A type of clay developed in Australia may provide a temporary solution to phosphorus finding its way into the Holland River. But growers have some questions about its possible effects on their fields
by MARY BAXTER
When the Lake Simcoe Region Conservation Authority delayed a pilot program to remove phosphorus along a portion of the Holland Marsh’s interior canals until more testing could be done, Alex Makarenko was among those who expressed relief.
“There are too many questions,” says this carrot, celery and onion grower, who is also chair of the Holland Marsh Growers’ Association.