Your search returned 4 results.
by Edwards, T;
de Winton, M.
-- Waikato (N.Z.)Environment Waikato
by Champion, Paul D;
de Winton, Mary D;
Lange, P.J. de.
-- National Institute of Water and Atmospheric Research (N.Z.);
NIWA Ecosystems (N.Z.)
by Edwards, Tracey;
de Winton, Mary.
-- Waikato (N.Z.) Regional Council (1989-1992)
by Livingston, Mary E. (Mary Elizabeth);
Biggs, Barry John Franklyn;
Gifford, J. S.
-- New Zealand Water and Soil Directorate.;
New Zealand National Water and Soil Conservation Authority