Study Of The History Of The West During The Agricultural Zone Change

The West include ten provinces, autonomous regions and Municipality directly under the Central Government. The West was one of earliest agricultural birthplace in history. Two thousands of years ago, Central Government started to develop the Western agricultural areas, based on the nucleas agricultural area in GUAN ZHONG.The paper want to do the best to recount the historic changes of agricultural areas in the West, summarize the historical law which can be served in the Development in the West nowadays.By this thesis, which conclusions will be made:1. Development of agricultural areas in West in history was unsuccessive in timely and disneutralization in region. Between agricultural and livestocking areas are always fight each other for more developing chance. Western Han, Sui, Tang and Qing Dynasty's development in agriculture was higher lever. Southwest agriculture was low level besides of SiChuan Basin.2.At first,developing Western agriculture's motive was for strengthen political power, next for economic reason. The West lives on country's frontier,the authorities paid attention to local safety. So they developed West's agricultural region through soliders and immigrate farm.3.The Western ecology's balance was destoride for the sake of agriculture's achievement in so long historical period. The result lasted for at present and be a bottleneck in The Western development in furure.4.Protecting and developmeng should be used simultaneously in future. Balance the relationship of agriculture, foresty and livestocking.