TY - GEN AU - Ganf, G. G., AU - Oliver, TI - Vertical separation of light and available nutrients as a factor causing replacement of green algae by blue-green algas in the plankton of a stratified lake [Texto fotocopiado] PY - 0000///[s.n.] CY - [S.l.] PB - 1982 KW - D 31 KW - D 51 KW - D 61 N2 - Bibliografia ER -