Newly Posted Articles

ORCHIDS: Symbiosis with Fungi

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They exchange vitamins and parts of their molecules; seeds release para-aminobenzoic acid and thiamine, at least the thiazole moiety, providing vitamins to the fungi; Rhizoctona fungus releases nia... Read More

ORCHIDS: What They Are and What They Do

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An overview of the family with all their many remarkable features highlighted in the inimitable Dunsterville style. A86-604 Read More

ORCHIS SIMIA: A Problem Plant in Florida

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is native to south Europe but should grow in Florida, outdoors in rich compost kept moist; do not disturb the roots, apply limestone chips or shell lime. A71-153 Read More

VANILLA: Root Rot

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Fusarium batatis var. vanillae is a destructive disease attacking Vanilla planifolia in commercial growing areas; refer to AH19 Read More

CATTLEYAS, MINIATURE: Splashed Petal Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago One peloric clone of Cattleya intermedia with the varietal name 'Aquinii1 is the basis for a wide range of hybrids though it is not the only one; 18 hybrids described with many illus. F85-20 Read More

PSEUDOBULBS: Broken

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To prevent infection expose the broken surface to air and allow the cells to dry. A71-1021 Read More

CATTLEYAS: Leads; Only One of Four New Ones Produced Flowers

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago This is not uncommon due primarily to culture, but parentage is a factor; try good culture first. A67-1010 Read More

COCKROACHES: Description and Activities

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago No control given, refer to AH86-57 Read More

TEMPERATURE: Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An Electronic Aspirated Screen designed for the grower that wants reliability and close tolerance of temperature and the option of day and night temperatures; for technical details and specificatio... Read More

TEMPERATURE: Maximum

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago During daytime in summer 85 deg.F. should be the maximum; above that the harm may not be apparent but it does no good; better to control the temperature as much as possible. A73-487In the greenhous... Read More