Abstract: This paper took Pinus as the research object, analyzed the main types of diseases and pests that harm Pinus, and then put forward the precise prevention and control plan of Pinus diseases and pests under the new situation by adopting accurate detection of diseases and pests as well as physical, forestry, biological, chemical and other measures, so as to minimized the harm of pests to Pinus. Lay a foundation for giving full play to the economic, social and ecological benefits of Pinus.