用户名: 密码: 验证码:
黄土高原中南部全新世土壤与环境研究
详细信息    本馆镜像全文|  推荐本文 |  |   获取CNKI官网全文
摘要
全新世环境演变研究在全球变化研究中占据重要的地位。全新世是地球历史最新的一页,现代气候是全新世气候的延续和发展。最近二十多年来,国外国内的地学界都十分重视全新世的研究,深入了解和探讨全新世气候演变规律、各阶段气候特点、有关气候事件的性质和发生原因对认识现代气候形成、灾害发生规律以及预测未来气候既有重要的科学意义又有重要的实际意义。近年来,全新世成壤环境演变研究成为研究的热点和重点之一。深入了解和探讨全新世成壤环境演变规律,认识土壤类型具有重要的现实意义。因此,本文从成壤环境变化的角度探讨黄土高原中南部全新世环境演变。
     通过大量的野外考察,选取了黄土高原中部的洛川城东剖面和南部的临潼王庄剖面。两剖面地层稳定,发育连续、完整,保存良好,具有典型性。对两剖面从上往下每隔2.5cm间距采取样品,洛川城东剖面采样94个,临潼王庄剖面采样81个。
     本文对研究剖面磁化率、粒度、CaCO_3、土壤微结构、pH值进行了分析测定,获取了比较丰富的全新世成壤环境演变数据资料。剖面中高分辨率的磁化率变化,指示了受东亚季风控制的年降水量变化;各粒级组分含量在黄土剖面中的变化反应了季风强度的长期变化,粒度中50~10μm粗粉沙、小于5μm粘粒含量的变化指示东亚季风所控制的成壤强弱变化;土壤微结构是判别土壤发育强弱、土壤类型的重要依据:CaCO_3和pH值可以作为探索大气降水或湿润程度的指标。
     本文根据野外考察和以上实验分析结果,分析论证了黄土高原中南部全新世环境演变的基本规律,并对成壤环境演变进行了深入探讨,得出了如下结论:
     (1)洛川地区全新世中期发育的古土壤S_0分为上下两层(S_0~1、S_0~2),古土壤S_0~2的土壤类型应为干性森林条件下发育的典型褐土,年均降水量为700mm左右年均气温为13℃左右;古土壤S_0~1的土壤类型应为碳酸盐褐土,其发育时不具明显的森林植被,年均降水量为600mm左右,年均气温为11℃左右。
     (2)临潼地区全新世中期发育古土壤S_0~1与S_0~2相当于亚热带黄褐土,年均降水量为750mm左右,年均气温为15℃左右。表明在全新世大暖期秦岭南北两侧均为亚热带气候,当时秦岭已失去温带与亚热带气候分界线的作用。
     (3)黄土形成时的沙尘暴活动比古土壤形成时要强的多。洛川地区全新世晚期黄土中强沙尘暴事件多达7次,而古土壤层S_0~1、S_0~2中各为1次。沙尘暴的演化
    
    受轨道因素的控制,但也受百年至干年尺度的非轨道和突发性因素影响。
     (4)在1 1500~8500a B.P.之间的全新世早期,温度上升,降水量略有增加,
    为夏季风增强,冬季风减弱的时期。气候由寒冷干早向温暖湿润转变,沙尘攀开
    始减弱,黄土堆积速率显著减慢,成壤作用逐渐加强,后期有洪水发生。
     (5) 8500~6O00aB.P.为全新世中期温度最高、降水量最大的最适宜期,夏
    季风强度达到最大,沙尘暴偶有发生,土壤发育最为强烈。6000~S000a B.P.为
    全新世中期的气候恶化期,夏季风减弱,冬季风增强,沙尘暴活动频繁,风成黄
    土堆积,降水减少,成壤作用明显变弱。5000一3 IO0a B.P.为温湿气候回返时期,
    夏季风增强,冬季风减弱,降水量增多,成壤作用变强,沙尘暴活动微弱。
     (6) 3100a B.P一今为全新世晚期,季风转变,夏季风减弱,冬季风增强,
    气候干旱化,沙尘暴最为频繁,土壤退化,形成了现代黄土层L。和表土层TS。
Study on the Holocene environmental change occupies the important status of studying on global change. The Holocene period is the last stage of Human history. In resent years, Study on the Holocene Environmental Change of Pedogenensis has become focus and focal points. So the author selects the relationship between the Holocene environmental change and the pedological process as the topic of the thesis.
    Two Holocene loess profiles have been found in the middle and south Loess Plateau. They expose fresh steep bank. And they can be observed that the sediments of the Holocene loess are continuous and thus they reflect the environmental change since the Holocene. On the basis of outdoor observation and indoor experimental analysis, the author selects proxy substitute indexes, such as grain-size, magnetic susceptibility, soil micromorphology, CaC03 and pH value, etc. Through the comparison study of these climatic substitute indexes, the thesis reveals the process of the change of climatic environment in Holocene in the middle and south Loess Plateau. Finally, the thesis investigates the relationship between the Holocene environmental change and the pedological process.
    This thesis draws the following conclusion:
    (1) Two layers of soil (S01 and S02) in the Middle Holocene were formed in Luochuan region. S02 should be typical cinnamon soil. The annual pre -cipitation reached about 700mm. The annual temperature reached about 13 ℃. S01 should be carbonate cinnamon soil. The annual precipitation reached about 600mm. The annual temperature reached about 11℃.
    (2) Two layers of soil (S01 and S02) in the Middle Holocene were formed in Lintong region. They should be subtropical yellow cinnamon soil. The annual precipitation reached about 750mm. The annual temperature reached about 15℃. In the Middle Holocene, two sides of the Qinling Mountains both
    
    
    were subtropical climate, and the Qinling Mountains had lost the function as the boundary between temperate zone and subtropical zone.
    (3) Dust storms in Loess period were much stronger than in paleosol period. In the Holocene, about 7 extraordinary dust storms in the Loess (Lo) have happened, but only 1 extraordinary dust storm in each layer of soil. Dust storms must have been impacted by the orbital factors, and by other unorbital and paroxysmal factors on the scale of hundred to thousand.
    (4) 11500~8500a B. P., Summer monsoon was stronger and winter monsoon weaker. Therefore, temperature went higher gradually and precipitation got more, dust-storms weakened, pedological process was becoming strong slowly. There were flood sediments in the layer in the later period.
    (5) 8500~6000a B. P., Summer monsoon reached its maximum, pedological process was the strongest, dust-storms nearly didn't happen. Precipitati -on increased remarkably, so was temperature. 6000~5000a B. P., This is a period of climatic deterioration. Summer monsoon was weaker and winter monsoon stronger. Precipitation and temperature decreased mostly, and eolian dust deposition was accelerated. Dust storms became stronger. Pedological process weakened obviously. 5000~3100a B. P. , Summer monsoon was stronger and winter monsoon was weaker. Temperature raised and precipitation increased. Dust storms weakened, and pedological process was becoming strong.
    (6) Since 3100a B. P., In this period, climate deteriorated again. Summer monsoon was weaker and winter was stronger. A layer of Loess has been accumulated since then. Dust storms were the strongest.
引文
[1] 周昆叔.周原黄土及其与文化层的关系.第四纪研究[J],1995,2:174-181
    [2] 黄春长.渭河流域全新世黄土与环境变迁[J].地理研究,1989,8(1):20-31.
    [3] 安芷生.最近2万年中国环境变迁研究.黄土·第四纪·全球变化[M].北京:科学出版社,1990,1-265
    [4] 黄春长,延军平,马进福,韦玉春.渭河阶地全新世成壤过程及人类因素研究[J].陕西师大学报,1997,(2):72-76.
    [5] 黄春长.环境变迁[M].科学出版社,1998年10月,31-37.
    [6] 师育新,戴雪荣,李节通等.末次间冰期兰州黄土记录中的粘土矿物及其环境意义探讨[J].海洋地质与第四纪地质,1997,17(1):87-94.
    [7] 王晓青.西北地区沙尘暴灾害及防治对策[J].干旱区研究,2001,(2):61-64.
    [8] Pye K. Aeolian Dust Deposits[M].London:Academic Press Inc. Ltd. 1987.
    [9] Brazel A J, Nicking W G. The relationship of weather types to dust storm generation in Arisona(1965~1980)[J].Climatology, 1986,6(3):255-275.
    [10] Heller F, Liu T. S. Magnetism of Chinese loess deposits[J].Geophysical Journal, 1984,77:125-141.
    [11] Heller F, Liu .T.S. MagneticostratigaPhical dating of loess dePosits in China[J].Nature, 1982,300:431-433.
    [12] 刘东生.第四纪环境[M].科学出版社,1997.
    [13] 周明富,周卫健,Head J.最近3万年北庄村剖面地层学与测年[A].见:刘东生:黄土·第四纪·全球变化(第1集)[C].北京:科学出版社,1990,12-19.
    [14] An Z S, Kukla G. Porter, S C, et al. Magnetic Susceptibility evidence of monsoon variation on the loess plateau of central China during the last 130000 year[J].Quaternary Research, 1991, 36:29-36.
    [15] 黄春长,延军平.关中盆地全新世大暖期当中区域性干旱气候研究,资源产业化开发与生态环境建设[M].中国环境科学出版社,1999,11-19.
    [16] Huang Chun-chang, Zhou J, Pang J L et al.A regional aridity phase and its possible cultural impact during the Holocene Megathennal in the Guanzhong Basin, China[J].The Holocene, 2000, 10(1):135-143.
    [17] Chun Chang Huang, Jiangli Pang,Pinghua Li. AbruPtly increased climatic aridity and its social impact on the Loess Plateau of China at 3100 a B.P. [J].Journal of Arid Environments, 2002, (3):1-13.
    
    
    [18] Chun Chang Huang, Jiangli Pang and Jingpo Zhao. Chinese loess and the evolution of the east Asian monsoon[J].Progress in Physical Geography, 2000, 24(1):75-96.
    [19] 施雅风,孔韶寰等.中国全新世大暖期的气候波动与重要事件[J].中国科学(B辑),1992(12):1300-1307.
    [20] 竺可祯.中国近五千年来气候变迁的初步研究[J].中国科学,1973,(2):168-189.
    [21] 陈云,李铮华,赵景波等.全新世高温期气候不稳定性记录[J],海洋地质与第四纪地质,1999,19(2):97-103.
    [22] 刘秀铭,刘东生等.中国黄土磁颗粒分析及其古气候意义[J],中国科学(B辑),1991,(6):639-643.
    [23] 丁仲礼,孙继敏等.灵台黄土-红粘土序列的磁性地层及粒度纪录[J].第四纪研究,1998,(1):86-92.
    [24] 安芷生,吴锡浩等.最近130ka中国的古季风,Ⅰ:古季风记录[J].中国科学(B辑),1991,1076-1081
    [25] 安芷生,吴锡浩等.最近130ka中国的古季风,Ⅱ:古季风变迁[J].中国科学(B辑),1991,1209-1215
    [26] 赵景波.第四纪冷干气候条件下发育的古土壤[J],土壤通报,1991,245-248
    [27] 赵景波.西北黄土区第四纪土壤与环境[M].西安:陕西科技出版社,1994,70-90
    [28] 丁仲礼,刘东生.1.8ma以来黄土-深海古气候记录对比[J].科学通报,1991,36(18):1401-1403
    [29] George Kukla, Friedrich Heller, Liu Xiu Ming, etc. Pleistocene climates in china dated by magnetic susceptibility[J]. Geology, 1988, 16: 811-814.
    [30] 刘东生.黄土与环境[M].北京:科学出版社,1985.
    [31] 李徐生,杨达源,鹿化煜.镇江下蜀黄土粒度特征及成因初探[J].海洋地质与第四纪地质,2001,21(1):25-31.
    [32] 曹军骥,张小曳,程燕,等.晚新生代红粘土的粒度分布及其指示的冬季风演变[J].海洋地质与第四纪地质,2001,21(3):99-104.
    [33] 孙有斌,周杰,鹿化煜,等.风化成壤对原始粉尘粒度的改造作用[J].中国沙漠,2002,22(1):16-20.
    [34] 孙东怀,鹿化煜,David Rea,等.中国黄土粒度的双峰分布及其古气候意义
    
    [J].沉积学报,2000,18(3):327-334.
    [35] 安芷生,S.C.Poter,J.Chappell,等.最近130ka洛川黄土堆积序列与格陵兰冰芯纪录[J].科学通报,1994,39(24):2254-2256.
    [36] 鹿化煜,安芷生.黄土高原黄土粒度组成的古气候意义[J].中国科学(D),1998,28(3):278-283.
    [37] 汪海斌,陈发虎,张家武.黄土高原西部地区黄土粒度的环境指示意义[J].中国沙漠,2002,22(1):21-25
    [38] 熊尚发,丁仲礼,刘东生.赣北红土与北京邻区黄土及沙漠沙的粒度特征对比[J].科学通报,1999,44(11):1216-1219.
    [39] Heller F, Liu T S. Palaeoclimatic and sedimentary history from magnetic susceptibility of loess in China[J].Geophysical Research Letters, 1986, 13:1169-1172.
    [40] 刘秀铭,Heller F,许同春等.低温岩石磁学与黄土磁颗粒特征[J].科学通报,1991,36(2):125-128.
    [41] 刘秀铭,刘东生,等.中国黄土磁性矿物特征及其古气候意义[J].第四纪研究,1993,(3):281-287。
    [42] 王键,等.磁化率与粒度、矿物的关系及其古气候意义[J].地理学报,1996,51(2):155-162。
    [43] Zhou L P., et al. Partly pedgenicorigin of magnetic variations in Chinese loess[J].Nature, 1990, 364:737-739.
    [44] Han J M. Palaeoclimatic impact on the magnetic and stable isotopic characteristics of the Chinese loess[J].Ph D Thesis. Vrije University Brussel, 1991, 190-191.
    [45] Maher B A. Magnetic properties of modern soil and Quaternary loess paleosols:paleoclimatic implications[J]. Palaeogeography. Palaeoclimatology. Palaeoecology ,1998,137:25-54.
    [46] 贾蓉芬.陕西段家坡黄土剖面中趋磁细菌特征与环境意义[J].中国科学(D)辑,1996,26(5):411-416.
    [47] 吕厚远.等.C3,C4植物及燃烧对土壤磁化率的影响[J].中国科学(D)辑,2001,31(1):43-53.
    [48] 吕厚远.中国现代土壤磁化率分析及其古气候意义[J].中国科学(B)辑:1994,24(16):1290-1297.
    [49] 刘东生,丁仲礼.二百五十万来季风环流与大陆冰量变化的阶段性藕合过程
    
    [J].第四纪研究,1992,(1):12-23.
    [50] 文启忠,刁桂仪,贾蓉芬等.黄土剖面中古气候变化的地球化学记录[J].第四纪研究,1995,(3):223-231.
    [51] 顾兆炎,丁仲礼,熊尚发等.灵台红粘土和黄土-古土壤序列的地球化学演化[J].第四纪研究,1999,(4):357-363.
    [52] 赵景波.黄土地层中的CaC03与环境[J].沉积学报,1993,11(1):136-142.
    [53] 孙东怀,安芷生,吴锡浩等.最近150ka黄土高原夏季风气候格局的演化[J].中国科学(D辑),1996,26(5):417-422.
    [54] 赵景波.古土壤CaCO_3淀积层与大气降水入渗形式研究[J].地理科学,1995,15(4):344-349.
    [55] 赵景波.黄土中古土壤淀积类型[J].地理学报,1995,50(1):35-40.
    [56] 盛雪芬,陈骏,杨杰东,等.不同粒级黄土-古土壤中碳酸盐碳氧稳定同位素组成及其古气候意义[J].地球化学,2002,31(2):105-111.
    [57] 卢演涛.黄土地层中CaCO_3含量变化与更新时期候旋回[J].地质科学,1981,2:122-130.
    [58] 段建南,李报国,石原春等.干旱地区土壤碳酸钙淀积过程模拟[J].土壤学报,1999,36(3):318-326.
    [59] 赵景波.陕西黄土高原500Ka BP的古土壤与气候带迁移[J].地理学报,2001,56(3):323-331.
    [60] 庞奖励,黄春长,张站平.陕西五里铺黄土微量元素组成与全新世气候不稳定性研究[J].中国沙漠,200l,21(2):151-156.
    [61] 郭斌,朱日祥,自立新.黄土沉积物的岩石磁学特征与土壤化作用的关系[J].中国科学(D辑),2001,31(5):377-386.
    [62] 付伯杰.渭河流域全新世黄土与环境变迁[J].地理研究,1989,8(3):50-53.
    [63] 贺秀斌,唐克丽,等.黄土高原全新世黄土重矿物研究及其土壤发生学意义[J].地理科学,1996,16(2):159-163.
    [64] 贺秀斌,唐克丽.黄土高原全新世土锆稿石颗粒表面超微结构及其发生环境[J].土壤学报,1998,35(3):289-295.
    [65] 兰叶青,胡琼英,薛家骅.胡敏酸对土壤和粘土矿物分散的影响[J].土壤学报,1998,35(2):195-201.
    [66] 顾新运.土壤超微形态在土壤研究中的应用[J].土壤专报,1989,(43):37-56.
    [67] Frenkel H, Feg M V, Levy G J. Organic and inorganic anion effects on reference and soil clay critical flocculation concentration[J]. Soil
    
    Sci. Soc. Am. J.,1992,56:1762-1766.
    [68]Dorronsoro C. Micromorphological index of the evaluation of soil evolution in central Spain[J].Geoderma, 1994,61:237-250..
    [69]徐启刚,黄润华.土壤地理学教程[M].北京:高等教育出版社.1990,188-190.
    [70]施雅风,孔韶寰等.中国全新世大暖期鼎盛阶段的气候与环境[J].中国科学(B辑),1993(8):865—873.
    [71]施雅风,孔韶寰,王苏民,等.中国全新世大暖期气候与环境的基本特征.中国全新世大暖期气候与环境[M].北京:海洋出版社.1992,1-18.
    [72]戴雪荣,李吉均,俞立中等.末次间冰期甘肃沙尘暴演化历史的黄土记录分[J].地理学报,1999,54(5):445-452.
    [73]施祺,陈发虎.早全新世石羊河流域沙尘暴活动记录[J].地理科学,2001,21(3):257-261.
    [74]丁仲礼,于志伟,刘东升.中国黄土研究新进展(三)时间标尺[J].第四纪研究,1991(4):336-348.
    [75]张兰生,方修琦,任国玉编著.全球变化[M].北京:高等教育出版社,2000,179-181.
    [76]黄春长著.环境变迁[M].北京:科学出版社,2000,121-156.
    [77]高尚玉.全新世大暖期的中国沙漠.中国全新世大暖期气候与环境[M].北京:海洋出版社.1992,161-167.
    [78]施雅风主编.中国冰川与环境-现在、过去和未来[M].北京:科学出版社,2000,349-351.
    [79]靳桂云,刘东生.华北北部中全新世降温气候事件与古文化变迁[J].科学通报,2001,46(20):1725-1729
    [80]莫多闻,李菲,李水城等.甘肃葫芦河流域中全新世环境演化及其对人类活动的影响[J].地理学报,1996,51(1):59-67.
    [81]史培军,哈斯.中国北方农牧交错带与非洲萨哈尔地带全新世环境变迁的比较研究[J].地学前缘,2002,9(1):121-128.
    [82]王红亚,石元春,于彭涛等.河北平原南部曲周地区早、中全新世冲积物的分析及古环境状况的推测[J].第四纪研究,2002,22(4):381-393.
    [83]钟巍,熊黑钢,舒强.全新世以来南疆地区气候环境演变与人类活动的关系[J].地理科学进展,2000,19(4):307-315.
    [84]黄春长.西北欧全新世中期的Elm Decline研究新进展[J].地球科学进展,1996,11(5):487-491.
    
    
    [85]王奉瑜,宋长青,孙湘君.内蒙古土默特平原北部全新世古环境变迁[J].地理学报,1997,52(5):430-437.
    [86]张芸,朱诚,戴东升,等.全新世气候变化与长江三角洲史前文化兴衰[J].地质论评,2001,47(5):556-560.
    [87]安芷生,S.波特,吴锡浩等.中国中、东部全新世气候适宜期与东亚夏季风变迁[J].科学通报,1993,38(14):1302-1305.
    [88]黄春长.我国西北高原盆地全新世沉积与环境变迁[J].干旱区地理,1990,(2):1-8.
    [89]黄春长,庞奖励,黄萍,等.关中盆地西部黄土台塬全新世气候事件研究[J].干旱区地理,2002,25(1):10-15.
    [90]庞奖励,黄春长,陈宝群.黄土高原南部全新世土壤微结构新成机理探讨[J].地理研究,2002,21(4):487-494.
    [91]张彭熹,张保珍,钱桂敏等.青海湖全新世以来古环境参数的研究[J].第四纪研究,1994,(3):225-236.
    [92]徐叔鹰.青藏高原东北部的古土壤及其对环境变迁的反映[J].地理科学,1994,14(3):225-231.
    [93]王富葆,韩辉友等.青藏高原东北部30ka以来的古植被与古气候演变系列[J].中国科学(B辑),1996,26(2):111-117.
    [94]韩淑娣,董光荣.巴里坤湖全新世环境演变的初步研究[J].海洋地质与第四纪地质,1990,10(3):91-98.
    [95]张虎才,李吉均等.腾格里沙漠南缘武威黄土沉积元素地球化学特征[J].沉积学报,1997,4(15):152-158.
    [96]杨志荣,史培军,方修琦.大青山调角海子地区11kaB.P.以来的植被与生态环境演化[J].植物生态学报,1997,21(6):551-563.
    [97]朱日祥,顾兆炎,黄宝春等.北京地区15000年以来地球磁场长期变化与气候变迁[J].中国科学(B辑),1993,23(12):1316-1321.
    [98]张强,朱诚,姜逢清等.南京江北地区晚更新世以来环境演变研究[J].地理科学,2001,21(6):498-504.
    [99]陈发虎,吴海斌,张家武等.末次冰消期以来兰州地区冬季风变化研究[J].第四纪研究,1999,(4):306-312.
    [100]李保生,董光荣,高尚至等.陕西北部榆林第四纪地层剖面的粒度分析与讨论[J].地理学报,1998,43(2):127-133.
    [101]高尚玉,陈渭南,靳鹤龄等.全新世中国季风区西北缘沙漠演化初步研究[J].
    
    中国科学(B辑),1993,23(2):202-207.
    [102]孔韶寰,杜乃秋,张子斌.北京地区10000年以来的植物群发展和气候变迁[J].植物学报,1982,24(2):36-42.
    [103]黄春长,庞奖励,等.扶风黄土台塬全新世多周期土壤研究[J].西北大学学报(自然科学版)2001,31(6):509-512.
    [104]黄萍,黄春长,等.渭北台塬全新世地层高分辨率研究[J].地层学杂志,2001,25(2):107-110.
    [105]赵景波,岳应利,等.西安地区全新世土壤的演变[J],中国历史地理论丛,2002,17(3):56-59.
    [106]庞奖励,黄春长,等.周原全新世复合古土壤和成壤环境的微观形态学研究[J].土壤学报,2003,40(2).
    [107]姚檀栋,ThomPson L.G..敦德冰芯—记录与过去5ka温度变化[J].中国科学(B辑),1992,(10):1089-1093.
    [108]李森,孙武等.浑善达克沙地全新世沉积特征与环境演变[J].中国沙漠,1995,15(4):323-331.
    [109]Luckman B.N. et al. Neoglacial glacier fluctuation in Canadian Rockies[J]. quatermary Research, 1993, 39(2):144-153.
    [110]赵景波.关中地区全新世大暖气的土壤与气候变迁[J].地理科学,2003,23(5):554-559.
    [111]郭正堂,Fedoroff N,刘东生.全新世与上次间冰期气候差异的古土壤堆积记录[J].第四纪研究,1993,13(1):41-53.
    [112]Fedoroff N, Coldberg P. Comparative micromorphology of two Late Pleistocene paleosols in the Paris Basin[J].Catena, 1982, 9: 2277-251.

© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号

地址:北京市海淀区学院路29号 邮编:100083

电话:办公室:(+86 10)66554848;文献借阅、咨询服务、科技查新:66554700