Long-term effects of liming and fertilisation in an acidic dystrophic Lake Smolak [Mazurian Lakeland, Poland]
1998
Zdanowski, B. | Hutorowicz, A. (Inland Fisheries Institute, Olsztyn (Poland))
A dysdtrophic Lake Smolak (Poland) was subject in 1971-74 to an experimental liming and fertilisation (N,P,K). Liming was performed 4 times. Lake response to fertilisation consisted of its increasing resemblance to eutrophic waters. Twenty years post the experiment the lake still showed no decreasing trend of alkalinity and Ca concentration in water, and P and N contents were still high
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