Three years. College of Science and Technology of Resource Utilization and Plant Protection, College of Resources and Environment, China Agricultural University is a special academic system, which usually provides three-year undergraduate education. The three-year special educational system can provide a more professional and practical educational model, provide students with necessary knowledge and skills training, and help them better adapt to the development needs of society and market. The special education system aims to train professionals in resource utilization and plant protection with modern concepts and skills, mainly involving knowledge and practice in the fields of resource science and plant protection.