YC/T 458-2013Tobacco seed. Code of practice for preparation and application of medium pollen (English PDF)

Foreword

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

This standard was proposed by the State Tobacco Monopoly Bureau.

This standard by the National Standardization Technical Committee on Agriculture Technical Committee on Tobacco (SAC/TC144/SC2) centralized.

This standard was drafted. Yunnan Academy of Tobacco Agricultural Sciences, Yuxi tobacco seed limited liability company.

Drafters of this standard. Ma Wenguang, Flue, Zheng Yun Ye, Li Yongping, I Yan Bi, cattle Yongzhi, cable Wenlong, Dengsheng Bin.

Introduction

When issuing authority of the document drew attention to the statement of compliance with this document may involve Chapter 6 and national patent "A dielectric flower Powder and its preparation method and application "," a solid media pollen and its preparation and application "," a tobacco pollen medium and preparation method and Applications "and" a tobacco pollen complex medium and its preparation method and use "patents related to the use of this document for the issuing authority these patents authenticity, validity and scope without any position.

The patent holder has to ensure that the issuing authority of the document, he was willing to any applicant with a reasonable and non-discriminatory terms and conditions Under patent license negotiations. The patent holder's statement has been filed in the release mechanism of the present document. Related information can be Contact the following ways.

Patentee. Yunnan Academy of Tobacco Agricultural Sciences, Yuxi Tobacco Seed limited liability company.

Address. Yuxi City, South Cheung Road on the 14th.

Please note that in addition to the above patents, some of the contents of this document may still involve patents. The issuing authority of this document does not undertake to recognize these special Lee responsibility.

Tobacco Seed

Pollen media preparation and application of technical regulations

1 Scope

This standard specifies the technical requirements, parameters and application technology tobacco pollen medium prepared.

This standard applies to tobacco crossbreeding, male sterile line breeding and hybrid seed production.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 25241.1 tobacco Intensive Seedling Technical Specification - Part 1. floating nursery Technical regulations YC/T 367 tobacco seeds sterile Seed

3 Terms and Definitions

The following terms and definitions apply to this document.

For the powder tobacco tobaccopolendonor Hybrid seed provided during pollen tobacco plants.

Pollination tobacco tobaccopolenreceptor Hybrid seed production process to accept pollen of tobacco plants.

Pollen media polenmedium Pollen substance for dilution.

3.3.1

Single pollen medium unitarypolenmedium Pollen prepared from a substance from the medium.

3.3.2

Composite pollen medium compoundpolenmedium Prepared from two or more substances from the pollen medium.

Media pollen mediumpolen Pollen and pollen medium prepared according to a certain percentage of a uniform mixture.

Note. Depending on the media type of pollen can be divided into single and composite dielectric medium pollen.

Media pollination polinationwiththemediumpolen the media pollen pollination process to impart tobacco stigma.