Category: Orchid Doctor

VIRUS: Pollen Transmitted or Not

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 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: Problems with Stud Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago Disease is transmitted to the seed through the pollen except in the case of Phalaenopsis, if the seed is removed carefully from the virused pod; virused plants always pose a threat to the virus-fre... Read More

VIRUS: Removal From Hands

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago Use 3% solution of Tri-Sodium Phosphate and wash first in it then in soap and water; it's difficult to remove. AU87(2)-16 Read More

VIRUS: Research and Accomplishments

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago A review; serology and prevention methods, etc.; refer to A82-1064; 1180; 1279 Read More

VIRUS: Riboviren, a New Viruscide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago A complex drug, very expensive to make, has freed cymbidiums from TMV in the lab. OA83-74 Read More

VIRUS: Sanitation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago Heat is the safest method and the most effective, place all tools in an oven at 300 dF for one hour; propane torches are good if blades are first dipped in alcohol before flaming; liquid inactivati... Read More

VIRUS: Spread by Tissue Culture

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 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

VIRUS: Testing for

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago By chloroplast agglutination, agar double dif fusion, ELISA, etc.; refer to AH86-25; others, OA83-168 Read More

VIRUS: Tests by Amateurs

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 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

VIRUS: Tobacco Mosaic Virus

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 10 years ago Also called odontoglossum ringspot, is ineffective when sap is diluted 100,000 times, or when heated to 90 dC (194 dF) for ten minutes. OIE87 Jy-4, qu. Kado, Virus diseases of orchids (1970); TMV i... Read More