GB 4404.4-2010Seeds of food crops -- Part 4: Oats (English PDF)

Foreword

All technical contents of this Part of GB 4404 are mandatory.

GB 4404 Seed of food crops is divided into the following parts:

-- Part 1: Cereals;

-- Part 2: Legume;

-- Part 3: Buckwheat;

-- Part 4: Oats;

...

This Part is Part 4 of GB 4404.

This Part replaces GB 4404.5-1999 Seeds for food corps - Oats.

Compared with GB 4404.5-1999, the main changes in this Part are as follows:

-- Clarify the scope of application;

-- Modify terms and definitions;

-- Modify the purity requirements for qualified seeds of oats;

-- Cancel the reference regulations on packaging, transportation and storage;

-- Modify the inspection rules.

This Part was proposed by the Ministry of Agriculture of the PRC.

This Part shall be under the jurisdiction of National Technical Committee 37 on Crop

Seed of Standardization Administration of China (SAC/TC 37).

Drafting organization of this Part: National Agricultural Technology Extension Service

Center, Grain Quality Supervision, Inspection and Testing Center of the Ministry of

Agriculture, Crop Seed Quality Supervision, Inspection and Testing Center of the

Ministry of Agriculture (Taiyuan), Crop Seed Quality Supervision, Inspection and

Testing Center of the Ministry of Agriculture (Xi'an), Hebei Provincial Seed

Management Station, Inner Mongolia Autonomous Region Seed Management Station.

Main drafters of this Part: Zhao Jianzong, Hu Xuexu, Liu Qing, Feng Zhu, Shi Guiqin,

Xie Huafeng, Liu Zhanping.

The previous version – replaced by this Part – of the standard is:

Seed of food crops - Part 4: Oats

1 Scope

This Part of GB 4404 specifies the requirements for quality, inspection methods and

inspection rules for seed of oats (Avena sativa L.).

This Part applies to the above-mentioned seed of oats produced and sold within the

territory of the People's Republic of China, covering both coated and uncoated seeds.

2 Normative references

The terms in the following documents become the terms of this Part by reference to this

Part of GB 4404. For dated references, all subsequent amendments (not including errata

content) or revisions do not apply to this Part. However, parties to agreements that are

based on this Part are encouraged to study whether the latest versions of these

documents can be used. For undated references, the latest edition applies to this Part.

GB/T 3543 (all parts), Rules for agricultural seed testing

GB 20464, General directive for labelling of agricultural seeds

3 Terms and definitions

The following terms and definitions are applicable to this Part of GB 4404.

3.1

basic seed

Seeds of the first to third generation propagated from breeder's seeds, which have been

confirmed to meet the specified quality requirements.

3.2

qualified seed

Seeds of the first to third generation propagated from conventional basic seeds or of

hybrids, which have been confirmed to meet the specified quality requirements.

4 Requirements for quality