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文山自然保護區
0 票數:0 #自然地理景觀#
文山國家級自然保護區,位于滇東南文山壯族苗族自治州的文山縣和西疇縣境內,處于北回歸線附近,國家級自然保護區。屬森林生態系統類型的自然保護區,以保護華蓋木、長蕊木蘭等多種木蘭科植物,及其生態環境,季風常綠闊葉林和山地苔蘚常綠闊葉林生態系統為目的。保護區是木蘭科植物的分布中心,木蘭科植物要求較高的森林生境和較高的濕度條件。
  • 所在地/隸屬: 云南省(sheng)文(wen)(wen)山壯族(zu)(zu)苗(miao)族(zu)(zu)自治州文(wen)(wen)山市(shi)
  • 自然保護區等級: 國家級(1980年(nian)建區)
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歷史沿革

1958年8月,經云南(nan)省林業廳批準建(jian)立文山縣(xian)老君山和西(xi)疇縣(xian)坪寨兩個國營林場;

1980年6月5日,文山(shan)州(zhou)革命委員會(hui)批準(zhun)合并建立州(zhou)級保護區;

1986年3月,批建小橋溝省級保護(hu)區;

1997年(nian),批建老君山省級保護(hu)區;

2000年7月,擴建(jian)合(he)并(bing)為(wei)“云南文山自(zi)然保護區”;

2003年6月,將原西(xi)疇縣小橋溝保(bao)護(hu)區和文(wen)山(shan)(shan)老君(jun)山(shan)(shan)保(bao)護(hu)區合并,經國務(wu)院批準晉(jin)升為(wei)國家級自(zi)然保(bao)護(hu)區。行政區隸屬于西(xi)疇縣和文(wen)山(shan)(shan)縣。

地理環境

位置

文(wen)山國家級自然保護區,位于滇東南文(wen)山壯族苗族自治州(zhou)的文(wen)山縣(xian)和(he)西疇縣(xian)境內,處于北回歸(gui)線附近。 地理坐標:為東經103°53′~104°10′、104°41′~104°52′,北緯23°16′~23°25′、23°21′~23°24′。

土壤

保(bao)護區(qu)內主要為黃壤、黃棕壤分布,PH值6-6.5,厚(hou)度(du)60至120厘米(mi),坡向3/4的(de)為北向(陰(yin)坡),坡度(du)15-25度(du)之間。

地形

文山(shan)縣老君山(shan)片區在六詔山(shan)西(xi)(xi)南(nan)(nan)面,屬中山(shan)山(shan)原(yuan)地貌(mao),在古生代(dai)是一個活動(dong)地槽(cao),經(jing)過(guo)(guo)三(san)迭紀前后的(de)(de)往復海侵、陷落、升降,再經(jing)過(guo)(guo)諾利克期和拉丁尼(ni)克期的(de)(de)造山(shan)運動(dong),隆起(qi)形(xing)成現今的(de)(de)陸地。從宏觀(guan)態勢看,老君山(shan)片區呈現山(shan)體(ti)大(da),地勢高,切割深,從西(xi)(xi)北向(xiang)東(dong)南(nan)(nan)傾斜的(de)(de)特征。保護區高峰即滇東(dong)南(nan)(nan)高峰簿竹山(shan),海拔2991.2m,低(di)點為(wei)腰店的(de)(de)那么果河,海拔1500m,相(xiang)對高差(cha)約1500m。

西(xi)疇縣(xian)小橋(qiao)溝(gou)片區地(di)勢(shi)沿山(shan)脊起(qi)伏(fu)變化不(bu)大(da),高點為(wei)(wei)水晶石(shi)梁子,海(hai)拔(ba)1883m,低點為(wei)(wei)陳家寨,海(hai)拔(ba)1200m,相對高差683m。從法斗(dou)后山(shan)的(de)水晶石(shi)梁子到小橋(qiao)溝(gou)的(de)大(da)尖(jian)山(shan)一帶,相對高差250—300m,山(shan)脊稍(shao)為(wei)(wei)平(ping)緩,呈波浪(lang)狀起(qi)伏(fu)。又(you)從西(xi)部的(de)小橋(qiao)溝(gou)經法斗(dou),到東部的(de)南昌(chang),以山(shan)脊線為(wei)(wei)界,地(di)質構造分異(yi)十分明顯(xian):北(bei)面(mian)為(wei)(wei)巖溶地(di)貌,溶洞、漏(lou)斗(dou)、石(shi)芽、巖峰隨處可見;南面(mian)則屬山(shan)原(yuan)地(di)貌,大(da)小山(shan)脊線明顯(xian),全部為(wei)(wei)土山(shan)。  

地貌

保護區(qu)(qu)地(di)貌(mao)類型主要(yao)有中(zhong)山(shan)山(shan)地(di)、溶(rong)(rong)蝕(shi)丘陵地(di)貌(mao)、斷(duan)陷(xian)溶(rong)(rong)蝕(shi)盆地(di)、喀斯特各類微(wei)地(di)貌(mao)侵蝕(shi)和溶(rong)(rong)蝕(shi)河谷(gu)。其中(zhong)大部分(fen)(fen)(fen)地(di)區(qu)(qu)為中(zhong)山(shan)山(shan)地(di),溶(rong)(rong)蝕(shi)丘陵分(fen)(fen)(fen)布在保護區(qu)(qu)的東、南部及小橋(qiao)溝(gou)等地(di),峽谷(gu)地(di)貌(mao)主要(yao)分(fen)(fen)(fen)布在薄竹山(shan)花崗巖山(shan)體(ti)的四周(zhou),溶(rong)(rong)蝕(shi)寬谷(gu)主要(yao)分(fen)(fen)(fen)布在東部一(yi)帶(dai),小橋(qiao)溝(gou)附近也有分(fen)(fen)(fen)布。  

氣候特征地(di)處云南省東南部(bu)低(di)(di)緯度(du)高原(yuan),東南近北(bei)部(bu)灣,西南離(li)孟加拉灣不遠,屬(shu)南亞熱(re)(re)帶季風氣候,隨海拔高低(di)(di),兼有中亞熱(re)(re)帶、北(bei)亞熱(re)(re)帶、南亞熱(re)(re)帶和溫帶氣候。

老(lao)君(jun)山(shan)片(pian)區地(di)處北回歸線南側,屬亞熱帶(dai)季風氣(qi)(qi)候(hou)區,因受(shou)地(di)理位置、地(di)形、海拔等(deng)影(ying)響,具(ju)有明顯的立體氣(qi)(qi)候(hou)特征。年(nian)(nian)平均氣(qi)(qi)溫14.5℃。山(shan)體下(xia)部與上部氣(qi)(qi)溫差異大(da),降(jiang)雨量(liang)也有差別,老(lao)君(jun)山(shan)片(pian)年(nian)(nian)平均降(jiang)水約1022.2mm,山(shan)下(xia)部年(nian)(nian)降(jiang)雨量(liang)1000~1400mm,山(shan)上部年(nian)(nian)降(jiang)雨量(liang)則大(da)于1400mm。由于山(shan)上部雨水較(jiao)多,霧重,濕(shi)度大(da),所以森林茂密(mi),林木軀(qu)干及(ji)枝(zhi)條密(mi)被苔蘚。

小橋溝(gou)片區(qu)屬南亞熱帶季(ji)風氣候類型,常(chang)(chang)年受太平洋東南季(ji)風控(kong)制,以暖濕氣流(liu)為(wei)主(zhu),年均降雨量1200mm,降雨80%集中在5~10月(yue),3~5月(yue)為(wei)干季(ji)。全年霜期(qi)不(bu)長。12月(yue)至翌年2月(yue),降雨量不(bu)多(duo),但常(chang)(chang)有迷漫(man)的大霧,數日不(bu)散,能(neng)見(jian)度(du)僅5~10m,致(zhi)使相對濕度(du)保持在80%以上,為(wei)常(chang)(chang)綠(lv)闊(kuo)葉林生長發育(yu)提供了良好的生境(jing)。

面積范圍

云(yun)南文山(shan)國家級(ji)自然保護(hu)區(qu)(qu)位于滇東(dong)南文山(shan)壯族苗族自治州(zhou)的文山(shan)縣和西疇縣境內,地理(li)坐(zuo)標為(wei)東(dong)經(jing)103°53′~104°10′、104°41′~104°52′,北緯23°16′~23°25′、23°21′~23°24′,保護(hu)區(qu)(qu)總面(mian)(mian)積344406hm2,核(he)心區(qu)(qu)總面(mian)(mian)積為(wei)10304.62hm2,緩(huan)沖區(qu)(qu)面(mian)(mian)積7 793.48hm2,實驗區(qu)(qu)面(mian)(mian)積8 768.90hm2。

保護對象

云南文山(shan)國家級自(zi)然(ran)保(bao)護區(qu)屬森林生(sheng)(sheng)態(tai)系統(tong)類型的自(zi)然(ran)保(bao)護區(qu)。以保(bao)護華蓋木(mu)、長蕊木(mu)蘭等多種(zhong)木(mu)蘭科植(zhi)物,及(ji)其(qi)生(sheng)(sheng)態(tai)環境,季風常(chang)綠闊葉(xie)林和(he)山(shan)地苔蘚常(chang)綠闊葉(xie)林生(sheng)(sheng)態(tai)系統(tong)為目的。

植物

保護區(qu)(qu)(qu)共有(you)(you)(you)野(ye)生種(zhong)子(zi)(zi)植(zhi)(zhi)物(wu)(wu)187科(ke)946屬(shu)(shu)3085種(zhong),分(fen)(fen)(fen)布(bu)區(qu)(qu)(qu)類(lei)(lei)型(xing)(xing)(xing)分(fen)(fen)(fen)為世(shi)界分(fen)(fen)(fen)布(bu)、熱(re)(re)(re)(re)帶(dai)(dai)分(fen)(fen)(fen)布(bu)、溫帶(dai)(dai)分(fen)(fen)(fen)布(bu)、特有(you)(you)(you)分(fen)(fen)(fen)布(bu)等(deng)(deng)(deng)15種(zhong)類(lei)(lei)型(xing)(xing)(xing),其中,熱(re)(re)(re)(re)帶(dai)(dai)成分(fen)(fen)(fen)占優勢,有(you)(you)(you)556屬(shu)(shu),占總屬(shu)(shu)數的(de)(de)62.4%,其中又(you)以(yi)(yi)熱(re)(re)(re)(re)帶(dai)(dai)亞洲及其變形多特有(you)(you)(you)屬(shu)(shu)僅(jin)29個(ge),顯示與中國東(dong)亞植(zhi)(zhi)物(wu)(wu)區(qu)(qu)(qu)系關系疏遠。種(zhong)子(zi)(zi)植(zhi)(zhi)物(wu)(wu)區(qu)(qu)(qu)系顯示了具有(you)(you)(you)熱(re)(re)(re)(re)帶(dai)(dai)性(xing)、古老性(xing)、特有(you)(you)(you)性(xing)、過渡性(xing)等(deng)(deng)(deng)特點(dian)。蕨類(lei)(lei)植(zhi)(zhi)物(wu)(wu)屬(shu)(shu)的(de)(de)地理(li)成分(fen)(fen)(fen)可(ke)以(yi)(yi)劃分(fen)(fen)(fen)為世(shi)界分(fen)(fen)(fen)布(bu)、泛熱(re)(re)(re)(re)帶(dai)(dai)分(fen)(fen)(fen)布(bu)、舊大陸熱(re)(re)(re)(re)帶(dai)(dai)分(fen)(fen)(fen)布(bu)等(deng)(deng)(deng)11種(zhong)類(lei)(lei)型(xing)(xing)(xing),是一個(ge)亞熱(re)(re)(re)(re)帶(dai)(dai)性(xing)質的(de)(de)區(qu)(qu)(qu)系,熱(re)(re)(re)(re)帶(dai)(dai)屬(shu)(shu)和溫帶(dai)(dai)屬(shu)(shu)分(fen)(fen)(fen)別各占50%,且蕨類(lei)(lei)植(zhi)(zhi)物(wu)(wu)區(qu)(qu)(qu)系類(lei)(lei)群(qun)豐(feng)富(fu);保護區(qu)(qu)(qu)內共有(you)(you)(you)大型(xing)(xing)(xing)真菌139種(zhong)和7個(ge)未知種(zhong),微型(xing)(xing)(xing)真菌30種(zhong)。

動物

文山國家級自然(ran)保護(hu)區(qu)(qu)(qu)(qu)(qu)處于東(dong)南(nan)(nan)(nan)(nan)亞(ya)(ya)(ya)熱帶(dai)北緣與南(nan)(nan)(nan)(nan)亞(ya)(ya)(ya)熱帶(dai)的(de)滇中(zhong)(zhong)高(gao)原南(nan)(nan)(nan)(nan)部和滇東(dong)喀斯(si)特山地(di)的(de)銜(xian)接部位(wei),在動(dong)物(wu)(wu)地(di)理區(qu)(qu)(qu)(qu)(qu)劃上是華(hua)(hua)(hua)南(nan)(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)、西(xi)南(nan)(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)與華(hua)(hua)(hua)中(zhong)(zhong)區(qu)(qu)(qu)(qu)(qu)動(dong)物(wu)(wu)成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)相互交匯(hui)的(de)地(di)帶(dai),并與中(zhong)(zhong)南(nan)(nan)(nan)(nan)半島的(de)熱帶(dai)、亞(ya)(ya)(ya)熱帶(dai)動(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)有著密切的(de)聯(lian)系(xi)(xi),各區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)在這一(yi)地(di)區(qu)(qu)(qu)(qu)(qu)均有出現,從(cong)而形成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)了一(yi)個種類(lei)(lei)較豐富(fu)、成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)較復雜的(de)動(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)。動(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)組成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)中(zhong)(zhong),東(dong)洋(yang)界成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)占保護(hu)區(qu)(qu)(qu)(qu)(qu)動(dong)物(wu)(wu)總數(shu)(shu)的(de)80%以(yi)上,其余為廣布(bu)(bu)種和極(ji)少數(shu)(shu)古北成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen),區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)的(de)組成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)以(yi)華(hua)(hua)(hua)南(nan)(nan)(nan)(nan)成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)為主,多數(shu)(shu)是東(dong)南(nan)(nan)(nan)(nan)亞(ya)(ya)(ya)和舊大(da)陸熱帶(dai)一(yi)亞(ya)(ya)(ya)熱帶(dai)分(fen)(fen)(fen)布(bu)(bu)型種類(lei)(lei),屬(shu)舊大(da)陸熱帶(dai)分(fen)(fen)(fen)布(bu)(bu)型的(de)動(dong)物(wu)(wu)種類(lei)(lei)不多。但在兩棲爬(pa)行動(dong)物(wu)(wu)物(wu)(wu)種區(qu)(qu)(qu)(qu)(qu)系(xi)(xi)組成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)中(zhong)(zhong),以(yi)西(xi)南(nan)(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen)為主,其次為華(hua)(hua)(hua)南(nan)(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)成(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)分(fen)(fen)(fen),有少數(shu)(shu)物(wu)(wu)種屬(shu)熱帶(dai)向北擴散型。

保(bao)(bao)(bao)護區已記錄(lu)野生脊椎動(dong)物共有(you)31目(mu)(mu)103科459種(zhong)(zhong)(zhong)(zhong),其中,獸類(lei)(lei)(lei)9目(mu)(mu)29科60屬86種(zhong)(zhong)(zhong)(zhong),鳥(niao)類(lei)(lei)(lei)13目(mu)(mu)37科221種(zhong)(zhong)(zhong)(zhong),兩棲爬行類(lei)(lei)(lei)5目(mu)(mu)22科56屬92種(zhong)(zhong)(zhong)(zhong),魚(yu)類(lei)(lei)(lei)4目(mu)(mu)15科44屬60種(zhong)(zhong)(zhong)(zhong)(亞(ya)種(zhong)(zhong)(zhong)(zhong))。其中以(yi)鳥(niao)類(lei)(lei)(lei)物種(zhong)(zhong)(zhong)(zhong)的多樣(yang)性尤(you)為突出,與保(bao)(bao)(bao)護區鄰(lin)近的屏(ping)邊(bian)、河口(kou)縣的大圍山(shan)自然保(bao)(bao)(bao)護區相比較,該保(bao)(bao)(bao)護區的總(zong)面積僅為大圍山(shan)國家級自然保(bao)(bao)(bao)護區總(zong)面積15365km2的23%,而所(suo)錄(lu)鳥(niao)類(lei)(lei)(lei)種(zhong)(zhong)(zhong)(zhong)和亞(ya)種(zhong)(zhong)(zhong)(zhong)數卻占大圍山(shan)自然保(bao)(bao)(bao)護區所(suo)錄(lu)鳥(niao)類(lei)(lei)(lei)種(zhong)(zhong)(zhong)(zhong)數285種(zhong)(zhong)(zhong)(zhong)和亞(ya)種(zhong)(zhong)(zhong)(zhong)的78%。

文山國家級自(zi)然保護區已知昆蟲有11目75科222種。

護區管理

文(wen)(wen)(wen)山(shan)(shan)(shan)(shan)國(guo)家(jia)(jia)級自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)為(wei)切實(shi)做好(hao)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)和(he)管(guan)(guan)理(li)工(gong)作,文(wen)(wen)(wen)山(shan)(shan)(shan)(shan)縣(xian)積極(ji)采(cai)取措施強化管(guan)(guan)理(li)。一是建(jian)(jian)立健全管(guan)(guan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)機構,成立了(le)文(wen)(wen)(wen)山(shan)(shan)(shan)(shan)國(guo)家(jia)(jia)級自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)管(guan)(guan)理(li)局老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)分(fen)局,對(dui)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)進(jin)行管(guan)(guan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)。二是從1999年(nian)起,將每(mei)年(nian)的12月30日定為(wei)“老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)日”,加大(da)對(dui)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)的宣傳力度。三是認真組織實(shi)施《文(wen)(wen)(wen)山(shan)(shan)(shan)(shan)縣(xian)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)及(ji)周邊村社綜(zong)合(he)治理(li)規(gui)劃》,在保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)周邊的陳家(jia)(jia)寨、多依樹、東瓜(gua)林、格格沖、菖蒲塘等12個(ge)村436戶農戶中每(mei)戶聘請一名(ming)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)林員(yuan)參(can)與(yu)巡(xun)山(shan)(shan)(shan)(shan)管(guan)(guan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu),每(mei)戶每(mei)月補助100元護(hu)(hu)(hu)(hu)(hu)(hu)(hu)林費(fei)。參(can)與(yu)管(guan)(guan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)人員(yuan)以(yi)村編(bian)組,由(you)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)管(guan)(guan)理(li)分(fen)局下屬的管(guan)(guan)理(li)站、瞭望臺職工(gong)帶隊(dui)巡(xun)山(shan)(shan)(shan)(shan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)林,認真落實(shi)火(huo)源管(guan)(guan)控各項(xiang)措施,減少火(huo)情發生。四(si)是每(mei)年(nian)的森林防(fang)火(huo)期,聘請森林消防(fang)專業撲火(huo)隊(dui)進(jin)駐自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)重點區(qu)(qu)(qu)域,加強火(huo)險防(fang)范。五是通過實(shi)施保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)基礎設(she)施一期項(xiang)目建(jian)(jian)設(she)(國(guo)家(jia)(jia)下達項(xiang)目),加強森林防(fang)火(huo)通訊和(he)基礎設(she)施建(jian)(jian)設(she),新(xin)建(jian)(jian)了(le)薄竹山(shan)(shan)(shan)(shan)、石丫口瞭望臺和(he)菖蒲塘、腰店管(guan)(guan)理(li)站以(yi)及(ji)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)分(fen)局機關辦(ban)公用(yong)房,改善了(le)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)辦(ban)公和(he)管(guan)(guan)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)條件,充實(shi)了(le)防(fang)火(huo)物(wu)資、器械。六是深(shen)入調研,認真做好(hao)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)國(guo)家(jia)(jia)級自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)及(ji)周邊村社綜(zong)合(he)治理(li)第二個(ge)十年(nian)規(gui)劃編(bian)制和(he)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)立法工(gong)作,通過綜(zong)合(he)治理(li)和(he)立法,以(yi)促(cu)進(jin)自(zi)然(ran)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)區(qu)(qu)(qu)的保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)和(he)發展。

地位價值

文山國家(jia)級自(zi)然保護(hu)區復(fu)雜而(er)(er)穩定的(de)(de)地史條件,使此(ci)地區成(cheng)為許多種(zhong)(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)的(de)(de)避(bi)難所或(huo)保存地,是中(zhong)國滇(dian)、黔、桂古(gu)老(lao)而(er)(er)特有中(zhong)心為重(zhong)(zhong)要的(de)(de)一(yi)部分(fen),蘊藏(zang)著大量的(de)(de)古(gu)老(lao)物(wu)(wu)(wu)種(zhong)(zhong)(zhong)資源(yuan),如(ru)華(hua)蓋木、啄核桃(tao)、伯樂樹等古(gu)老(lao)而(er)(er)孤立(li)的(de)(de)類群,從而(er)(er)一(yi)直受到植(zhi)物(wu)(wu)(wu)學(xue)(xue)家(jia)普遍重(zhong)(zhong)視。在(zai)保護(hu)區268.67平方公(gong)(gong)里的(de)(de)范圍(wei)內(nei),分(fen)布(bu)著蕨(jue)類植(zhi)物(wu)(wu)(wu)45科100屬262種(zhong)(zhong)(zhong),種(zhong)(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)187科946屬3085種(zhong)(zhong)(zhong),分(fen)布(bu)密度達每平方公(gong)(gong)里有12.5種(zhong)(zhong)(zhong)維(wei)管束(shu)植(zhi)物(wu)(wu)(wu),植(zhi)物(wu)(wu)(wu)種(zhong)(zhong)(zhong)樹超(chao)過(guo)英倫三島的(de)(de)一(yi)倍(bei)。還分(fen)布(bu)有野(ye)生動物(wu)(wu)(wu)42目178科681種(zhong)(zhong)(zhong)。國家(jia)保護(hu)植(zhi)物(wu)(wu)(wu)和國家(jia)重(zhong)(zhong)點保護(hu)植(zhi)物(wu)(wu)(wu)各有30種(zhong)(zhong)(zhong),列入國際(ji)貿(mao)易公(gong)(gong)約的(de)(de)植(zhi)物(wu)(wu)(wu)有168種(zhong)(zhong)(zhong)、動物(wu)(wu)(wu)有30種(zhong)(zhong)(zhong),保護(hu)區是華(hua)夏(xia)植(zhi)物(wu)(wu)(wu)群系的(de)(de)核心部分(fen),是種(zhong)(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)演化的(de)(de)主戰場(chang)之(zhi)一(yi),古(gu)老(lao)和新生類類群在(zai)此(ci)同時(shi)發展(zhan),而(er)(er)形(xing)成(cheng)一(yi)個植(zhi)物(wu)(wu)(wu)演化的(de)(de)歷史博物(wu)(wu)(wu)館(guan),在(zai)科學(xue)(xue)上(shang)有重(zhong)(zhong)要價值。

保(bao)護(hu)區(qu)是木(mu)蘭科植(zhi)(zhi)物(wu)的(de)(de)分布中(zhong)心,木(mu)蘭科植(zhi)(zhi)物(wu)要(yao)(yao)求較高(gao)的(de)(de)森林生(sheng)境和較高(gao)的(de)(de)濕度條件(jian)。全球僅有保(bao)護(hu)區(qu)內(nei)殘遺(yi)分布著數珠(zhu)華蓋木(mu)大樹,一(yi)直受到國際上(shang)的(de)(de)特別關注。保(bao)護(hu)區(qu)還是豐富的(de)(de)模式種(zhong)(zhong)類(lei)產地(di),在保(bao)護(hu)區(qu)3085種(zhong)(zhong)野生(sheng)種(zhong)(zhong)子植(zhi)(zhi)物(wu)中(zhong),共有162種(zhong)(zhong)新植(zhi)(zhi)物(wu)的(de)(de)模式,是一(yi)個(ge)模式種(zhong)(zhong)類(lei)極為集(ji)中(zhong)的(de)(de)地(di)區(qu),對(dui)植(zhi)(zhi)物(wu)研究具有重要(yao)(yao)的(de)(de)學(xue)術價值。

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