Answer: Grasp the Qingyuan Garden, remove the pests, fallen leaves, fallen fruits, dead branches, and weeds from the park outside the park and burn them together. Grasp the trunk white, brush from the ground to the trunk, this work must be completed in early December. Chemical control, after all the leaves of the pears fall, they were sprayed through the branches with Baume 5 degree lime sulfur and sprayed twice, each time between 7 and 10 days. Spray lime sulfur before germination. Http://
Medical protective clothing refers to the protective clothing used by medical personnel (doctors, nurses, public health personnel, cleaning personnel, etc.) and people entering specific medical and health areas (such as patients, hospital visitors, personnel entering infected areas, etc.). Its function is to isolate germs, harmful ultrafine dust, acid and alkaline solutions, electromagnetic radiation, etc., to ensure the safety of personnel and keep the environment clean.
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