Now showing items 1-10 of 908
MODIFICATION OF BIOCHEMICAL PROPERTIES BY SOIL USE
(Sociedad Chilena de la Ciencia del Suelo, 2008)
Impacts of agricultural activities in remaining forest: Campinas/SP, Brazil
Forest fragmentation occurs normally in an area around the city or with high agricultural influence, such as the Forest of Quilombo that lies in Metropolitan Campinas/SP- Brazil. This forest is one such example since it ...
TOTAL AND ORGANIC PHOSPHORUS IN CHILEAN VOLCANIC SOILS
(Facultad de Ciencias Naturales y Oceanográficas, Universidad de Concepción, 2003)
Reflorestamento compensatório com vistas à retençãode água no solo da bacia hidrográfica do Córrego Palmital, Jaboticabal, SP
This work had as objective to quantify the reforestation for water retention in the Palmital Stream watershed, County of Jaboticabal, SP, by using the methodology of compensatory forestation for retention of water in ...
Microbial populations and the activity of the soil under agricultural and agricultural-pastoral systems
(Taylor & Francis Ltd, 2012-01-01)
The effects of agricultural-pastoral and tillage practices on soil microbial populations and activities have not been systematically investigated. The effect of no-tillage (NT), no-tillage agricultural-pastoral integrated ...
Indicators of soil degradation in urban forests: Physical and chemical parameters
The fragmentation of forest habitats in urban areas has aroused increasing interest in recent years according to the growing environmental problems. The fragmentation of theses ecosystems is caused, in general, by the ...
Simulação de perdas de solo em função de cenários de adequação ambiental em microbacias agrícolas
In São Paulo state, deforestation and agriculture activities are increasing soil losses processes, especially in areas of susceptible soils where soil conservation practices are not adopted. Environmental adequacy at ...
Selection and interpretationof soil quality indicators for forest recovery after clearing of a tropical montane cloud forest in Mexico
(Forest Ecology and Management, 2012)
Through slash-and-burn techniques, vast areas formerly occupied by tropical montane cloud forest (TMCF) in Mexico have been converted into croplands and secondary forest of different ages. Despite the dramatic changes in ...