Results 141 to 150 of about 273,527 (241)

Litter Production in an Area of Amazonian Terra Firme Forest. Part I.Litter - fall, Organic carbon and total Nitrogen Contents of Litter').

open access: yes, 1968
In 1963 anð, L964 litter was collected in a terra firme forest near Manaus, oven-dried and shipped to Europè. The sampleswere subdivided intofour litterfractions (leaves, wood,'fruits, termite fraction), dried at 105o and weighed.
Klinge, H.
core  

Primary production of phytoplankton in the three types of Amazonian waters. V. Some investigations on the phytoplankton and its primary productivity in the clear water of the lower Rio Tapajós (Pará, Brazil)

open access: yes, 1982
Four limnological investigations were conducted in different seasons of the years 1968 and 1969 at the lower reaches of the Rio Tapajóz. The physical and chemical parameters generally correspond with earlier findings of other authors. Midriver areas show
Schmidt, G.
core  

Escuchando ladrar a los perros: Hernando de Soto y su receta para la Amazonía

open access: yesDerecho PUCP, 2013
El trabajo del economista peruano Hernando de Soto ha sido tan influyente como controversial. Su obra maestra, El misterio del capital, propone como solución a la pobreza en los países en desarrollo transformar la informalidad a través de derechos de ...
Patrick Wieland, Thomas Thornton
doaj  

Las amazonas en América

open access: yesBoletín Americanista, 1982
Androcentrismo: 'El hombre como medida de todas las cosas'. Actualmente existen en el ámbito académico preocupaciones por temas referentes a la mujer. Concretamente, en lo que puede suponer participación o ausencia en el campo de la Ciencia. En relación a este tema, es muy interesantedetenerse en el estudio del androcentrismo o 'enfoque distorsionador ...
openaire   +5 more sources

Ecological studies on some lakes of the Amazon valley

open access: yes, 1967
Of the three types of lakes studied, clear water, white water, and brown water, the white water lakes are the only ones to have a reasonable autochtonous production of organic matter. Owing probably to the lack of mineral salts, the primary production is
Marlier, G.
core  

Past and current policy issues concerning tropical deforestation in Brazil [PDF]

open access: yes
This paper discusses past and current policies concerning tropical deforestation in Brazil. In the last few years, the Brazilian government has reviewed and changed many aspects of past policies that encouraged deforestation of the Brazilian Amazon ...
Motta, Ronaldo Serôa da
core  

In Vitro Micropropagation of Native Ulluco (<i>Ullucus tuberosus</i> Caldas) from the Amazonas Region of Peru. [PDF]

open access: yesPlants (Basel)
Fernández-Poquioma DM   +3 more
europepmc   +1 more source

Ecological studies of the aquatic soil invertebrates in three inundation forests of Central Amazonia

open access: yes, 1975
From January 1971 till August 1972 ecological studies were carried out on the aquatic macroinvertebrates of the benthos community of three Central-Amazonian inundation forests.
Irmler, U.
core  

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