Results 61 to 70 of about 581 (125)

Investigations on the ecology and production-biology of the "floating meadows" (Paspalo-Echinochloetum) on the Middle Amazon. Part II. The aquatic fauna in the root zone of floating vegetation

open access: yes, 1973
Besides their importance for primary production, (JUNK 1970) the floating vegetation in the varzea region of the Amazon must be taken into consideration as a very important factor for the secondary production in the waters of this region as well.
Junk, W.
core  

The Identification of Scientific Programs to Utilize the Space Environment [PDF]

open access: yes
A program to identify and develop ideas for scientific experimentation on the long duration exposure facility (LDEF) was completed. Four research proposals were developed: (1) Ultra pure germanium gamma ray radiation detectors in the space environment ...
Kulacki, F. A., Nerem, R. M.
core   +1 more source

Corrigenda - New Water Mites (Hydrachnellae : Acari) from Australia [PDF]

open access: yesAustralian Journal of Marine and Freshwater Research, 1978
openaire   +1 more source

Koenikea-Arten (Acari, Hydrachnellae) aus dem Amazonas-Gebiet

open access: yes, 1975
20 Arten des Genus Koenikea (Acari, Hydrachnellae) werden aus Amazonien beschrieben, von denen 1 bereits bekannt, 12 neu für die Wissenschaft sind. Das Material wurde von H. Sioli 1952 gesammelt. Die übrigen Wassermilben-Arten wurden bereits von VIETS (1959) veröffentlicht.
openaire   +1 more source

Über Hygrobates Nigromaculatus Lebert 1879 (Hydrachnellae, ACARI)

open access: yesMitteilungen aus dem Museum für Naturkunde in Berlin. Zoologisches Museum und Institut für Spezielle Zoologie 〈Berlin〉, 1960
openaire   +1 more source

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