B 21 标准查询与下载
共找到 531 条与 相关的标准，共 36 页
Technical regulations for breeding Codonopsis pilosula seedlings
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
Technical regulations for propagation of Angelica sinensis seedlings
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
Technical regulations for strawberry facility substrate seedling cultivation
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
Technical regulations for safflower seed breeding
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
Angelica seed breeding technical regulations
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
Codonopsis seed breeding technical regulations
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-25
- 实施
- 2024-01-25
本文件规定了油菜化学诱导雄性不育制种技术制种方式、制种基地要求、播种前的准备、播种、田间管理、化学诱导母本雄性不育、花期调节、父本割除、收晾、质量标准和包装与贮藏的要求。本文件适用于油菜化学诱导雄性不育制种的过程控制和管理。
Technical specifications for chemically induced male sterility seed production in rapeseed
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-12-22
- 实施
- 2024-01-22
Technical regulations for the preservation of rapeseed germplasm resources
- ICS
- 65.020.01
- CCS
- B 21
- 发布
- 2023-12-08
- 实施
- 2024-01-08
Technical regulations for pepper cytoplasmic male sterile hybrid seed production
- ICS
- 65.020.01
- CCS
- B 21
- 发布
- 2023-11-30
- 实施
- 2023-12-30
Tomato seed processing and storage technical regulations
- ICS
- 65.020.01
- CCS
- B 21
- 发布
- 2023-11-30
- 实施
- 2023-12-30
本文件适用于大豆杂交种种子的生产。
Technical regulations for soybean hybrid seed production
- ICS
- 65.020.01
- CCS
- B 21
- 发布
- 2023-11-13
- 实施
- 2024-02-13
Technical regulations for propagation of rice three-line CMS line Jifeng 2A
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-10-27
- 实施
- 2023-11-28
Technical regulations for pelleting and coating of small vegetable seeds
- ICS
- 65.020
- CCS
- B 21
- 发布
- 2023-10-24
- 实施
- 2023-11-24
Technical regulations for the prevention and control of duck Tambusu virus disease in large-scale duck farms
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-10-07
- 实施
- 2023-11-07
Technical regulations for the prevention and treatment of chicken infectious rhinitis
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2023-10-07
- 实施
- 2023-11-07
Technical regulations for identification of field characteristics of rice varieties
- ICS
- 65.020
- CCS
- B 21
- 发布
- 2023-09-28
- 实施
- 2023-11-16
