123 19 is an urban construction service hotline, which is a special telephone number for public welfare services in the national construction industry determined by the Ministry of Construction and the Ministry of Information Industry, covering public transportation, water supply, gas, heating, illegal buildings and other aspects. Greening includes complaints, consultations and suggestions on greening maintenance management, park management, damaged greening and greening construction.
The service scope covers a variety of industries in seven related functional departments, including water supply, municipal administration, gas supply, drainage and flood control, real estate development and operation, landscaping, urban transportation, city appearance and sanitation, building materials industry management and urban management supervision. Main functions: accepting industry complaints, consulting, suggestions and maintenance services.
Control methods of garden tree diseases and insect pests;
First, the trunk painting method
Painting willow trees white immediately after planting can prevent dry pests such as longicorn beetles and brown beetles from laying eggs on the trunk. It can prevent rot and canker, and delay the germination period of buds. Avoiding freezing branches and buds can also prevent sunburn.
Second, the trunk gluing method
For some pests that have the habit of migrating from tree to tree, such as inchworm and moth that harm poplar, willow, elm, locust tree, birch and maple, Dendrolimus punctatus that harm pine tree, and tetranychus cinnabarinus that harm locust tree, Broussonetia papyrifera and jujube tree. Glue it to death with insect glue.
Third, the more legal the trunk is
Tree diseases, insect pests, freezing damage, sunburn, pruning, wind and hail disasters and other reasons cause damage to the trunk and seedlings of garden trees 12 1, and frequent invasion of pests and diseases. It is an effective way to prevent the invasion of pests and diseases by treating wounds in time, promoting wound healing and restoring tree vigor as soon as possible.