Probit model is applied to analyze some key factors influencing farmers’ willingness to participate in the new vocational training for farmers based on 683 que
This paper aims to explore comprehensive utilization way of discarded fresh tobacco leaf. Based on modern tobacco demands on green,environmental protection and
From the perspective of environmental issues concerning land use and importance of county,we analyze the great significance of environment-friendly use of count
With the popularization of the Internet,this technology has changed the form of information dissemination. The information will spread quickly when food product