Number	Author	Year	Concept
1	Yang Xu	1992	The three-dimensional landscape composed of agricultural biological resources, agricultural economic resources, and rural social resources is the tourism activities.
2	Yao Suying	1997	It is a special way of tourism that enables tourists to appreciate the interest of nature and modern new countryside that they hardly be seen in the city, which makes rational use of existing resources in rural areas and integrates viewing, enjoying, travel, study, purchase, etc. through scientific planning, design and processing.
3	Mao Bo	1996	Rural tourism is a kind of activity place based on rural community, with unique production form, life style and rural scenery.
4	Du Jiang	1999	Peasants provide tourists with accommodation and other conditions to engage in various leisure activities in typical rural environments such as farms and pastures.
5	Xiao Youxing	2001	It is a form of tourism that integrates sightseeing, sightseeing, entertainment, leisure, vacation and shopping, which based on the rural space environment, taking the unique rural production form, folk customs, lifestyle, rural scenery, rural residence, and rural culture as the object, and using the differences between urban and rural to plan and combine products, integrating sightseeing, tourism, entertainment, leisure, vacation and shopping.
6	He Jingming	2002	It is a kind of tourism activity in rural areas with rural natural and human objects as tourism attractions.
7	Cha Fang	2004	It is a tourist activity in rural areas with a rural landscape as a tourist attraction.
8	Liu Hongyan	2005	A form of eco-tourism takes rural communities as its activity sites, with rural natural ecological environment, settlement economic, and cultural landscapes as tourism resources, and living environment, lifestyle, living experience, and farming practices are different from local the rural communities where residents are the target markets.
9	Li Kaiyu	2005	A tourism based on the development of rural tourism resources formed by tourists' perception of rural space and rural imagery.
10	Zhang Jie	2005	It refers to a way of tourism in rural areas, with rural natural and cultural landscape as tourism attraction, urban residents as the main target market, through meeting the leisure, knowledge and return to nature and other needs of tourists to obtain economic and social benefits.
11	Liu Yingjie	2006	The concept system of rural tourism consists of subject module, object module and target module, which is closely related to agricultural tourism and eco-tourism.
12	Lin Gang	2006	It is a kind of leisure, sightseeing, visiting and holiday activity that takes place in rural areas, and takes natural and cultural landscapes as tourist attractions, such as rural pastoral customs, agricultural production activities, rural life and folk culture.
13	Tao Yuxia	2009	The core of the three-level concept of rural tourism is the realization of human development and liberation.
14	Guo Li	2010	In rural areas, with rural natural and cultural landscapes as attractions, tourists can enjoy rural countryside scenery, experience agricultural production process, understand local customs, and return to nature. It is an economical tourism activity that integrates viewing, investigation, learning, participation, entertainment, shopping and vacation, which can meet the needs of tourists to seek differences, knowledge and origin.
15	Lu Xiaoli	2017	It is a form of tourism and tourism activities, aiming at leisure and learning, based on the rural environment, with the rural material and intangible cultural heritage, natural landscape and agricultural activities as the core tourism resources, with urban residents as the main source market and sustainable tourism as the development orientation.