LEVANTAMENTO DA COBERTURA FLORESTAL NATURAL DA MICRORREGIÃO DE VIÇOSA, MG, UTILIZANDO-SE IMAGENS DE LANDSAT 5 1 RESUMO -Este trabalho aborda o levantamento da cobertura florestal natural da microrregião de Viçosa, MG, realizado em 1998, utilizando-se imagens do Landsat 5. Verificou-se que: a) a cobertura florestal natural abrange 57.310 ha (24,27% da área total), dos quais 24.184,80 ha (10,24%) correspondem a mata e 33.125,31 (14,03%) a capoeira; b) os municípios que possuem cobertura florestal natural abaixo de 20% são Cajuri, Coimbra, Canaã e São Miguel do Anta e os acima de 20%, Pedra do Anta, Ervália, Viçosa, Paula Cândido, Teixeiras, Porto Firme e Araponga; c) Cajuri é o município com a menor taxa de crescimento florestal e Araponga, com a maior; d) Araponga é o município com a maior área florestal e Coimbra, com a menor; e e) a área de cobertura florestal natural teve incremento de 13,60%, de 1994 a 1998.Palavras-chave: Levantamento, técnicas de sensoriamento remoto e cobertura florestal natural. Viçosa-MG, Brazil, in 1998, using Landsat 5 images. It was found that: a) the natural forest cover comprises 57,310 ha (24.27% of the total area), from which 24,184.80 ha (10.24%) correspond to forest and 33,125.31 ha (14.03%) correspond to "(young secondary forest); b) the municipalities that have a natural forest cover below 20% are Cajuri, Coimbra, Canaã and São Miguel do Anta, and those with a cover above 20% are Pedra do Anta, Ervália, Viçosa, Paula Cândido, Teixeiras, Porto Firme and Araponga; c) Cajuri is the municipality with the smallest growth ratein forest area and Araponga has the greatest growth rate; d) Araponga is the municipality with the greatest forest area and Coimbra has the smallest one, and e) the natural forest cover area had an increment of 13. 60% from 1994 to 1998. ABSTRACT -This work was carried out to survey the natural forest cover of the microregion of
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