Detailed Guide to the Prevention and Control of Firmiana Pests and Diseases
The methods for preventing and controlling Firmiana pests and diseases are: 1. Remove and burn the diseased fallen leaves, and spray Bordeaux mixture or chlorothalonil and other chemicals during the disease outbreak period. 2. Spray soap-petroleum emulsion in early spring to kill the Firmiana psyllid. 3. Manually capture and kill the longhorn beetle adults, and inject fenitrothion and dichlorvos into the tunnels. 4. For other pests, spray any one of the chemicals dimethoate, dichlorvos, or trichlorfon during the nymph or larval stage.
The methods for preventing and controlling Firmiana pests and diseases are: 1. Remove and burn the diseased fallen leaves, and spray Bordeaux mixture or chlorothalonil and other chemicals during the disease outbreak period. 2. Spray soap-petroleum emulsion in early spring to kill the Firmiana psyllid. 3. Manually capture and kill the longhorn beetle adults, and inject fenitrothion and dichlorvos into the tunnels. 4. For other pests, spray any one of the chemicals dimethoate, dichlorvos, or trichlorfon during the nymph or larval stage.