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Stress in wild Greater Rhea populations: effects of agricultural activities on seasonal excreted glucocorticoid metabolite levels
(Springer, 2014-05)
In recent years, wild populations of Greater Rhea (Rhea americana) have declined drastically, due mainly to the conversion of grassland into cropland as a result of intensive, specialized agricultural practices. In this ...
Contemporary gene flow and weak genetic structuring in Rococo toad (Rhinella schneideri) populations in habitats fragmented by agricultural activities
(Brill Academic Publishers, 2011-01-01)
The reduced vagility and philopatric behaviour of most amphibians make them especially vulnerable to the effects of habitat fragmentation, in particular the loss of genetic variation. However, almost no data are available ...
Contemporary gene flow and weak genetic structuring in Rococo toad (Rhinella schneideri) populations in habitats fragmented by agricultural activities
(Brill Academic Publishers, 2011-01-01)
The reduced vagility and philopatric behaviour of most amphibians make them especially vulnerable to the effects of habitat fragmentation, in particular the loss of genetic variation. However, almost no data are available ...
Mycorrhizal Propagule Persistence in a Succession of Cereals in a Disturbed and Undisturbed Andisol Fertilized with Two Nitrogen Sources
(Instituto de Investigaciones Agropecuarias, INIA, 2009)
Fenómeno climático del Niño: Seminario regional sobre experiencias para la prevención de daños y reconstrucción de zonas afectadas por el fenómeno climático de El Niño en la agricultura
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1998)
Presenta el resumen ejecutivo de las sesiones y los acuerdos y recomendaciones de la XI Reunión de Ministros de Agricultura de la Comunidad Andina, específicamente del seminario sobre el fenómeno de "El Niño".
Amphibian diversity increases in an heterogeneous agricultural landscape
(Elsevier Masson, 2015-11)
As a group amphibians are the vertebrates most affected by anthropic activity, particularly by agriculture. The rapid advance of the agricultural frontier makes it important to identify the role of agroecosystems as habitat ...
A common framework to model recovery in disturbed tropical forests
(Elsevier, 2014)
Niche opportunity created by land cover change is driving the European hare invasion in the Neotropics
(2020-01-01)
The European hare (Lepus europaeus) was introduced in the late 19th century in Argentina and has since rapidly expanded northwards, currently occupying the Brazilian south and southeast. Although European hare is known to ...