Results 31 to 40 of about 2,766,878 (241)

SARA-Projekt "Nachweiskarten der Spinnentiere Deutschlands"

open access: yesArachnologische Mitteilungen, 1998
distribution maps ...
Staudt, Aloysius
doaj   +1 more source

Distribution of Festuca amethyslina L. subsp. ritschilli (Hackel) Lemke ex Markgr.-Dannenb. in Poland

open access: yesActa Societatis Botanicorum Poloniae, 2014
The distribution of Fescula amethystina subsp. ritschlii in Poland has been prepared on the basis of data from literature, herbaria and the author's field investigations.
Janina Jakubowska-Gabara
doaj   +1 more source

Determination of PCB Levels Indoor and Outdoor Dust Samples of Primary Schools in Düzce

open access: yesDoğal Afetler ve Çevre Dergisi, 2022
Düzce province, where industry, traffic and residential areas are intertwined, is developing rapidly and therefore environmental pollution is intensely felt in the region.
Aslı TEKLİ   +2 more
doaj   +1 more source

Review of the Brazilian species of the genus Climaciella Enderlein (Neuroptera: Mantispidae), with the description of two new species [PDF]

open access: yesAnais da Academia Brasileira de Ciências
Climaciella Enderlein is a genus of the family Mantispidae (Neuroptera) restricted to the New World with records ranging from southern Canada to northern Argentina.
BRENO G.C. ALVIM   +2 more
doaj   +1 more source

Invariance principles for random bipartite planar maps

open access: yes, 2007
Random planar maps are considered in the physics literature as the discrete counterpart of random surfaces. It is conjectured that properly rescaled random planar maps, when conditioned to have a large number of faces, should converge to a limiting ...
Marckert, Jean-François   +1 more
core   +4 more sources

The power spectrum of the cosmic microwave background Kolmogorov maps: possible clue to correlation of voids [PDF]

open access: yes, 2009
The power spectrum is obtained for the Kolmogorov stochasticity parameter map for WMAP's cosmic microwave background (CMB) radiation temperature datasets.
A. A. Kocharyan   +23 more
core   +1 more source

Spatial and temporal country-wide survey of temephos resistance in Brazilian populations of Aedes aegypti

open access: yesMemorias do Instituto Oswaldo Cruz, 2016
The organophosphate temephos has been the main insecticide used against larvae of the dengue and yellow fever mosquito (Aedes aegypti) in Brazil since the mid-1980s.
Mateus Chediak   +14 more
doaj   +1 more source

X-ray measured metallicities of the intra-cluster medium: a good measure for the metal mass?

open access: yes, 2007
Aims. We investigate whether X-ray observations map heavy elements in the Intra-Cluster Medium (ICM) well and whether the X-ray observations yield good estimates for the metal mass, with respect to predictions on transport mech- anisms of heavy elements ...
Anders   +20 more
core   +1 more source

On the spatial distribution of dark matter halos [PDF]

open access: yes, 1998
We study the spatial distribution of dark matter halos in the Universe in terms of their number density contrast, related to the underlying dark matter fluctuation via a non-local and non-linear bias random field.
Cole S.   +11 more
core   +2 more sources

Intensity of plant collecting in southern Africa

open access: yesBothalia: African Biodiversity & Conservation, 1984
The intensity of plant collecting in southern Africa is mapped using records from the Pretoria National Herbarium Computerized Information System (PRECIS), For the entire area, over 85% of the quarter degree grid squares have fewer than 100 specimens ...
G. E. Gibbs Russell, E. Retief, L. Smook
doaj   +1 more source

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