Category: Ailments

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: Destroy? Quarentine? Cure?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The extra time and care required to keep a diseased plant are considerable; cure is impossible; Virazole has suppressed or inhibited the synthesis of some viruses; refer to AH86-35 Read More

VIRUS CONTROL BY FLAME OR HEAT: Control by Hot Knife Gadget

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use a soldering iron gun; attach a piece of hacksaw blade connected to the hot tip; trigger the gun each time to heat the blade before cutting a flower stem. A70-415+ Read More

VIRUS CONTROL BY FLAME OR HEAT: Time Required to Flame Tools

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The temperature should be well above water boiling point, with the metal reddening if possible though that is hard on the metal; dip first in alcohol for quicker, effective action. A71-535 Read More

CYMBIDIUM MOSAIC VIRUS: Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Very common in cymbidiums, less so in cattleyas and hybrids, and in phalaenopsis, epidendrum and oncidium; certain lines are infected world-wide; symptoms are highly variable; it usually begins in ... Read More

WETTING AGENTS: Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Some names are B194, Tween-20, DuPont Wetter-Sticker; kitchen diswasher liquids such as Colgate1s or Swan are O.K. A82-1178 Read More

VIRUS: Cymbidium Mosaic Virus (cymv) and Tomato Mosaic Virus-0 (tmv)

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago These two are the most important economically in the business. AH86-2; 4 Read More

VIRUS: Diseases of Orchids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago History, recent developments; different types; refer to OA83-136; use of electron microscopy in detection, AH86-31 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