Common diseases of glazed palace and their prevention and treatment methods

Common diseases of Liulidian: leaf spot

Symptoms of leaf spot disease: There are oval and long light reddish-brown spots on the leaves, surrounded by chlorotic circles, which later expand into large irregular patches with black spots on them.

Leaf spot disease prevention and control methods: remove diseased leaves and spray pesticides in time. It can be sprayed with 500 times diluted 50% thiophanate wettable powder.

Common diseases of Liulidian: root rot

Symptoms of root rot: root rot, which leads to weakened water absorption capacity of leaves and insufficient nutrients, resulting in poor plant growth, withering and shrinking of leaves, and even death of the plant.

Root rot prevention and control methods: Copper preparations or metalaxyl can be used for prevention. When the disease occurs, you can use metalaxyl, carbendazim or copper preparations for root irrigation. For seriously ill plants, the diseased roots can be removed and replanted.