Through the process of resource utilization and plant protection, we can understand the relationship between resource utilization and plant protection. Agricultural resources are the general name of natural resources and socio-economic resources involved in agricultural production. Plant protection is to use pesticides, biological and other measures to solve the impact of diseases and pests on plant growth, so as to achieve the purpose of plant protection. The relationship between the two is very important. For plants, the whole life cycle is closely related to agricultural resources and plant protection. The growth process of plants needs to absorb water, fertilizer, gas and heat from the soil and get the support of the soil. Therefore, agricultural resources provide a good living environment for plant growth. Plants will be affected by diseases and pests in the growth process, which requires us to use a certain technical level to prevent and control the diseases suffered by plants and ensure the healthy growth of plants.