Standard No.:	DB31/T 1656-2025
English Name:	Specification for selection of improved varieties of forest tree
Chinese Name:	林木良种筛选规范
Chinese Classification:	B61    Seed, seedling, seedling nursery
Professional Classification:	DB    Provincial Standard
ICS Classification:	65.020.01 65.020.01    Farming and forestry in general 65.020.01
Source Content Issued by:	Shanghai Municipal Administration for Market Regulation
Issued on:	2025-12-23
Implemented on:	2026-4-1
Status:	valid
Target Language:	English
File Format:	PDF

本文件规定了林木良种筛选的试验要求、规则、指标、评价和结果。
本文件适用于上海市生态公益林树种、经济林树种和观赏植物等林木良种的筛选。