Taking the TM video of earth satellite as data resources,this paper fully utilizes the integrative technology of RS,GIS and GPS,combines the investigation datum from typical regions and routes,and conducts partition of nature pasture type of Ganzhou District which gives priority to sandy pasture,picks up vegetation data,establishes grass production assessing model and evaluates pasture productivity.This paper divides the nature pasture in Ganzhou District into 5 types(8 sub-types),10 pasture groups an 11 pasture types,confirms the areas of natural pasture and theoretical animal holding quantity in Ganzhou District.It also evaluates the pasture productivity and utilization status,thus provides rational planning,protection,construction and utilization for pasture resources in Ganzhou District. Key words : Ganzhou District,"3S"technology,investigation of pasture resources,productivity evaluation 主管单位：中华人民共和国农业农村部 主办单位：中国农业科学院农业资源与农业区划研究所
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