Shaanxi Provincial Standard of the People's Republic of China
Latest
DB61/T 1669-2023
Scope
This document stipulates the terms and definitions of apple chemical fertilizer reduction technology, basic soil nutrients, soil nutrient determination, fertilization principles, chemical fertilizer reduction technology and other requirements, and provides verification methods for apple chemical fertilizer reduction technology. This document applies to apple fertilization management.
DB61/T 1669-2023 history
2023DB61/T 1669-2023 Technical specifications for apple fertilizer reduction