Data/hora: 12/06/2024 09:09:52

Provedor de dados: | Revista Brasileira de Engenharia Agrícola e Ambiental
País: | Brazil
Título: | Biophysical and economic models for assessing impacts of change on grazingland ecosystems
Autores: | Souza Neto,José de; Conner,James R.; Stuth,Jerry W.
Data: | 2001-04-01
Ano: | 2001
Palavras-chave: | Simulation; Model integration; Economic impacts; Grazingland ecosystems; Management strategies.
Resumo: | PHYGROW, a hydrologic-based forage simulation model, was parameterized to represent a typical South Texas ranch engaged in the production of cattle and meat goats with an indigenous population of white-tailed deer. Forage production and associated stocking rates for two cattle:goat ratios were simulated with POPMIX for 20 years. Two ten-year weather scenarios, one representing normal conditions (30% drought years) and one representing dryer weather conditions (50% drought years) were analyzed. Management decision rules (ASPC) were developed for the region to produce estimates of annual animal production and operating costs for the enterprises on each of the four scenarios. These performance and cost data were then used as input into FLIPSIM, a firm level income and policy simulator, along with relevant product and input price data for the region. Integration of modeled results produced useful information showing the socioeconomic consequences for a typical South Texas firm impacted by alternative climatic conditions and management strategies.
Tipo: | Info:eu-repo/semantics/article
Idioma: | Inglês
Identificador: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-43662001000100025
Editor: | Departamento de Engenharia Agrícola  - UFCG
Relação: | 10.1590/S1415-43662001000100025
Formato: | text/html
Fonte: | Revista Brasileira de Engenharia Agrícola e Ambiental  v.5 n.1 2001
Fonte: | info:eu-repo/semantics/openAccess