Now showing items 1-10 of 1388
Mappig and monitoring land degradation risks in the western Brazilian Amazon using multitemporal landsat TM/ETM + IMAGES.
(Land Degradation & Development, v. 18, p. 41-54, 2007., 2014)
Identificacao e mapeamento de areas de desertificacao sob clima umido no Brasil
Environmental management mistakes are now strongly affecting some areas such as the agricultural areas of the southwest of the State of Rio Grande do Sul. The sandy soils in this region are adequate for the beefcattle ...
Impact of Land Degradation on Soil Microbial Biomass and Activity in Northeast Brazil
(SCIENCE PRESSBEIJING, 2012-02)
Land degradation causes great changes in the soil biological properties. The process of degradation may decrease soil microbial biomass and consequently decrease soil microbial activity. The study was conducted out during ...
Combating land degradation and desertification and enhancing food security: towards integrated solutions
(Arid Zone Research Association of India, 2012-01)
This paper seeks to provide an overview of the relationships between food insecurity, land degradation and desertification, and its antithesis, food security and sustainable land management. It places particular focus on ...
The impact of land degradation on agricultural productivity a multi-period economic land use model; a case study of the Neguev settlement, Costa Rica
(CATIE, Turrialba (Costa Rica) Agricultural University Wageningen, Wageningen (Países Bajos) Ministerio de Agricultura y Ganadería, San José (Costa Rica), 1997)
Current land use practices will have to be sustainable in order to guarantee a sufficient level of agricultural production for future generations. In this study a sub-regional multi-period linear optimization model of ...
Estimating the world's potentially available cropland using a bottom-up approach
Previous estimates of the land area available for future cropland expansion relied on global-scale climate, soil and terrain data. They did not include a range of constraints and tradeoffs associated with land conversion. ...
Restoration of a degraded area using soil tillage systems in Campinas, São Paulo, Brazil
In Brazil the intensive agriculture use, mainly pasture, is the main cause of the presence of extensive areas of degraded lands. This study aimed to assess the impact of different soil management practices in a pasture ...