B 21 标准查询与下载
共找到 533 条与 相关的标准，共 36 页
Pea Variety Silver Bowl No. 4
- ICS
- 67.060
- CCS
- B 21
- 发布
- 2018-11-23
- 实施
- 2019-01-01
Key Grass Seed Quality Part 2 Grass Seeds
- ICS
- 65.020
- CCS
- B 21
- 发布
- 2018-11-23
- 实施
- 2019-01-01
Potato Variety Longshu No.7
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-11-23
- 实施
- 2019-01-01
Sunflower Germplasm Resources Reproduction and Renewal Technical Regulations
- ICS
- 67.200
- CCS
- B 21
- 发布
- 2018-11-12
- 实施
- 2018-12-30
Potato variety Dingshu No.1
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-10-31
- 实施
- 2018-12-01
Wheat Variety Dingfeng No.16
- ICS
- 67.060
- CCS
- B 21
- 发布
- 2018-10-31
- 实施
- 2018-12-01
Technical procedures for seed production of two-line hybrid rice E Liangyou 476
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-08-28
- 实施
- 2018-09-28
Technical regulations for thornless wolfberry seedling cultivation
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-06-20
- 实施
- 2018-07-20
Three-leaf green production technical regulations
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-06-20
- 实施
- 2018-07-20
Strawberry Cultivation Techniques Part 1: Strawberry Seedlings
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-06-20
- 实施
- 2018-07-20
Technical regulations for breeding blueberry grafted seedlings
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-06-20
- 实施
- 2018-07-20
Technical regulations for honey pear seedling breeding
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-06-20
- 实施
- 2018-07-20
本标准规定了杂交水稻机械化混合制种的术语和定义、色选设备及参数、种子质量、父母本混合比 例、浸种催芽、播种移栽、花期调节、病虫草害防治、收获、色选、纯度鉴定。 本标准适用于父母本颖壳颜色具有明显差异且播差期不大于5天的杂交水稻机械化混合制种。
Technical Regulations for Mechanized Mixed Seed Production of Hybrid Rice
- ICS
- 65.020.20
- CCS
- B 21
- 发布
- 2018-04-16
- 实施
- 2018-05-16
Technical Regulations for Sorghum Hybrid Seed Production
- ICS
- 67.06
- CCS
- B 21
- 发布
- 2018-04-02
- 实施
- 2018-05-01
Technical regulations for the identification of SSR molecular markers for the purity of pepper varieties
- ICS
- 65.020.01
- CCS
- B 21
- 发布
- 2018-03-09
- 实施
- 2018-04-09
