Latitudinal gradient
Latitudinal gradient effect on the wing geometry of Auca coctei (Guérin) (Lepidoptera, Nymphalidae)
... There are many processes which could explain the fact that all males had a straight wing marginal border while fe- males had a concave border (Dudley 2000; Breuker et al. 2007a). These variations may be explained by the ...
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The genetic content of chromosomal inversions across a wide latitudinal gradient.
... a latitudinal gradient by analysing 19 microsatellite loci from two autosomes (J and U) and the sex chromosome (A), taking into account their chromosomal ...large latitudinal gradient, ...
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Epigenetics of marine stickleback: gene expression across a latitudinal gradient
... Box plot of median (and range) MacroH2A expression of pectoral muscle tissue averaged from the four sampled populations for each of the three sexes.. 3.3.6 Sirt2.[r] ...
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Prescribed-burning vs. wildfire: management implications for annual carbon emissions along a latitudinal gradient of <i>Calluna vulgaris</i>-dominated vegetation
... In warmer sites (Howden and Dorset), shorter wildfire return intervals increased C emissions, but also a ff ected the prescribed-burning rotation interval where C losses were minimized ([r] ...
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Diversity and ecological structure of vibrios in benthic and pelagic habitats along a latitudinal gradient in the Southwest Atlantic Ocean
... Based on the analysis of the diversity and population structure of vibrios, by using a collection of new isolates originated from seawater, sediment, rhodoliths, coral ( Scolymia welsii [r] ...
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Estrutura latitudinal e temporal de assembleias de cnidários bentônicos em placas...
... Ellingsen, K. & J.S. Gray. 2002. Spatial patterns of benthic diversity: is there a latitudinal gradient along the Norwegian continental shelf? Journal of Animal Ecology 71:373-389. Elton, C.S. 1958. The ...
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Efeito do gradiente altitudinal/latitudinal sobre espécies de aves florestais da família Furnariidae na Bacia do Rio Tibagi, Paraná, Brasil.
... the T T Tibagi r T T ibagi r ibagi r ibagi riv ibagi r iv iv iv iver basin, er basin, er basin, Par er basin, er basin, Par Par Par Paraná, aná, aná, Br aná, aná, Br Br Br Brazil. azil. azil. azil. azil. Variations in ...
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Gradiente latitudinal de riqueza de espécies de formigas em cerrado: regra de Rapoport e efeitos da produtividade e heterogeneidade
... on latitudinal gradients of ant species richness (Farji- Brener and Ruggiero 1994; Majer et ...expected latitudinal gradient (Johnson and Ward 2002; Pfeiffer et ...small latitudinal range (3 ...
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Diversidade de abelhas (Hymenoptera, Apidae) ao longo de um gradiente latitudinal na Mata Atlântica.
... a latitudinal gradient in the Atlantic Forest – the humid eastern forest of Brazil”, within the Biota-Fapesp Program, that aimed to catalog the termites, ants and several wasp families along the Atlantic ...
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Latitudinal gradients in degradation of marine dissolved organic carbon.
... a latitudinal gradient in the range of complex substrates available to heterotrophic microbial communities, paralleling the global gradient in bacterial species ...
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The latitudinal structure of the nightside outer magnetosphere of Saturn as revealed by velocity moments of thermal ions
... the latitudinal gradient observed in the azimuthal speed is a direct consequence of the sub- corotation of the plasma in the outer magnetosphere, with highest speeds occurring on those field lines at lowest ...
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Epiphytic ferns in swamp forest remnants of the coastal plain of southern Brazil: latitudinal effects on the plant community
... the latitudinal gradient, and not only in species composition, as presented in ...north-south gradient, plus the lack of competition from other more selective species restricted to EN and CN regions ...
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Faster speciation and reduced extinction in the tropics contribute to the Mammalian latitudinal diversity gradient.
... the latitudinal gradient is linked to factors unrelated to diversification rates, such as the ancient origin of the tropics [2], tropical niche conservatism [16], or higher tropical carrying capacities ...
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Allelopathic suppression by Conyza canadensis depends on the interaction between latitude and the degree of the plant’s invasion
... a latitudinal gradient, and under diff erent cover classes and degrees of invasion, on seed germination and growth of Lactuca sativa, a sensitive bioindicator of ...
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Variation in thermal performance of a widespread pathogen, the amphibian chytrid fungus Batrachochytrium dendrobatidis.
... extremely difficult. Why have the differences we observed among our isolates not been observed in other studies? These differences are relatively subtle, and thus earlier studies may not have been able to document ...
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Use of otolith strontium:calcium and zinc:calcium ratios as an indicator of the habitat of Percophis brasiliensis Quoy Gaimard, 1825 in the southwestern Atlantic Ocean
... We evaluate the simultaneous use of Sr: Ca and Zn: Ca ratios of the sagitta otolith as a potential indicator of the habitat of Percophis brasiliensis along a latitudinal gradient in the southwestern ...
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Studies towards unveiling the association of Gla-rich protein with osteoarthritis
... Relevant molecular mass markers (kDa) and the pH gradient and orientation of the used immobilized pH gradient (IPG) strip are indicated. The obtained 2-DE results using the availa[r] ...
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Rev. bras. farmacogn. vol.25 número5
... The tailing factor (TF) for CGA (Fig. 2, first line) was clearly influ- enced by the TFA concentration (A) in the three elution methods. Peaks of symmetrical Gaussian shape were found in the range of 0.9–1.1 (ideal TF = ...
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Origination and immigration drive latitudinal gradients in marine functional diversity.
... Understanding global patterns in biodiversity is a fundamental challenge for ecology and evolutionary biology. While nearly two centuries of research have established the ubiquity of latitudinal diversity ...
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Predicting for Sustainable Insurance with Adaptive Gradient Methods
... (simple gradient descent) uses first order information to descend toward the point of local ...conjugate gradient, scaled conjugate gradient, which have their own positives and negatives in terms of ...
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