Orchid fungicide thiram can control a variety of diseases

Also known as seiram and turam, it is an organic sulfur fungicide. The pure product is colorless, odorless crystals; the technical-grade product is a colorless or pale yellow powder, insoluble in water but soluble in a variety of organic solvents, easily decomposed when exposed to acidic solutions, has low toxicity to humans and livestock, but has an irritating effect on human mucous membranes and skin. Formulation: 50% wettable powder. Target pests and methods of use: soaking orchid plants in 50% wettable powder can controlorchiddamping-off; a 500-700 times dilution spray controls white rot, anthracnose, powdery mildew and bacterial shot hole. Soil treatment: for each mu of seedbed, use 5009 of 50% wettable powder mixed with 150kg of fine soil to make toxic soil, applied in furrows or holes, can control orchid white silk disease andsoft rotdisease. Precautions: 1. Thiram must not be mixed with copper- or mercury-containing pesticides. 2. Store in a cool, dry place. Liu Zhongjian