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TOTAL AND ORGANIC PHOSPHORUS IN CHILEAN VOLCANIC SOILS
(Facultad de Ciencias Naturales y Oceanográficas, Universidad de Concepción, 2003)
Influence of soil use on organic carbon and humic substances of an oxisol in tropical systems
(2012-08-01)
The conversion of native forests in crop systems affects the equilibrium of the soil organic carbon (SOC). The objective of this study was to evaluate the contents of SOC and humic substances (humin, humic acid, and fulvic ...
Effects of physicochemical soil properties of five agricultural soils on herbicide soil adsorption and leaching
(Pontificia Universidad Católica de Chile. Facultad de Agronomía e Ingeniería Forestal, 2011)
Soil fertility characterisation of teak (Tectona grandis L.f.) plantations in Central America
(2015)
Teak (Tectona grandis L.f.) is an important species in the worldwide quality tropical hardwood sector, which has gained significance in Central America since the first large plantations were established in the 1980s. The ...
Soil fertility characterisation of teak (Tectona grandis L.f.) plantations in Central America
(2015)
Teak (Tectona grandis L.f.) is an important species in the worldwide quality tropical hardwood sector, which has gained significance in Central America since the first large plantations were established in the 1980s. The ...
Soil humus characteristics in virgin and cleared areas of the paraná river basin in Brazil
(1992-09-01)
A study of the characteristics and distribution of the soil humus fractions in representative ecosystems of central Brazil was carried out with special emphasis on the comparison between the soils under virgin vegetation ...
Soil humus characteristics in virgin and cleared areas of the paraná river basin in Brazil
(1992-09-01)
A study of the characteristics and distribution of the soil humus fractions in representative ecosystems of central Brazil was carried out with special emphasis on the comparison between the soils under virgin vegetation ...
EVOLUTION PATTERNS OF THE SOIL ORGANIC-MATTER IN SOME AGRICULTURAL SYSTEMS IN THE BRAZILIAN CERRADO REGION
(Gauthier-villars, 1993-01-01)
Several changes in the soil humus characteristics were observed after clearing the Central Brazil virgin forest. When compared with the original ''Cerrado'' forest, the soils from the agricultural systems showed increased ...
EVOLUTION PATTERNS OF THE SOIL ORGANIC-MATTER IN SOME AGRICULTURAL SYSTEMS IN THE BRAZILIAN CERRADO REGION
(Gauthier-villars, 1993-01-01)
Several changes in the soil humus characteristics were observed after clearing the Central Brazil virgin forest. When compared with the original ''Cerrado'' forest, the soils from the agricultural systems showed increased ...