ROT: Best Control

Ailments 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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For paphiopedilums, the basic prevention or remedy is air movement; the fan should be blowing directly on the plants to keep things stirred up. OD70-134
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ROT: Control By use of preventive surgery: when water and debris collect in newly opened leaves (outside in Florida) and a combination of high temperature and heavy rainfall lead to rot starting, preventive drainage can be effected by cutting a notch at the base of the leaf sheath; illus. A60-913+ 0
ROT: Most Destructive of the Orchid Diseases Phytophora cactorum; Pythium ultimum, Pseudomonas cattleyae, Rhizoctonia solani, and Fusarium oxysporum fma. cattleyae; refer to AH15; refer to BU 0

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