基于SEM的畜牧食品产业集群企业生态位影响因素分析
徐宣国,谢学军,于唱,徐秀梅
Ecological Niches’Influencing Factors of Animal Husbandry and Food Industry Cluster Enterprises Based on SEM
农学学报 . 2019, (12): 69 -77 .  DOI: 10.11923/j.issn.2095-4050.cjas20190800158