The Orchid Doctor Articles under the Heading Virus - Detection, Identification, Symptoms, Testing

Virus - Detection, Identification, Symptoms, Testing Comments
VIRUS - DETECTION, IDENTIFICATION, SYMPTOMS, TESTING: Detection by Biological Assay It is performed on leaves of other plants such as Cassia occidentalis, Gomphrena globosa, Chenopodium amaranticolor, Datura stramonium, and Spathoglottis sp.; for details of inoculation procedures and results, refer to AH62+; OD65-107 0
VIRUS - DETECTION, IDENTIFICATION, SYMPTOMS, TESTING: Other Plants Used as Detectors Cassia occidentalis is an indicator of Cymbidium Mosaic Virus; Gomphrena globosa, for Tobacco Mosaic Virus. A67-287; A68-431 0
VIRUS - DETECTION, IDENTIFICATION, SYMPTOMS, TESTING: Spots and Their Meaning Usually light-colored at first, they become elongated lengthwise, then somewhat depressed, later they darken, become necrotic and more depressed; one form on cattleyas produces a ring formation. A77-702 0
VIRUS - DETECTION, IDENTIFICATION, SYMPTOMS, TESTING: Testing by Commercial Laboratory Send a leaf or leaves with some visible symptoms, even the expert relies on them; the lower portion of maturing leaves can be sent to Florida West Coast Scientific Labs., address given above on this page; the charge is "low". A73-503 0

New Topics

  1. Edward Zapata started topic Cymbidium Helen Bannerman in category General Discussion
  2. David Hickman asked question Mystery Orchid in category General Discussion
  3. Tammy Bennett asked question LOOKING to BUY -Phalanopis “Dragon Tree Maple” in category Phalaenopsis
  4. Rae Walker asked question Dendrobium No I’d. HELP! in category Dendrobiums
  5. John Hyatt asked question Deformed growths on BLC King of Taiwan in category Cattleya Alliance

New Comments

  1. Edward Zapata commented on topic "Lady Bug or dangerous bug" by John Small
  2. Wyatt Parker commented on member plant Zygopetalum var. Big Red One by Wyatt Parker
  3. Carol Holdren commented on member plant Renantanda Sunrise 'Prasongs' by Andrew Chan
  4. Carol Holdren commented on topic "Dendrobium No I’d. HELP!" by Rae Walker
  5. Carol Holdren commented on article "CATTLEYAS: Control of Blooming Time" by Robert M. [Bert] Hamilton (Compiler)
  6. Carol Holdren commented on member plant Lc. Nice Holiday 'Suntopia' by William Gorski
  7. Robert H. Findlay commented on topic "Phragmipedium Cape Sunset or Eric Young?" by Darrin Duling
  8. Robert H. Findlay commented on member plant Phrag. Ecuagenera Dream by Robert H. Findlay
  9. Tatjana Opekunova commented on article "CATTLEYAS: Reasons for Non-flowering" by Robert M. [Bert] Hamilton (Compiler)
  10. Carol Holdren commented on topic "Need ID, Please" by Oliver Quin Surco