This document stipulates the terms and definitions of yam seed and potato breeding, the environment of the production area, the selection and processing of leftover seeds, land preparation and fertilization, sowing, field management, pest and disease control, harvesting and storage technical requirements. This document applies to yam seed potato production in Yulin City.
DB6108/T 57-2023 history
2023DB6108/T 57-2023 Technical Regulations for Breeding Yam Seed Potato