Zobrazeno 1 - 10
of 26
pro vyhledávání: '"D. J. Forsyth"'
Autor:
D. J. Forsyth
Publikováno v:
Transactions of the Royal Entomological Society of London. 120:159-181
Autor:
D. J. Forsyth, M. R. James
Publikováno v:
Archiv für Hydrobiologie. 121:419-429
Publikováno v:
Archiv für Hydrobiologie. 117:385-404
Autor:
D. J. Forsyth, I. D. McCallum
Publikováno v:
New Zealand Journal of Marine and Freshwater Research. 15:41-46
The seasonal abundance of benthic macroinvertebrates from the profundal zone and from two transects from the littoral to the profundal zone of Lake Taupo was investigated from August 1974 to July 1975. Six bays of Lake Taupo were sampled in late wint
Autor:
D. J. Forsyth
Publikováno v:
New Zealand Journal of Marine and Freshwater Research. 12:41-49
The benthic macroinvertebrate faunas of seven Rqtorua lakes (Okataina, Rotoma, Tikitapu, Okareka, Rotokakahi, Ngapouri, and Okaro) were investigated by Ekman dredge at monthly intervals between May 1970 and May 1971. The main groups present were moll
Autor:
D. J. Forsyth
Publikováno v:
New Zealand Journal of Zoology. 2:215-218
A new species of Kiefferulus Goetghebuer is described and compared with species from Australia. This is the first record of the genus in New Zealand.
Autor:
D. J. Forsyth
Publikováno v:
New Zealand Journal of Marine and Freshwater Research. 20:47-54
The fauna of Lake Ngapouri, North Island, New Zealand, was dominated by two chi‐ronomid species — Chironomus zealandicus in the profundal zone and Chironomus sp. a in the littoral zone. Their distribution and production was most influenced by sea
Publikováno v:
Ecology. 64:1620-1636
The fate of a 1 kg/ha application of granular chlorine—36—labeled DDT made by helicopter on 10 June 1969 to a 4—ha old—field study are near Urbana, Ohio was traced and quantified in soil and biota through November 1974. Between 1970 and 1974,
Autor:
D. J. Forsyth, I. D. McCallum
Publikováno v:
New Zealand Journal of Marine and Freshwater Research. 14:65-69
Seasonal changes in species composition and abundance of zooplankton in Lake Taupo were measured at three sites each month from August 1974 to January 1976. The normalised data showed no differences in abundance between sites. Crustaceans comprised 5
Autor:
D. J. Forsyth, R. H. S. McColl
Publikováno v:
Hydrobiologia. 44:91-104
Lake Rotowhero, a warm thermal lake in the thermal region of North Island, New Zealand, has seasonal temperatures varying between 29.5–37.5dgC, an average water pH of 3.1 and is highly eutrophic. It supports a dense population of Chlorella spp. thr