Category: Ailments

WETTING AGENTS: Other Names Used, and Their Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Also known as surface active agents, surfactants, adjuvents, penetrants, detergents, spreaders, emulsifiers; they are non-toxic but damaging at high levels, or more than 10 ppm.; avoid regular use;... Read More

FUNGUS: Anthracnose-type Which Grows on Live or Dead Tissue

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is easily controlled with benomyl (Benlate) 1 tpg.; or, use Dithane M5, 1.5 tpg. A78-1124 Read More

VANILLA: Root Rot

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Fusarium batatis var. vanillae is a destructive disease attacking Vanilla planifolia in commercial growing areas; refer to AH19 Read More

PSEUDOBULBS: Broken

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago To prevent infection expose the broken surface to air and allow the cells to dry. A71-1021 Read More

COCKROACHES: Description and Activities

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago No control given, refer to AH86-57 Read More

WHITE FLY: Controlled with Rite-off

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is highly effective for control; but one should first ascertain whether any insecticide is intended for application to plants. A75-1007; not listed: Farm chemicals handbook.OWD Read More

OXALIS: Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Three materials have been used with success on potted plants: Monuron (Karmex-W, or Telvar), Diuron (Karmex DW) and Princeps-80W (Simazine-80W); directions should be followed carefully; water plant... Read More

THRIPS: Characteristics and Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago There are both winged and wingless phases; they scrape the surface tissue of plant parts especially flowers, causing shallow, silvery scars; they are fast moving and hard to see; spray with Malathi... Read More

CATTLEYAS: Anther Discoloration

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Black; in a florist's cooler it spreads to underside of column and throat; occurs when they are lighted to delay flowering in growing; if not that, it may be due to a fungus as in cymbidiums; lower... Read More

THIRAM: Toxicity Reactions in Humans

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It irritates the skin, eyes, stomach ulcers; injures liver and kidney; depresses the brain; violent reaction in association with liquor. A68-583; only if one ingests 1 oz. or more. OWD Read More