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湖北省宜昌县属亚热带低山丘陵县.本文运用以高产稳产为其追求目标的矩阵决策方法,统计了该县16种主要作物的5种产量结果,建立了相对产量距平矩阵和概率矩阵,进而计算出每种作物的期望损益值和全距值,并结合其他资料,从中进行分析、比较,获得了该县主要作物的适宜性程度及其优势和劣势的比较确切的概念,并提出了合理调整作物结构的初步意见,为农业规划提供科学依据.
Yichang County, Hubei Province is a subtropical hilly county.This paper uses the matrix decision-making method of high yield and stable yield for its pursuit of goals, and statistics of five kinds of yield results of 16 major crops in the county, established relative yield anomaly matrix and probability matrix, And then calculate the expected profit and loss value and the full range of each crop, combined with other data, from which to analyze, compare, get the county’s main crop suitability and its advantages and disadvantages of the more exact concept, and put forward Rationally adjust the initial views of crop structure, provide a scientific basis for agricultural planning.