00561nam a2200133 450000100070000000500170000700800360002410000220006024501530008226400180023594200100025399900170026395201470028000183720260807101253.0260101s1947 pe 000 0 eng d1 aM. Acosta-Solís10aSoil erosion in the agricultural highlands of Ecuador and suggestions for its protection by appropriate plants, principally by Setaria Cernua H.B.K. 1aChicagoc1947 cLIBRO c30401d30401 00104070aSGLbSGLc2130d2026-08-07l0oB-14p26-000001875r2026-08-07 15:12:53w2026-08-07yLIBROzEn inglés. Encuadernación engrapada