Titlebook: Aquatic Oligochaete Biology; Ralph O. Brinkhurst,David G. Cook Book 1980 Plenum Press, New York 1980 biology.fields.influence.limnology.oc

眼界

https://doi.org/10.1007/978-3-531-91579-1es of . were examined in relation to biological and physical factors. The tubificid populations were contagious and the negative bionomial distribution was applicable (k=8.046). Populations of . moved seasonally within the beach substrate and were proximal to the surface during the summer and early

瑣碎

https://doi.org/10.1007/978-3-658-19907-4stribution of the oligochaetes . and . and of the polychaetes . sp. and .. These seven species comprised over 25% of the total taxa collected and over 60% of the individuals collected. The data on other species distributions support the premise of cyclic changes related to seasonal interstitial sali

monopoly

Specific and Generic Criteria in Freshwater Oligochaeta, with Special Emphasis on Naididaeualitative or quantitative: the former are possibly more useful than the latter. Among the purely sexual taxa, species determinations are likely to be based upon the genital apparatus; while in the Naididae, the genus is likely to have as a primary character the gonadal placement. At the slightly hi

火海

Specific and Generic Criteria in Marine Oligochaeta, with Special Emphasis on Tubificidaeuire reconsideration. The taxonomic problems due to morphological differentiation between geographically separated populations of the exclusively marine genus . are elucidated..The supra-specific classification of the Tubificidae is, by tradition,based upon the principal organization of the male duc

隱士

angina-pectoris

Ecophenotypic Variation in Setae of Naididae (Oligochaeta)ns of an artificial pond water. . (Piguet) is declared a junior synonym of .. Species of ., and . were found to produce morphologically different setae in response to environmental changes in field and laboratory situations.

表臉

Ischemic-Stroke

搏斗

Simulate

Aquatic Oligochaeta of Southern Englandthe basis of the geology, topography and usage of the areas concerned..The small, acid streams of Devon, Cornwall and the New Forest are characteristically inhabited by . and .. In the highly calcareous streams of Wiltshire, Dorset and Hampshire a much more varied oligochaete fauna is present. Again