Results 31 to 40 of about 24,536 (216)

Caquetá: From a Territory of War to a Peace Territory

open access: yesRevista Colombiana de Bioética, 2018
The historical path of Caquetá has been determined by three basic types of settlement: the indigenous occupation, the process of agrarian colonization initiated with the agrarian reform of López Pumarejo (1936), boosted since 1950; and the urbanization ...
Farid Casanova   +1 more
doaj   +1 more source

Changes in Soil-Borne Communities of Arbuscular Mycorrhizal Fungi during Natural Regrowth of Abandoned Cattle Pastures Are Indicative of Ecosystem Restoration

open access: yesAgronomy, 2021
Natural restoration of ecosystems includes the restoration of plant-microbial associations; however, few studies had documented those changes in tropical ecosystems.
Carlos H. Rodríguez-León   +4 more
doaj   +1 more source

Araracuara, un nuevo género de Rhamnaceae de la Amazonía colombiana [PDF]

open access: yes, 2008
Se describe e ilustra Araracuara Fern. Alonso, un nuevo género de la familia Rhamnaceae conocido tan sólo de las mesetas de arenisca de la Amazonía colombiana.
Emmerlich, J.   +3 more
core   +1 more source

Two new Lejeuneaceae records for the Colombian liverwort flora [PDF]

open access: yes, 2004
Two epiphyllous Lejeuneaceae, Cololejeunea surinamensis and Drepanolejeunea polyrhiza, previously known from Amazonian Brazil, are recorded for the first time in Colombia.
Benavides, Juan C.
core  

Shedding Light on Shining Leaf Chafers: Rutelinae MacLeay, 1819 (Coleoptera, Scarabaeoidea, Scarabaeidae) as a Neglected Group of Pollinators

open access: yesJournal of Applied Entomology, Volume 149, Issue 10, Page 1584-1599, December 2025.
ABSTRACT The interactions between insects and angiosperms date back to millions of years ago. Among the groups of pollinating animals, it is estimated that insects are responsible for pollinating more than 70% of angiosperms. Coleoptera is one of the most studied insect groups for pollination.
André da Silva Ferreira   +6 more
wiley   +1 more source

Impact of Introduced Pastures in Colombian Lowland Ranching

open access: yesAgricultural Economics, Volume 56, Issue 6, Page 1241-1259, November 2025.
ABSTRACT The adoption of higher‐nutrient grass varieties, such as Brachiaria, offers long‐term economic benefits for ranchers while enhancing soil health and pasture productivity in Latin America's lowland climates. Despite widespread adoption, the field‐level impacts remain largely unexplored.
Jose María Martínez   +2 more
wiley   +1 more source

Soil Quality Restoration during the Natural Succession of Abandoned Cattle Pastures in Deforested Landscapes in the Colombian Amazon

open access: yesAgronomy, 2021
Successional processes in abandoned pastures in the Amazon region have been well-documented for the floristic component; however, soil succession has been poorly studied. This study assessed the physical, chemical and biological responses of soils in the
Carlos H. Rodríguez-León   +6 more
doaj   +1 more source

Bryophyte diversity patterns in flooded and tierra firme forests in the Araracuara Region, Colombian Amazonia [PDF]

open access: yes, 2004
We investigated patterns of bryophyte species richness and composition in two forest types of Colombian Amazonia, non-flooded tierra firme forest and floodplain forest of the Caquetá River.
Alvarez, Esteban   +2 more
core  

Breaking down silos: Conservation areas for Amazonian flagship terrestrial and freshwater species

open access: yesConservation Science and Practice, Volume 7, Issue 9, September 2025.
This study shows that 17% of the Amazon River Basin is covered by areas of high jaguar density and freshwater migratory species richness, 83% of which are found in Brazil and Peru. A third of these areas are located outside of formal protected areas or Indigenous territories.
Natalie Shahbol   +16 more
wiley   +1 more source

Caracterización de subsistemas de pasturas braquiarias en hatos de trópico húmedo, Caquetá, Colombia

open access: yesCiencia y Agricultura, 2018
Se caracterizaron los subsistemas de pasturas braquiarias en hatos de trópico húmedo en el departamento del Caquetá, Colombia. La investigación se realizó en cinco municipios, donde fueron seleccionados 20 agroecosistemas con predominio de pasturas B ...
Pablo Andrés Motta-Delgado   +1 more
doaj   +1 more source

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