GB/T 41189-2021 English PDF

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GB/T 41189-2021: Nutrient requirements of egg duck
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Basic data

Standard ID: GB/T 41189-2021 (GB/T41189-2021)
Description (Translated English): Nutrient requirements of egg duck
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B43
Word Count Estimation: 76,743
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 41189-2021: Nutrient requirements of egg duck

---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.
Nutrient requirements of egg duck ICS 65:020:30 CCSB43 National Standards of People's Republic of China Nutrient requirements of laying ducks Published on 2021-12-31 2022-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Nutritional requirements for small laying ducks1 5 Nutritional requirements for medium-sized laying ducks1 6 Feed ingredients and nutritional value Table 1 Appendix A (Informative) Feed Ingredients and Nutritional Value Table 23 Table 1 Dietary apparent metabolizable energy, crude protein and amino acid requirements for small laying ducks at 0 weeks of age to 5% laying rate2 Table 2 Daily apparent metabolizable energy, crude protein and amino acid requirements for small laying ducks at 0 weeks of age to 5% laying rate3 Table 3 Dietary mineral, vitamin and linoleic acid requirements for small laying ducks from 0 weeks of age to 5% laying rate4 Table 4 Daily requirements of minerals, vitamins and linoleic acid for small laying ducks at 0 weeks of age to 5% laying rate5 Table 5 Growth performance of small-scale laying ducks when they meet the minimum nutrient requirements at the stage of 0 weeks of age and 5% egg production rate6 Table 6 Apparent metabolizable energy, crude protein and amino acid requirements of diets for small laying ducks during laying period6 Table 7 The daily apparent metabolizable energy, crude protein and amino acid requirements of small laying ducks during laying period7 Table 8 Minerals, vitamins and linoleic acid requirements of small laying ducks during laying period8 Table 9 Daily requirements of minerals, vitamins and linoleic acid for small laying ducks during laying period9 Table 10 Laying performance achieved when the minimum nutrient requirements are met during the laying period of small ducks10 Table 11: Apparent metabolizable energy, crude protein and amino acid requirements of small egg-breeding ducks during laying period10 Table 12 Daily apparent metabolizable energy, crude protein and amino acid requirements during laying period of small-breed ducks11 Table 13 Minerals, vitamins and linoleic acid requirements of small-breed ducks during laying period12 Table 14: Daily requirements of minerals, vitamins and linoleic acid for small-breed ducks during laying period13 Table 15 Dietary apparent metabolizable energy, crude protein and amino acid requirements for medium-sized laying ducks from 0 weeks of age to 5% laying rate14 Table 16 Daily apparent metabolizable energy, crude protein and amino acid requirements of medium-sized ducks at 0 weeks of age to 5% laying rate15 Table 17 Dietary mineral, vitamin and linoleic acid requirements for medium-sized laying ducks from 0 weeks of age to 5% laying rate16 Table 18 Daily mineral, vitamin and linoleic acid requirements of medium-sized laying ducks from 0 weeks of age to 5% laying rate17 Table 19 Growth performance of medium-sized ducks at 0 weeks of age to 5% egg production when the minimum nutrient requirements are met18 Table 20 Dietary apparent metabolizable energy, crude protein and amino acid requirements for medium-sized laying ducks during laying period18 Table 21 Daily apparent metabolizable energy, crude protein and amino acid requirements of medium-sized ducks during laying period19 Table 22 Dietary mineral, vitamin and linoleic acid requirements for medium-sized ducks during laying period20 Table 23 Daily mineral, vitamin and linoleic acid requirements of medium-sized ducks during laying period21 Table 24 Laying performance achieved when the minimum nutrient requirements are met during the laying period of medium-sized ducks22 Table A:1 List of common feed ingredients for ducks 23 Table A:2 Common feed ingredients and nutritional value for ducks 24 Table A:3 Characteristics and energy values of fats commonly used in ducks 65 Table A:4 Crude protein equivalent, amino acid content and energy value in amino acid additives from different sources66 Table A:5 Mineral element content in duck macromineral feed 67 Table A:6 Mineral Element Content and Biological Utilization in Mineral Additives from Different Sources 68 Table A:7 Active ingredient content of commonly used vitamin feed additives for ducks70

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" drafted: Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by the Ministry of Agriculture and Rural Affairs of the People's Republic of China: This document is under the jurisdiction of the National Standardization Technical Committee of Animal Husbandry (SAC/TC274): This document is drafted by: Zhejiang Academy of Agricultural Sciences, Institute of Animal Science, Guangdong Academy of Agricultural Sciences, Liaoning Hefeng Animal Husbandry Co:, Ltd: Company, Hangzhou Kangdequan Feed Co:, Ltd:, Guangdong Nanbao Group Co:, Ltd:, Hubei Shendan Health Food Co:, Ltd:, Zhejiang Guowei Technology Co:, Ltd: Co:, Ltd:, Guangdong Haid Group Co:, Ltd: The main drafters of this document: Zheng Chuntian, Lu Lizhi, Chen Wei, Wang Shuang, Ruan Dong, Tian Yong, Yang Hua, Xia Weiguang, Zhang Yanan, Lin Yingcai, Li Zhefeng, Wang Li, Shao Caimei, Zeng Tao, Li Qingyi, Bian Guozhi, Feng Peishi, Li Guoqin, Lin Yisheng, Zheng Qiangqiang, Li Liumeng, Chen Bindan, Lin Yumei, Wei Jiancheng, Wang Shenglin and Liu Yinlan: Nutrient requirements of laying ducks

1 Scope

This document specifies the nutritional requirements for small and medium-sized laying ducks: This document is applicable to feed enterprises and various types of breeding farms (households) for the preparation of laying duck diets:

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document: GB/T 10647 Feed Industry Terminology NY/T 823 Poultry Performance Terminology and Metric Calculation Methods

3 Terms and Definitions

The terms and definitions defined in GB/T 10647 and NY/T 823 and the following terms and definitions apply to this document: 3:1 nutrient requirements nutrientrequirements The minimum amount of nutrients that an animal needs to maintain normal physiological activity, body health and to achieve specific performance: 3:2 eggduck It is used to provide duck breeds (matching lines) mainly for egg products: Note: Including small and medium-sized laying ducks: 43-week-old laying ducks weighing < 1:6kg are small-sized laying ducks; 43-week-old laying ducks weighing ≥1:6kg are medium-sized laying ducks Egg duck:

4 Nutritional requirements of small laying ducks

4:1 The nutritional requirements of small laying ducks in the stage of 0-week-old to 5% egg production rate should meet the requirements of Table 1 to Table 4, and the stage of 0-week-old to 5% egg production rate The growth performance achieved when the laying duck meets the nutritional requirements shall meet the requirements of Table 5: 4:2 The nutritional requirements of small-scale laying ducks during the laying period should meet the requirements of Tables 6 to 9, and the requirements of laying ducks in the early laying period, peak laying period and late laying period should be met: The egg performance achieved at the nutrient requirements should meet the requirements of Table 10: 4:3 The nutritional requirements of small-sized egg-breeding ducks during the laying period shall meet the requirements of Table 11~Table 14: 5 Nutritional requirements of medium-sized laying ducks 5:1 The nutritional requirements of medium-sized ducks at the stage of 0-week-old to 5% egg production rate should meet the requirements of Table 15 to Table 18, and the 0-week-old to 5% egg production rate stage The growth performance of segmented ducks when they meet the nutritional requirements shall meet the requirements of Table 19: 5:2 The nutritional requirements of medium-sized ducks during the laying period should meet the requirements of Table 20 to Table 23, and the laying ducks are full at the early stage of laying eggs, the peak period of laying eggs and the later stage of laying eggs: ......

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