【环境与技术选择清代中国西部地区农业技术地理研究】萧正洪中国社会科学.pdf

【环境与技术选择清代中国西部地区农业技术地理研究】萧正洪中国社会科学.pdf

环境与技术选择 清代中国西部地区农业技术地理研究 萧正洪著Abstract Agriculturalhistorical geographyis thestudyof thegeographies of past times,involving the reconstruction of a wide range of phenomena and processes relating to agriculture,such as the agricultural region,landscapesandtheirrelationstothenaturalenvironmentandthesocial circumstances.suiting theparticular geographical and social conditions.The diversity of agrotechnology in the west China in the Qing dy- nasty was determined mainly by the ecogeographical conditions.So such factors as heat, moisture, topography, soil, vegetation and ca- lamityarediscussedinthebook.