Study on the influence of subsidy to agricultural machinery and tools on the agricultural industry chain-for the Shandong province sample

In the view of agricultural machinery industry chain, this paper builds an agricultural machinery industry chain model which included “agricultural machinery manufacture→agricultural machinery purchase→ agricultural machinery utilize”, and analyze the influence of Subsidy to agricultural machinery and tools on the agricultural industry chain based on the model. Finally the author represents the statistics result for the influence of Subsidy to agricultural machinery and tools on the agricultural machinery manufacture, and uses the system dynamic method to study the influence of Subsidy to agricultural machinery and tools on the agricultural machinery utilize.