The Xinjiang Uygur Autonomous Region is a special geographicai unit. Only recognizing and following its specific natural law and making special artilicial activities,can we obtain the relatively harmonious development between man and environment. Xinjiang is a particular arid region.Through the study of the agricultural production environment(including agriculture,forestry and animal husbandry,etc.)in Xinjiang,the concept of approaching"desert",and differentiation law in time and space,four fundamental principles which are general significance in the work of agricultural territorial development in arid regions are put forward:(1)the "opening" principle of departmental production environment,which is the foundation that every production department gets common"evolution";(2)the principle of construction first and then destruction(or called prevention first,control second);(3)the principle of abandoning weakness and making full use of strong point;and(4)the principle of environmental benefit.In addition,in a certain region,the greatest cnvironmental benefit can be obtained through connecting each little piece to form large area gradually.Finally,three vital laws,namely,natural,economic,human laws must be followed.