Leelanau Conservancy Lakes Program, 1990-2011
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资源简介：
The Leelanau Conservancy with support from the County has conducted a stream and lake monitoring program since 1990. The current program measures total phosphorus, nitrate, secchi, and chlorophyll concentrations at surface, mid, and bottom depths in 6 lakes approximately four times per year.
创建时间：
2017-08-05
