1、復(fù)旦大學(xué)碩士學(xué)位論文西北地區(qū)生態(tài)環(huán)境與社會(huì)經(jīng)濟(jì)變遷（19281953）——以關(guān)中地區(qū)為中心姓名：鄭磊申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：歷史人文地理指導(dǎo)教師：曹樹(shù)基2002.5.26AbstractThismonographisbasedonthestudyonthemutualeffectbetweentheecologicalenvironmentandsocialeconomyofRepublicanNorthWestChina，itanal

2、yzedthepopulationnumberthelanddistribution，theagriculturaltenancyandtheman—landrelationshipoftheGuanzhongAreaTheauthorindicatesthattherepeatingcalamitiesduringmodernperiodmadethegreatchangeofecologicalenvironmentofNorth—

3、WestChinaPeopleoftenregardedthisareaasaplacewhereafeWpeoplelivingwithSOmuchlandButinfactthoselandcannotbeseemedastheplowland，andthefewplowlandWasholdbylandlords，themanlandrelationshipofNorthShaanxi，EastandMiddleGanSUwast

4、ense，SOIandtenancywasmorepopularintheseareas；ontheotherhandthemajorityofthelandinGuanzhongareawasplowlandthoughlandconcentrationappearedinGuanzhonginthefirsttwoyearsafterthedroughtof1928一1930theman1andconflictWasgreatlyr

5、elievedbythegreatpopulationlossduringthedrought，iteventuallyledtoakindofvicious100seman1andrelationship，ownerpeasantholdthemajorityofpeasantcategoriesagain，justasthatofthepre—droughtperiodKeywords：EcologyManlandrelations