CASIERRA-POSADA, Fánor; PORTILLA-FUENTES, Fernando  e  MOLANO-DIAZ, Julián. Combined effect of green-colored covers and shading on the growth of sisal (Furcraea hexapetala) plants. Agron. colomb. [online]. 2017, vol.35, n.3, pp.314-322. ISSN 0120-9965.