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Trade Realignments and the Need for Integrated Modeling Research in Latin America's Agri‐Food Sector
Agribusiness, EarlyView.
Emiliano Lopez Barrera
wiley +1 more source
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1906
Present distribution cannot be accounted for by differences in physical conditions—Importance of barriers—Affinity of the productions of the same continent—Centres of creation—Means of dispersal, by changes of climate and of the level of the land, and by occasional means—Dispersal during the Glacial period co-extensive with...
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Present distribution cannot be accounted for by differences in physical conditions—Importance of barriers—Affinity of the productions of the same continent—Centres of creation—Means of dispersal, by changes of climate and of the level of the land, and by occasional means—Dispersal during the Glacial period co-extensive with...
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Geographical distribution—Continued.
2008Distribution of fresh-water productions—On the inhabitants of oceanic islands—Absence of Batrachians and of terrestrial Mammals—On the relation of the inhabitants of islands to those of the nearest mainland—On colonisation from the nearest source with subsequent modification—Summary of the last and present chapters.
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2023
Abstract In this chapter, Darwin explains why the same animal and plant species are often found living in many different places that are widely separated from each other, and why areas that are separated by physical barriers that prevent migration between them sometimes have similar species and sometime have different species.
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Abstract In this chapter, Darwin explains why the same animal and plant species are often found living in many different places that are widely separated from each other, and why areas that are separated by physical barriers that prevent migration between them sometimes have similar species and sometime have different species.
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The Journal of the Herpetological Association of Africa, 1986
D. G. BROADLEY +4 more
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D. G. BROADLEY +4 more
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The Journal of the Herpetological Association of Africa, 1985
W. R. Branch, J. H. van Wyk
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W. R. Branch, J. H. van Wyk
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The Journal of the Herpetological Association of Africa, 1988
D. G. BROADLEY +8 more
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D. G. BROADLEY +8 more
+4 more sources