Category: Orchid Doctor

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: Problems with Stud Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 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 8 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 8 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 8 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 8 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 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

VIRUS: Testing for

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 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 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

VIRUS: Tobacco Mosaic Virus

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 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