FERTILISING A LAKE
' Fertilising a lake- as 'a farmer.leiw tilises a field is a new method used by University of' Wisconsin scientists t6 increase the numberi o£r flsbAin ;the water. Tests have-been, made.in several small lakes inthat Sta^e.- The lime and phosphorus of the fertiliser stimulate the growth of marine plants, the experts report, just as they do land vegetation. This in; turn-increases the "marine pasturage" and results'in increasing the size as- well. as,.thenum« ber of game fish in the lake., Previously it had been found, that stocking the lakes with fish failed because.there was a lack of nourishing :fobd.. By reversing the procedure and increasing the available food, the scientists hope to restock the lake' waters by nature! development. The cost of' fertilising the water was found to-be' less than a dollar an acre.' -'■-•'■ :
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https://paperspast.natlib.govt.nz/newspapers/EP19351008.2.111
Bibliographic details
Evening Post, Volume CXX, Issue 86, 8 October 1935, Page 12
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135FERTILISING A LAKE Evening Post, Volume CXX, Issue 86, 8 October 1935, Page 12
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