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Biomasa arbórea y valoración económica de carbono del Cerro Tres Puntas de Pilasca (Salas-Motupe, Lambayeque, Perú)


 
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Revista Cubana de Ciencias Forestales

 ISSN 2310-3469

DELGADO PAREDES, Guillermo Eduardo et al. Biomasa arbórea y valoración económica de carbono del Cerro Tres Puntas de Pilasca (Salas-Motupe, Lambayeque, Perú). []. , 8, 3, pp. 456-467.   05--2020. ISSN 2310-3469.

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El trabajo se desarrolló en el cerro Tres Puntas de Pilasca, en el distrito de Salas-Motupe, región Lambayeque, Perú. El objetivo del estudio fue determinar su biomasa arbórea, el carbono acumulado y la valoración económica. Para ello, se establecieron cuatro transectos lineares que abarcaron 11,4 ha del total de 2 975 ha del área de estudio. En cada transecto fueron evaluados la altura y el diámetro (a 1,30 cm por encima del suelo) ≥ 5,0 cm de todos los individuos arbóreos. Asimismo, se realizaron colectas botánicas para la identificación de los mismos. Se registraron 410 individuos, comprendidos en 17 especies, 17 géneros y 10 familias. La biomasa estimada en los cuatro transectos arrojó una media de 796,62 t ha-1, la que transformada en toneladas de carbono arrojó 1 460,6 t CO2 ha-1, significando una valoración económica de 28 963,70 USD por ha. Las familias que aportan mayor biomasa al cerro Tres Puntas de Pilasca fueron Moraceae y Lauraceae, con 8 457,95 t ha-1 y 5 738,79 t ha-1 respectivamente, mientras que en el resto de familias la biomasa fue menor de 1 000 t ha-1. El cerro Tres Puntas de Pilasca demostró ser un importante bosque con altos valores de biomasa para la región de Lambayeque.

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O trabalho desenvolveu se no Cerro Três Pontas de Pilasca no distrito de Salas-Motupe, região Lambayeque, Perú. O objetivo de estudo foi determinar a sua biomassa arbórea, o carbono aglomerado e a valoração econômica. Com este fim estabeleceram se quatro transeptos linhares que abrangeram 11,4 ha duma totalidade de 2 975 há da extensão de estudo. Em cada uns dos transeptos avaliados, a altura e o diâmetro (a 1,30 cm por acima do terreno) ≥ 5,0 cm de todos os indivíduos arbóreos. Mesmo assim, realizaram se coletas botânicas para a identificação dos mesmos. Registraram se 140 indivíduos, compreendidos em 17 espécies, 17 gêneros e 10 famílias. A biomassa estimada nos quatro transeptos resultou uma meia de 796,62 t ha-1, que transformada em toneladas de carbono, trouxe como resultante 1 460,6 t CO2 ha-1, o que significa uma valoração econômica de 28 963,70 USD por há. As famílias que aportaram maior biomassa ao Cerro Três Pontas de Pilasca, foram Moraceae e Lauraceae, com 8 457,95 t ha-1 y 5 738,79 tha-1 simultaneamente, mesmo que no resto das famílias, a biomassa foi menor de 1 000 t ha-1. O Cerro Três Pontas de Pilasca demostrou ser uma importante floresta com altos valores com altos valores de biomassa para a região de Lambayeque.

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The work was developed in the Cerro Tres Puntas de Pilasca, in the district of Salas-Motupe, Lambayeque region, Perú. The objective of the study was to determine its tree biomass, accumulated carbon and economic valuation. For this purpose, four linear transects were established covering 11.4 ha of the total 2,975 ha of the study area. In each transect were evaluated the height and diameter (1.30 cm above the ground) ≥ 5.0 cm of all tree individuals. Also, botanical collections were made for their identification. 410 individuals were registered, comprised of 17 species, 17 genera and 10 families. The estimated biomass in the four transects gave an average of 796.62 t ha-1, which transformed into tons of carbon gave 1 460.6 t CO2 ha-1, meaning an economic valuation of 28 963.70 USD per ha. The families that contribute more biomass to the Cerro Tres Puntas de Pilasca were Moraceae and Lauraceae, with 8 457.95 t ha-1 and 5 738.79 t ha-1 respectively, while in the rest of the families the biomass was less than 1 000 t ha-1. Cerro Tres Puntas de Pilasca proved to be an important forest with high biomass values for the region of Lambayeque.

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