Statistical methods were used to analyze the growth characteristics of area and investment in the development process of oil tea industry in Anhui province,as well as the key factors affecting the benefits of oil tea.The results show that the total output value of the oil tea industry in Anhui province was significantly related to planting area,annual output and new input.The total area and annual output have the greatest direct contribution to the output value and the direct path coefficient and net contribution coefficient are both high positive values.The direct contribution of annual new area and new investment to output value was negative,but their indirect contribution through total area and annual output was relatively positive.
维普
万方数据