BLACK TWIG BORER: Found in Hawaii in 1966

Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 3 years ago.

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Bores holes and galleries in orchid tissue; use malathion 2 tpg. as spray; or, use Sevin 1.5 ttpg. P69(l)13
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