Results 21 to 30 of about 174,094 (353)

Pollen-based biome reconstructions for Latin America at 0, 6000 and 18 000 radiocarbon years ago [PDF]

open access: yesClimate of the Past, 2009
The biomisation method is used to reconstruct Latin American vegetation at 6000&plusmn;500 and 18 000&plusmn;1000 radiocarbon years before present (<sup>14</sup>C yr BP) from pollen data.
R. Marchant   +39 more
doaj  

Rain-induced changes in soil CO2 flux and microbial community composition in a tropical forest of China

open access: yesScientific Reports, 2017
Rain-induced soil CO2 pulse, a rapid excitation in soil CO2 flux after rain, is ubiquitously observed in terrestrial ecosystems, yet the underlying mechanisms in tropical forests are still not clear.
Qi Deng   +4 more
doaj   +1 more source

Horizontal stratification of the sand fly fauna (Diptera: Psychodidae) in a transitional vegetation between caatinga and tropical rain forest, state of Bahia, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 2003
A study about the horizontal stratification of the sand fly fauna in two distinct ecosystems, caatinga area, endemic for visceral leishmaniasis, and the tropical rain forest area, endemic for cutaneous leishmaniasis, was performed in the state of Bahia ...
Artur Gomes Dias-Lima   +2 more
doaj   +1 more source

Altitude distribution pattern of species diversity in tropical natural forest in Diaoluo Mountain

open access: yesGuangxi Zhiwu, 2023
Altitude is the key factor affecting species diversity pattern. In order to explore the altitude distribution pattern of species diversity in tropical natural forest in Diaoluo Mountain, vegetation survey was conducted in six tropical natural forest ...
Chendi LI   +3 more
doaj   +1 more source

Seasonal variation in soil and plant water potentials in a Bolivian tropical moist and dry forest [PDF]

open access: yes, 2010
We determined seasonal variation in soil matric potentials (¿soil) along a topographical gradient and with soil depth in a Bolivian tropical dry (1160 mm y-1 rain) and moist forest (1580 mm y-1).
Bongers, F.   +3 more
core   +2 more sources

CONSCIENTIOUS MANAGEMENT OF SOIL HUMUS AND WATER: A MAJOR CONDITION FOR PURPOSEFUL MECHANISATION OF FIELD CROP HUSBANDRY IN TROPICAL RAIN FOREST OF NIGERIA [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2016
Machinery and implements used in agricultural product/on work in media of lives - the soil, livestock and crops. Certain features of these media determine the possibility and extent of mechanization of works relating to them.
Paul O. SIMEON   +2 more
doaj  

Vegetation and pollen rain relationship from the tropical Atlantic rain forest in Southern Brazil

open access: yesBrazilian Archives of Biology and Technology, 2006
The relationship between the southern Brazilian tropical Atlantic lowland rain forest and modern pollen rain was studied by pollen traps. The study was carried out on a one hectare plot undisturbed rain forest of the reserve Volta Velha and two secondary
Hermann Behling, Raquel R. B. Negrelle
doaj   +1 more source

Elevational Distribution of Adult Trees and Seedlings in a Tropical Montane Transect, Southwest China

open access: yesMountain Research and Development, 2016
Montane habitats are characterized by high variation of environmental factors within small geographic ranges, which offers opportunities to explore how forest assemblages respond to changes in environmental conditions.
Xiaoyang Song   +4 more
doaj   +1 more source

Arbuscular-mycorrhizal networks inhibit Eucalyptus tetrodonta seedlings in rain forest soil microcosms. [PDF]

open access: yesPLoS ONE, 2013
Eucalyptus tetrodonta, a co-dominant tree species of tropical, northern Australian savannas, does not invade adjacent monsoon rain forest unless the forest is burnt intensely.
David P Janos   +3 more
doaj   +1 more source

Heidi Asbjornsen Associate Professor of Natural Resources, COLSA, travels to Costa Rica [PDF]

open access: yes, 2012
Experiential Student Learning and Collaborative Research: Understanding Tropical Ecosystem Response to Climate Change from Leaves to Landscapes. During January 2012, I traveled to Costa Rica to visit potential field sites for a future UNH J-term course ...
Asbjornsen, Heidi
core   +2 more sources

Home - About - Disclaimer - Privacy