00988cam a2200217   450000500170000099900150001724501150003202000180014710001020016504400160026725000090028304100080029230000220030050000050032283000050032726000480033208200180038095201240039895201240052295201240064620260711133924.0  c3613d3613  aConsideraciones generales para el estu-dio y monitoreo de Diatomeas en losprincipales ríos de El Salvador.b  a9789992327562  aRivas Flores, Andrés Wilfredo Gómez Orellana, Ricardo Ernesto Monterrosa Urias, Ana Jeannette  aEl Salvador  a1ª   aspa  a48 p. il.; 22 cm.  a  v  aSan SalvadorbEditorial Universitariac2010  a595.75bR618c  001040708CGaBCbBCd2018-02-19e UESg2.00i001574l0o595.75/R618cp001574r2026-07-11 13:39:24t3w2026-07-11yBK  001040708CGaBCbBCd2018-02-19e UESg2.00i001575l0o595.75/R618cp001575r2026-07-11 13:39:24t3w2026-07-11yBK  001040708CGaBCbBCd2018-02-19e UESg2.00i001573l0o595.75/R618cp001573r2026-07-11 13:39:24t3w2026-07-11yBK