What kills a freshwater pond?

marder at AGRI.HUJI.AC.IL marder at AGRI.HUJI.AC.IL
Wed Dec 9 17:56:04 EST 1992

a copper penny will deccelerate algal blooms

----------------------------Original message----------------------------
In article <92342.211502PINHC at CUNYVM.BITNET>, David Pincus <PINHC at CUNYVM.BITNET>
> Anybody out there know what causes ponds to lose oxygen?
Respiration by algae and other organisms.

> What causes algal blooms in ponds?
Nutrients - nitrogen (as nitrates or ammonia is a significant one).

> What pollutants accellerate this?
(See above)

                                 '      Jonathan B. Marder
Internet: MARDER at AGRI.HUJI.AC.IL |      Department of Agricultural Botany
Bitnet:   MARDER at HUJIAGRI        | /\/  The Hebrew University of Jerusalem
Phone:    (08 or +9728) 481918   |/  \  Faculty of Agriculture
Fax:      (08 or +9728) 467763   /      P.O.Box 12, Rehovot 76100, ISRAEL

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