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GB/T 25882-2010: Quality grading for silage maize
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25882-2010 | English | 149 |
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Quality grading for silage maize
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GB/T 25882-2010
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Basic data | Standard ID | GB/T 25882-2010 (GB/T25882-2010) | | Description (Translated English) | Quality grading for silage maize | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B05 | | Classification of International Standard | 65.020.20 | | Word Count Estimation | 5,548 | | Date of Issue | 1/10/2011 | | Date of Implementation | 6/1/2011 | | Quoted Standard | GB/T 6432; GB/T 20194; GB/T 20806; NY/T 1209; NY/T 1459 | | Regulation (derived from) | Announcement of Newly Approved National Standards 2011 No. (No. 166 overall) 1 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies corn silage quality indicators, quality grading and determination. This Standard is applicable to corn silage quality evaluation and classification. | GB/T 25882-2010: Quality grading for silage maize---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Quality grading for silage maize
ICS 65.020.20
B05
National Standards of People's Republic of China
Corn Silage Quality Grading
Issued on. 2011-01-10
2011-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by the People's Republic of China Ministry of Agriculture.
This standard by the National Standardization Technical Committee of animal husbandry.
This standard was drafted. National Animal Husbandry, Ministry of Agriculture, the National Grass Industry Product Quality Supervision and Testing Center, China Agricultural University, Beijing
Agronomy.
The main drafters of this standard. Yu Ming, Li Cun-fu, Yuzhu, Pan Jinbao, stone hold fast, Yang Qingfeng, Li Yurong, Liu Fang, Yin Xiaofei.
Corn Silage Quality Grading
1 Scope
This standard specifies the corn silage quality indicators, quality grading and determination.
This standard applies to corn silage quality evaluation and classification.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 6432 Determination of crude protein
Determination of GB/T 20194 feed starch content by polarimetry
GB/T 20806 feed neutral detergent fiber (NDF) Determination
NY/T 1209 corn crop varieties in Technical Specification
Determination of NY/T 1459 feed of acid detergent fiber
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Silage corn silagemaize
During the late Prince milky corn cooked, including the above-ground plants harvested ear, including, as the raw material of corn silage.
4. Technical Requirements
4.1 Sensory requirements
Higher plants, large amount of leaves, holding green is good, no lodging, no leaf blight, leaf blight, smut, head smut, rust and other diseases
symptom.
4.2 Moisture content
Moisture content 60% to 80%.
4.3 Quality Grading
Corn Silage Quality Grading and indicators should comply with Table 1.
Table 1 corn silage quality grading and indicators
Rating neutral detergent fiber /% acid detergent fiber/starch% /% CP /%
A ≤45 ≤23 ≥25 ≥7
Two ≤50 ≤26 ≥20 ≥7
Three ≤55 ≤29 ≥15 ≥7
NOTE. protein, starch, neutral detergent fiber and acid detergent fiber dry matter (drying at a temperature of 60 ℃) in the content.
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