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Dinámica de raíces finas en los sistemas agroforestales de cacao con sombras de poró o laurel en Turrialba, Costa Rica

by Beer, J.W; Muñoz A, F; CATIE, Turrialba (Costa Rica). Programa Agricultura Tropical Sostenible; Semana Científica Turrialba (Costa Rica) 8-10 Dic 1993; Salazar, R. ed.
Publisher: Turrialba (Costa Rica) 1993Description: p. 35-36; v.1 p. 35-36.Subject(s): THEOBROMA CACAO | CORDIA ALLIODORA | RAICES | PLANTAS PERENNES | PLANTAS DE SOMBRA | COSTA RICA | THEOBROMA CACAO | CORDIA ALLIODORA | ROOTS | PERENNIALS | SHADE PLANTS | COSTA RICA | THEOBROMA CACAO | CORDIA ALLIODORA | RACINE | PLANTE PERENNE | PLANTE D'OMBRAGE | COSTA RICA | TURRIALBASummary: Fine root biomass, productivity of the roots, decomposition and nutrient release from fine roots (diameters 2 mm) were studied in 15 year old experimental plots of cacao (Theobroma cacao) shaded by Poró (Erythrina poeppigiana) or Laurel (Cordia alliodora). The effect of climate and management on temporal changes in fine root productivity, fine root turnover and decomposition rates is discussed. Nutrient cycling via fine root turnover and via litterfall (natural and pruning residues) is contrasted.
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Sum. (En)

Fine root biomass, productivity of the roots, decomposition and nutrient release from fine roots (diameters 2 mm) were studied in 15 year old experimental plots of cacao (Theobroma cacao) shaded by Poró (Erythrina poeppigiana) or Laurel (Cordia alliodora). The effect of climate and management on temporal changes in fine root productivity, fine root turnover and decomposition rates is discussed. Nutrient cycling via fine root turnover and via litterfall (natural and pruning residues) is contrasted.

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