The goal of this article is to conduct a detailed study China’s forestry industry chain and determine the effect it has on national economy. Based 2018 China Input–Output Table (153 departments) other relevant data released by National Bureau Statistics, as well input–output method established Wassily Leontief, conducts comprehensive analysis forest its impact results show that backward industr...

Abstract

background & aim: energy is one of important debates in agriculture ecology and for this reason; the ratio of output and input energy in different agriculture ecosystems has been calculated. if one can reduce, input energy level into farms through the indices like poisons, fertilization, tractor energy and lab our force. in addition to the net income of the farmers, this issue would play a ...