Schmidt, james C.
How to identify and Control Water Weeds and Alge / james C. Schmidt - Wisconsin : Applied Brochemists , 1976 - 108 p. : il.
MALEZAS - CONTROL BIOLOGICO
MALEZA ACUATICA
ALGAS - CONTROL
ACUICULTURA MARINA
632.96 / S349h
How to identify and Control Water Weeds and Alge / james C. Schmidt - Wisconsin : Applied Brochemists , 1976 - 108 p. : il.
MALEZAS - CONTROL BIOLOGICO
MALEZA ACUATICA
ALGAS - CONTROL
ACUICULTURA MARINA
632.96 / S349h