Historical Study on the "Dong ho" in the Red River Delta.

在项目期间，我们每年在越南南定省武班区清莱公社的Coc Thanh合作社进行两次实地调研。每项研究历时约3周。1我们收集了以下有关村落历史的原始资料：(1)近代早期(16世纪至20世纪初)的碑文。(2)革命前后的土地承包文献。(3)李朝(11-12c)的考古资料。尤其是陶器。(4)革命前后村落生活的口述历史。(5)村落风水资料。(6)1945.2大饥荒口述。我们收集了以下有关村里社会组织的资料：(1)村合作社(Hop Tac Xa)的组织和功能及其变化。(2)村中宗族(东河)的历史和形成，对南定村及周边地区进行了生态调查(L)绘制了1：1000的村级图。(2)对南定省村级灌溉系统进行了调查。(3)对土样进行了地质分析。

We made field researches twice a year during the term of project at Coc Thanh Cooperative, Thanh Loi Commune , Vu Ban district, Nam Dinh province , VietNam. We made each research for about 3 weeks.1 we collected the following source materials on the village history.(1)Inscriptions of the early modern era (from 16 century to early 20 century).(2)Documents on land contract before and after revolution.(3)Archeological materials of the Ly dynasty(11-12c.), especially ceramics.(4)Oral history about village life before and after revolution.(5)Materials on village geomancy.(6)Oral testimony on great famine in 1945.2 we collected the following data on social organizations in the village.(1)Organization and function of the village cooperative(Hop Tac Xa) and its change.(2)History and formation of lineage(Dong Ho) in the village, especially process of its segmentation.(3)Location and function of ancestral shrines.3 we made ecological surveys in the village and surrounding area.(l)we drew a map of the village (1 : 1000)(2)We surveyed village-level irrigation systems in Nam Dinh province.(3)We took soil samples for geological analysis.