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不同养殖模式肉羊供给反应行为差异研究——基于Dynamic Panel Nerlove模型
王纪元, 肖海峰
0
(中国农业大学 经济管理学院, 北京 100083)
摘要:
为了解不同养殖模式的肉羊供给反应差异及其背后的原因,以保障农牧民收入和我国羊肉的长期稳定供给,利用2012年1月-2016年12月养殖户层面的动态面板数据,建立相应Nerlove模型,对不同养殖模式下肉羊供给反应行为进行研究,结果表明:专业育肥户肉羊长短期供给弹性均高于自繁自育户;仔畜价格、饲草料折价以及政策环境因素对专业育肥户肉羊存栏规模的影响也均比自繁自育户显著。在剖析差异原因的基础上,提出应从提高专业育肥门槛、重点扶持优质能繁母羊、强化草业支撑保障能力、建立重大动物疫病监测预警体系、完善肉羊生产与价格监测预警体系等方面着手,保障我国肉羊产业健康发展。
关键词:  肉羊  自繁自育  专业育肥  养殖模式  供给反应
DOI:10.11841/j.issn.1007-4333.2018.08.21
投稿时间:2017-09-20
基金项目:农业部和财政部国家现代农业(绒毛用羊)产业技术体系产业经济研究项目(CARS-39-22)
Feeding behavior of sheep holders under different breeding modes:Based on the dynamic panel data of farmers
WANG Jiyuan, XIAO Haifeng
(College of Economics and Management, China Agricultural University, Beijing 100083)
Abstract:
In order to understand the differences in the supply reaction of mutton sheep and the reasons behind and ensure the long-term stable supply of farmers and herdsmen and the mutton in our country,using the dynamic panel data from January 2012 to December 2016,based on the Nerlove model,the causes of the differences in the supply response of mutton under different breeding modes is analyzed in this study.The results show that:The elasticity of supply responses of professional fattening is higher than that of numerous bred households;The influence of livestock forage price,discount and policy of environmental factors on professional fattening households were also significant than numerous bred households.Based on analyzing the reasons for differences,proposes are put forwarded to improve the professional quality,the key support threshold of fattening breeding ewes,strengthening grass supporting capacity,the establishment of major animal disease monitoring and early warning system,improve sheep production and price monitoring and early warning system so as to ensure the healthy development of China's sheep industry.
Key words:  sheep  self-breeding and self-feeding  professional fattening  breeding mode  supply response