Newly Posted Articles

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

SYSTEMICS: Pesticides

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A product that has been recommended for years in Florida is Meta Systox-R25.4%. A87-1237 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

STANHOPEAS: Potting

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Best to place them in baskets with well-spaced slats, lined with sphagnum moss and filled with a mix of bark, charcoal and Perlag. OR86-258 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

HOAGLAND'S SOLUTION: A Nutrient Feed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Two types: "P.N." solution: to 25 gals, water add tablespoons of, Potassium phosphate (monobasic) 1; Potassium nitrate 4; Calcium nitrate 7; Magnesium sulfate (Epsom salts) 4; "T.C." solution: Ammo... 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