GB/T 14551-1993
Replaced
T/SDYY 237-2025
Active
Group standards
T/SDYY 237-2025 Technical specifications for walnut hybrid breeding
T/SDYY 237-2025 Technical specifications for walnut hybrid breeding
Price:
$ 20.00
Basic Information
Standard Code:
T/SDYY 237-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Economic management
ICS Name:
Integrated agriculture and forestry
Publish Date:
2025-10-10
Implement Date:
2025-11-10
Scope
This document specifies the technical requirements for the selection and mating of parents, hybridization, management of hybrid trees, harvesting and storage of hybrid fruits, preparation of hybrid seedbeds, sowing and seedling cultivation, and file management in the hybrid breeding of walnut (Juglans regia L.). It also describes the methods for first-generation and offspring evaluation, clonal evaluation, and regional trials. This document is applicable to the hybrid breeding of walnut.
Development Information
Related Standards
GB/T 15549-1995
Replaced
GB/T 15549-1995 Sensory analysis—Methodology—Initiation and training of assessors in the detection and recognition of odours
GB/T 15790-1995
Replaced
GB/T 15790-1995 Rules for investigation and forecast of the rice blast [Pyricularia oryzae (Cavara)]
GB/T 15792-1995
Replaced
GB/T 15792-1995 Rules for investigation and forecast of the rice stem borer [Chilo suppressalis (Walker)]
GB/T 15794-1995
Replaced
GB/T 15794-1995 Rules for investigation and forecast of the brown planthopper(Nilaparvata lugens Stal) and the white-backed planthopper(Sogatalla furcifera Horvath)
GB/T 16453.1-1996
Replaced