Hi Tom, Have you heard of high manganese levels (>100 ppm) causing algae problems?
PaulB Subscriber Jan 24, 2005 74 0 6 Melbourne, Australia May 26, 2009 #1 Hi Tom, Have you heard of high manganese levels (>100 ppm) causing algae problems?
Tom Barr Founder Staff member Administrator Jan 23, 2005 18,699 774 113 May 26, 2009 #2 No, algae, perhaps some poor plant growth, that's pretty high Mn, but many wetland soils have very high Fe and Mn. Plants need 1000x less than that. Regards, Tom Barr
No, algae, perhaps some poor plant growth, that's pretty high Mn, but many wetland soils have very high Fe and Mn. Plants need 1000x less than that. Regards, Tom Barr
