COMPOST: Mixing Old with New

Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 8 years ago.

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A bit of the old mix may carry spores of indigenous mycorrhiza beneficial in the new mix, but the results take so long that the benefits are doubtful. OR85-137
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