolaimus subelongatus (Cobb, 1914) Thorne, 1937; Cephalobus persegnis Bastian 1865; Pelodera (Rhabditis) lambdiensis (Maupas, 1919) Dougherty, 1953; Rhabditis sp. I and Pelodera chitwoodi (Bassen, 1940) Dougherty, 1955 and a nitrogen-fixing bacterium, Rhizobium japonicum (Kirchner, 1895) Buchanan, 1926 were...
Resource Type:: Dissertation
Full Text:: papers, dealing mostly with nematode-fungus interactions, are developing a new branch of plant

Creator:: Nigh, Edward L.
Resource Type:: Dissertation
Full Text:: composition of the soil environment can in- fluence hatching and survival of a plant parasitic nematode, has

Creator:: Yorston, John McKay
Abstract:: The root-lesion nematode, Pratylenchus penetrans (Cobb 1917). Filipjev and Shuurmans Stekhoven, 1941, is widely distributed throughout Oregon and other temperate zones of the world. Economically it is probably the most important plant parasitic nematode in Oregon because of its abundance, wide host range of economic plants and interactions with other...
Resource Type:: Dissertation

Creator:: Ogbuji, Rufus Omez, 1941-
Abstract:: Root-knot nematodes were among the earliest plant-parasitic nematodes to be recognized. Before 1949, they were considered as the one species Heterodera marioni (Cornu 1887) Goodey 1932. In 1949 Chitwood completed a taxonomic study of the root-knot nematodes and placed them in a separate genus Meloidogyne. Economically they are one of...
Resource Type:: Dissertation
Full Text:: a plant usually considered very susceptible to that same nematode species. The evolution of new

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