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Found 3,913 articles.

Title	Categories	Posted
QUALEX SHEETS: Description by Robert M. [Bert] Hamilton (Compiler)	Orchid Doctor	almost 8 years ago.
PYTHIUM ULTIMUM: A Fungus by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PYTHIUM BLACK ROT: On Cattleyas by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PYTHIUM BLACK ROT: And Damp-off by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PYRETHRUM: A Safe Insecticide by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PYRETHRINS: Extract of Chrysanthemums by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PVC PANELS: For Greenhouse Covering by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PUNGA: Plant Mounts by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PUMICE: Definition by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PUMICE: As Potting Media by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PUMICE: As a Cymbidium Medium by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PUMICE: Agricultural Grade by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PSEUDOMONAS INFECTION: Of Phalaenopsis by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOMONAS CATTLEYAE: In Cymbidiums by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOMONAS CATTLEYAE: In Cattleyas by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOMONAS CATTLEYAE: Common in Phalaenopsis by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOMONAS CATTLEYAE: Brown Spot by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Wrinkled by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Twisted Bulbs on Cattleyas by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Shrivelling During Rest Period by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Shrivelling by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Sheath by Robert M. [Bert] Hamilton (Compiler)	Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Rotting by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Rootless by Robert M. [Bert] Hamilton (Compiler)	Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Mature by Robert M. [Bert] Hamilton (Compiler)	Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Formation by Robert M. [Bert] Hamilton (Compiler)	Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Dormant by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Disfigured by Horizontal Cracking by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Cracking by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Broken by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Blackening and Dying by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PSEUDOBULBS: Black by Robert M. [Bert] Hamilton (Compiler)	Ailments, Orchid Doctor	almost 8 years ago.
PRUNING PAINT: For Cut Surfaces by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PRUNING: Of Phalaenopsis Spikes by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
Prostechea boothiana by Lou Lodyga	Cattleya Alliance, Species	almost 12 years ago.
PROPORTIONERS, FERTILIZER: To Achieve Relative Accuracy by Means of Cheap Instrumentation by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PROPORTIONERS, FERTILIZER: The Syphonex Type by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PROPORTIONERS, FERTILIZER: Many Hose Attachments Are Available by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PROPORTIONERS, FERTILIZER: Hose Attachment Types by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.
PROPORTIONERS, FERTILIZER: Home Made by Robert M. [Bert] Hamilton (Compiler)	Culture, Orchid Doctor	almost 8 years ago.

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