Newly Posted Articles

NAMES: Botanical or Horticultural

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Which to use: a recommendation of the "Recommended Names"list in the Handbook on orchid nomenclature and registration, issued by the International Orchid Commission, and to be used especially by th... Read More

NAMES: Changes by Taxonomic Research

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A description of the work of the lumpers and splitters, the problems they encounter and the results of their work; refer to A83-385 Read More

TRISODIUM PHOSPHATE: As a Viruscide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It can be used for such but gloves must be worn when handling it, and care taken to prevent splashing. OA81-152 Read More

VIRUS: Eradication From a Collection

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Efforts to rid CMV and ORV from a personal collection over a period of four years described; tests showed plants grown from 15 to 25 years were 100% infected, those grown one to two years only 16% ... Read More

HYBRIDIZING: Age of Flower Used

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It can be in bloom for only one day or when fully opened as long as the stigmatic fluid is sticky. ODA76-22; flowers not more than' two days old are best, before the stigmatic surface becomes conta... Read More

VIRUS: Maintaining a Clean Collection

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Procedures recommended: No drip to pass from one plant to another, Use no pot a second time, Flame sterilize wire pot-hangers, Re-use no drainage materials, or stakes, or potting materials, Divide ... Read More

VIRUS: Pollen Transmitted or Not

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago There's no proof that infected plants can be used to produce seedlings free of CMV or ORS. A83-816 Read More

VIRUS: Spread by Tissue Culture

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago 1. make sure a plant is free before meristemming, 2. keep a clean plant separate in an insect-free greenhouse, for tissue culturing, 3. test the free plants regularly, 4. producing of clean protoco... Read More

CYMBIDIUMS: Early; Promoting Flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago When flowering is completed, feed well and increase the temperatures to stimulate growth as in summer; with correct cooling reduce temperatures particularly at night when growths are maturing; advi... Read More

VIRUS: Tests by Amateurs

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They can do an adequate job using either the serological or bioassay techniques, but each test is for only one virus out of many. A86-274 Read More