When cedars are in dormancy, how can the process of pest control be carried out? Treatment of bark: In the early winter or early spring, scrape away the old cracks, diseased skin, insects, skins, etc. at the branches, branches, and stem branches, and burn them centrally or deeply. The cultivator woodland soil: Before cultivating the cultivating woodland, it can not only protect the soil by loose soil, accumulate rain and snow, promote the growth of roots, but also can turn the remaining litter into the soil, and at the same time, can turn over the winter insects in the soil to the ground. , was preyed by a natural enemy or was frozen to death. Remove litter: After defoliating, cedar defoliation will promptly bury or contaminate the dead branches, fallen leaves, and weeds of the pests, which will help reduce the number of pathogens and pests that pass through the winter. The trunk is covered with white: After the cedar leaves fall, at the base of the trunk and branches, whitening with a whitening agent can eliminate pests that overwinter on the trunk and prevent sunburn and freezing injury. The whitening agent can be prepared by using 25 parts of water, 10 parts of quicklime, 1 part of lime sulfur, 1 part of salt and a small amount of animal oil. Spraying and controlling: After cedar defoliation and before germination, each sprayed with 5 Baumeci's lime sulfur plus 200 times of sodium pentachlorophenol will have the effect of eliminating overwintering germs and eggs, and reducing the damage of pests in the following year. Tuya Video Doorbell,Smart Doorbell Night Vision,Night Vision Doorbell,Camera Wireless Doorbell Shenzhen Zuomi Technology Co., Ltd. , https://www.leftriceptz.com