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

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  1. Linda Francis asked question Plant in category General Discussion
  2. Mark Kaczynski asked question Looking for Dendrobium Jac-Hawaii 'Uniwai Pearl' in category General Discussion
  3. Angela Baxter started topic Catt. walkeriana in category Cattleya Alliance
  4. Luis Imatani asked question RLC/ LC Large flowered hybrids in category General Discussion
  5. Bill Overton asked question Phrag. Panther Run in category General Discussion

New Comments

  1. Edward Zapata commented on member plant Cym. Baltic Dew 'Freckle Face' by Edward Zapata
  2. Robert Rand commented on topic "Looking for Dendrobium Jac-Hawaii 'Uniwai Pearl'" by Mark Kaczynski
  3. Steven Kirincich commented on member plant Eny. Exotic Seashell by Steven Kirincich
  4. Carol Holdren commented on topic "Catt. walkeriana" by Angela Baxter
  5. Gonzalo Rotondaro commented on member plant Cattleya (Sophronitis) cerna by Laura Urban
  6. Steven Kirincich commented on member plant Lc. Little Oliver by Steven Kirincich
  7. Robert Rand commented on member plant Alcra. Winter Wonderland 'White Fairy' by Robert Rand
  8. Thuong Do commented on member plant Schom. tibicinis by Edward Zapata
  9. Bill Overton commented on topic "diseases" by Penny Edwards
  10. William Gorski commented on topic "Orchid Species: Vanda falcata h.v. Ryunotsume" by William Gorski