GB/T 24308-2019Code of practice for production and processing of tobacco seeds (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard replaces GB/T 24308-2009 "Technical Regulations for Tobacco Seed Breeding", compared with GB/T 24308-2009, the main technology The changes are as follows.

--- Increased definition of tobacco germplasm, maintainer, renewal, paternal, maternal, artificial pollination, seed processing and seed initiation (see section 3) chapter);

--- Removed the definition of breeder seeds, stocks and varieties (see Chapter 3 of the 2009 edition);

--- Increased the technical content of breeding and updating of germplasm resources (see Chapter 4);

--- Revised the principle of breeding propagation (see 5.1, version 4.1 of 2009);

--- Revised the technical content and parameters of the original stock breeding original species (see 5.2, 4.2 edition of 2009);

--- Revised the technical content and parameters of Daejeon seed production, and separately specified conventional seed production, hybrid seeds and male sterile lines Seed production (see Chapter 6, Chapter 5 of the 2009 edition);

--- Increased the technical content of pelletized seed processing (see Chapter 7).

Introduction

The issuing body of this document draws attention to the fact that, in conformity with this document, Chapter 7 may be related to "a tobacco germinating coated pellet" Production method" "an aerobic tobacco-coated pelletized seed and preparation method thereof" "an anti-cold and wet stress tobacco coated seed and preparation thereof Methodology The use of related patents, 7.1.3, 7.1.4 and the use of patents related to "CNC germination tanks".

The issuing organization of this document has no position on the authenticity, validity and scope of the patent.

The holder of the patent has assured the issuing authority of this document that he is willing to work with any applicant on reasonable and non-discriminatory terms and conditions.

Negotiate on patent licensing. The patent holder's statement has been filed with the issuing authority of this document.

Patentee. Yunnan Tobacco Agriculture Research Institute, Yuxi Zhongyan Seed Co., Ltd.

Please note that in addition to the above patents, certain aspects of this document may still involve patents. The issuing organization of this document does not undertake to identify these special Liability.

1 Scope

This standard specifies the technical requirements and operating procedures for the production and processing of tobacco germplasm resources, original seeds, field seeds, and pelletized seeds.

This standard applies to the germplasm resources of flue-cured tobacco, burley tobacco, oriental tobacco, cigars, reproductive regeneration, original breeding, field production, and pills. Seed processing.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 21138 Tobacco Seeds

GB/T 23222 Classification and investigation methods of tobacco pests and diseases

GB/T 25241 (all parts) Technical regulations for tobacco intensive breeding

YC/T 344 Tobacco germplasm resource description and data specification

3 Terms and definitions

The following terms and definitions as defined in GB/T 21138 apply to this document.