形態特征
滇重(zhong)樓,別名獨角蓮,是多(duo)年生(sheng)草本植物。根狀莖(jing)粗(cu)壯,莖(jing)高20-2500px,無毛,常(chang)帶紫紅(hong)色,基部有1~3片(pian)膜質葉鞘抱(bao)莖(jing)。葉5~11枚,綠色,輪(lun)生(sheng),長7~425px,寬2.2~150px,為(wei)倒(dao)(dao)卵狀長圓形(xing)(xing)(xing)或倒(dao)(dao)披針(zhen)(zhen)形(xing)(xing)(xing),先端(duan)銳尖或漸尖,基部楔形(xing)(xing)(xing)至圓形(xing)(xing)(xing),全(quan)緣,常(chang)具一(yi)對(dui)明(ming)顯(xian)(xian)的基出脈,葉柄長0-50px。花(hua)(hua)(hua)頂(ding)生(sheng)于葉輪(lun)中央,兩(liang)性,花(hua)(hua)(hua)梗伸長,花(hua)(hua)(hua)被(bei)(bei)(bei)兩(liang)輪(lun),外(wai)輪(lun)被(bei)(bei)(bei)片(pian)4~6,綠色,卵形(xing)(xing)(xing)或披針(zhen)(zhen)形(xing)(xing)(xing),內輪(lun)花(hua)(hua)(hua)被(bei)(bei)(bei)片(pian)與外(wai)輪(lun)花(hua)(hua)(hua)被(bei)(bei)(bei)片(pian)同(tong)數(shu),線形(xing)(xing)(xing)或絲狀,黃綠色,上部常(chang)擴(kuo)大為(wei)寬2-5mm的狹匙形(xing)(xing)(xing)。雄蕊2~4輪(lun),8~12枚,花(hua)(hua)(hua)藥長5~10mm,藥隔較(jiao)明(ming)顯(xian)(xian),長1~2mm。子房(fang)近(jin)(jin)球(qiu)形(xing)(xing)(xing),綠色,具棱或翅(chi),1室。花(hua)(hua)(hua)柱(zhu)基紫色,增厚(hou),常(chang)角盤狀。花(hua)(hua)(hua)柱(zhu)紫色,花(hua)(hua)(hua)時直立,果期外(wai)卷。果近(jin)(jin)球(qiu)形(xing)(xing)(xing),綠色,不規則(ze)開(kai)裂(lie)。種子多(duo)數(shu),卵球(qiu)形(xing)(xing)(xing),有鮮紅(hong)的外(wai)種皮。花(hua)(hua)(hua)期4~7月(yue),果10~11月(yue)開(kai)裂(lie)。
滇(dian)(dian)重(zhong)(zhong)樓有“宜(yi)蔭(yin)(yin)畏曬(shai),喜濕忌燥”的(de)習性,喜濕潤、蔭(yin)(yin)蔽的(de)環境,在(zai)地勢平坦、灌(guan)溉方便(bian)、排水良好(hao)(hao),含(han)腐殖(zhi)質(zhi)多、有機質(zhi)含(han)量較高的(de)疏松(song)肥沃的(de)砂質(zhi)壤(rang)土中生(sheng)(sheng)長(chang)良好(hao)(hao)。滇(dian)(dian)重(zhong)(zhong)樓生(sheng)(sheng)長(chang)過程(cheng)中,要求較高的(de)空氣濕度和(he)遮蔽度。適宜(yi)生(sheng)(sheng)長(chang)在(zai)海拔為(wei)1600~3100m的(de)地區(qu),年平均氣溫為(wei)12~13℃,無(wu)霜(shuang)期270天以上。年降雨量850~1200mm,降雨量集中在(zai)6~9月間(jian),空氣濕度在(zai)75%以上,土壤(rang)夜潮,能(neng)滿足滇(dian)(dian)重(zhong)(zhong)樓生(sheng)(sheng)長(chang)發育(yu)對土壤(rang)含(han)水量的(de)需求。在(zai)種植滇(dian)(dian)重(zhong)(zhong)樓時(shi),建造的(de)蔭(yin)(yin)棚遮蔭(yin)(yin)度在(zai)60%-70%之間(jian),散射光能(neng)有效促進滇(dian)(dian)重(zhong)(zhong)樓的(de)生(sheng)(sheng)長(chang)。
分布范圍
主(zhu)要分(fen)布在云南騰沖、云南龍陵。
主要價值
藥用價值
我國傳統中醫(yi)認為:滇重樓有清熱解(jie)毒(du)、消腫(zhong)止痛、涼肝定驚之功效,用于(yu)癰腫(zhong)、咽喉腫(zhong)痛、毒(du)蛇咬傷、跌打傷痛、驚風抽搐等癥(zheng)。
滇重樓藥材呈結(jie)節(jie)狀(zhuang)扁圓柱形,略彎(wan)曲,長5-300px,直(zhi)徑1.0-112.5px。表(biao)面(mian)黃棕色(se)(se)或灰棕色(se)(se),外皮(pi)脫落處呈白色(se)(se);密具(ju)層狀(zhuang)突起的(de)粗環紋。一面(mian)結(jie)節(jie)明(ming)顯,結(jie)節(jie)上(shang)具(ju)橢(tuo)圓形凹(ao)陷(xian)莖(jing)痕;另一面(mian)有疏(shu)生的(de)須根(gen)或疣狀(zhuang)須根(gen)痕。頂端具(ju)鱗葉及莖(jing)的(de)殘(can)基。質(zhi)堅(jian)實,斷(duan)面(mian)平坦(tan),白色(se)(se)至(zhi)淺棕色(se)(se),粉(fen)性或角質(zhi)。氣微,味微苦(ku)、麻。
通過對滇(dian)重樓(lou)(lou)植物(wu)的化(hua)(hua)(hua)學成分(fen)分(fen)析,已從中分(fen)離鑒(jian)定了50余種(zhong)化(hua)(hua)(hua)合物(wu),主(zhu)要(yao)有(you)(you)脂肪酸酯、甾(zai)(zai)醇及(ji)其甙、黃酮(tong)甙、C27甾(zai)(zai)體皂(zao)甙、C21孕(yun)甾(zai)(zai)烷(wan)(wan)(wan)甙、β-蛻皮(pi)激素(su)及(ji)多糖,其中甾(zai)(zai)體皂(zao)甙44種(zhong),占總化(hua)(hua)(hua)合物(wu)的80%以(yi)上,甾(zai)(zai)體皂(zao)甙元為螺(luo)甾(zai)(zai)烷(wan)(wan)(wan)醇類(lei)、異螺(luo)甾(zai)(zai)烷(wan)(wan)(wan)醇類(lei)、味甾(zai)(zai)烷(wan)(wan)(wan)醇類(lei)以(yi)及(ji)變形(xing)螺(luo)甾(zai)(zai)類(lei),均有(you)(you)很強(qiang)的生理(li)(li)和(he)藥(yao)理(li)(li)活性。現代藥(yao)理(li)(li)研究(jiu)重樓(lou)(lou)有(you)(you)止血(xue)、祛痰和(he)抑(yi)菌、鎮(zhen)靜鎮(zhen)痛、抗(kang)(kang)早孕(yun)殺滅精子、抗(kang)(kang)細胞毒等作用(yong),臨(lin)床用(yong)于治療(liao)功能性子宮(gong)出血(xue)、神經(jing)性皮(pi)炎、外科炎癥以(yi)及(ji)腫(zhong)瘤(liu)等,具有(you)(you)顯著的療(liao)效(xiao)。在我國,重樓(lou)(lou)是著名的中成藥(yao)云南(nan)白(bai)藥(yao)、季德勝蛇藥(yao)片、宮(gong)血(xue)寧膠囊等的主(zhu)要(yao)組成藥(yao)物(wu)。
重樓化學成分復雜,藥(yao)(yao)理活(huo)性(xing)強,臨床應用(yong)范圍廣,國內外(wai)學者著眼于其(qi)生理活(huo)性(xing)和獨特的(de)藥(yao)(yao)用(yong)價值,通(tong)過現(xian)代(dai)藥(yao)(yao)理研究,為重樓的(de)一些(xie)臨床應用(yong)提供了(le)理論依據(ju),同時(shi)發現(xian)了(le)一些(xie)新的(de)作(zuo)用(yong),顯示了(le)良好的(de)發展(zhan)前景。
經濟價值
中(zhong)藥(yao)重(zhong)(zhong)(zhong)(zhong)樓仍主要來自野(ye)生(sheng)(sheng),尚(shang)無(wu)大規模人工種(zhong)植的(de)(de)(de)產品。隨著中(zhong)醫藥(yao)產業的(de)(de)(de)快速(su)發展(zhan),以(yi)重(zhong)(zhong)(zhong)(zhong)樓為原料(liao)(liao)的(de)(de)(de)生(sheng)(sheng)產企業用(yong)藥(yao)量(liang)(liang)大幅度增加,長期掠(lve)奪性采挖使野(ye)生(sheng)(sheng)重(zhong)(zhong)(zhong)(zhong)樓越來越少。重(zhong)(zhong)(zhong)(zhong)樓從種(zhong)植到(dao)收獲(huo)利(li)用(yong)需(xu)8-10年的(de)(de)(de)時間,制(zhi)(zhi)藥(yao)企業為獲(huo)取(qu)更多原料(liao)(liao),大幅度提(ti)高重(zhong)(zhong)(zhong)(zhong)樓收購(gou)價(jia)格,收購(gou)價(jia)格達(da)1000元/kg以(yi)上(shang)。收購(gou)價(jia)格上(shang)漲(zhang)藥(yao)農采挖積極性,采挖速(su)度遠遠超過(guo)了自然生(sheng)(sheng)長速(su)度,導(dao)致重(zhong)(zhong)(zhong)(zhong)樓資(zi)(zi)(zi)源(yuan)已呈稀缺狀態。據資(zi)(zi)(zi)料(liao)(liao)顯(xian)示,分布于我(wo)國境(jing)內的(de)(de)(de)野(ye)生(sheng)(sheng)重(zhong)(zhong)(zhong)(zhong)樓80%已被(bei)開發利(li)用(yong),僅剩(sheng)下20%的(de)(de)(de)資(zi)(zi)(zi)源(yuan)。我(wo)國每年消耗重(zhong)(zhong)(zhong)(zhong)樓1000噸以(yi)上(shang),且全(quan)部(bu)為野(ye)生(sheng)(sheng)重(zhong)(zhong)(zhong)(zhong)樓,現有(you)資(zi)(zi)(zi)源(yuan)再經過(guo)5年左右的(de)(de)(de)采挖可(ke)(ke)能枯竭。重(zhong)(zhong)(zhong)(zhong)樓資(zi)(zi)(zi)源(yuan)的(de)(de)(de)稀缺有(you)可(ke)(ke)能成為制(zhi)(zhi)約云(yun)南相關制(zhi)(zhi)藥(yao)產業可(ke)(ke)持續發展(zhan)的(de)(de)(de)瓶(ping)頸(jing)。因(yin)此,僅依靠(kao)野(ye)生(sheng)(sheng)資(zi)(zi)(zi)源(yuan)已遠遠不能滿足市(shi)場的(de)(de)(de)需(xu)求,人工種(zhong)植成為解(jie)決重(zhong)(zhong)(zhong)(zhong)樓資(zi)(zi)(zi)源(yuan)匱乏的(de)(de)(de)必(bi)然選(xuan)擇(ze)。而且隨著中(zhong)藥(yao)材市(shi)場的(de)(de)(de)不斷擴大和重(zhong)(zhong)(zhong)(zhong)樓本身(shen)所具有(you)的(de)(de)(de)良好藥(yao)效,重(zhong)(zhong)(zhong)(zhong)樓的(de)(de)(de)需(xu)求量(liang)(liang)必(bi)然將大幅度提(ti)高,價(jia)格還會上(shang)揚。
于2011年5月,由(you)省科(ke)技廳主(zhu)持,對(dui)云(yun)南省農業科(ke)學院(yuan)藥用(yong)植物研(yan)(yan)究(jiu)所(suo)承擔,麗(li)江云(yun)鑫(xin)綠(lv)色生物開(kai)發有限(xian)公司和(he)云(yun)南省農業科(ke)學院(yuan)高山經濟(ji)植物研(yan)(yan)究(jiu)所(suo)協作研(yan)(yan)究(jiu)的重點新(xin)產(chan)品計劃“滇重樓(lou)優勢(shi)種源繁育及三段栽培法(fa)研(yan)(yan)究(jiu)與應用(yong)示范”(2008BC003)進行了(le)結題(ti)驗(yan)收(shou)和(he)成果(guo)鑒定(ding)。省科(ke)技廳機關黨(dang)委(wei)和(he)振(zhen)遠副(fu)書記主(zhu)持驗(yan)收(shou),獎勵辦秦穆(mu)主(zhu)任(ren)主(zhu)持成果(guo)鑒定(ding),社發處(chu)高陽(yang)一副(fu)調研(yan)(yan)員、省農科(ke)院(yuan)科(ke)研(yan)(yan)處(chu)屈(qu)云(yun)慧副(fu)處(chu)長等參(can)加了(le)會議。
滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓是宮血寧、熱毒清、抗病毒顆粒(li)和(he)季(ji)德勝蛇藥片等(deng)產(chan)(chan)品的(de)(de)主要原料。該(gai)項目針對生(sheng)產(chan)(chan)中滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓生(sheng)長周期長達9~10年的(de)(de)實(shi)際,創新了(le)三段栽(zai)(zai)培(pei)(pei)法(fa)(fa)(fa),制定了(le)相應的(de)(de)三段栽(zai)(zai)培(pei)(pei)法(fa)(fa)(fa)規(gui)范化(hua)栽(zai)(zai)培(pei)(pei)規(gui)程;選育登記了(le)“滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓1號”和(he)“滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓2號”2個有(you)效成分含量(liang)高、產(chan)(chan)量(liang)高的(de)(de)抗病新品種(zhong)(zhong);建(jian)立了(le)滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓種(zhong)(zhong)子規(gui)模(mo)化(hua)育苗技(ji)術體系;弄清了(le)滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓葉斑病發(fa)病規(gui)律,提出了(le)切實(shi)有(you)效的(de)(de)滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓葉斑病防(fang)治(zhi)方法(fa)(fa)(fa);制定了(le)云南(nan)省地(di)方標準“滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓品種(zhong)(zhong)評價技(ji)術規(gui)程”和(he)“滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓三段式栽(zai)(zai)培(pei)(pei)技(ji)術規(gui)程”2項;獲得發(fa)明(ming)專利“一種(zhong)(zhong)人工三段栽(zai)(zai)培(pei)(pei)重(zhong)樓的(de)(de)方法(fa)(fa)(fa)”和(he)“一種(zhong)(zhong)能有(you)效防(fang)治(zhi)滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓葉斑病的(de)(de)方法(fa)(fa)(fa)”2項;發(fa)表論文11篇(pian),編寫優質高產(chan)(chan)栽(zai)(zai)培(pei)(pei)技(ji)術叢書“滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓栽(zai)(zai)培(pei)(pei)技(ji)術”2部(bu),為滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓科研和(he)生(sheng)產(chan)(chan)提供重(zhong)要了(le)參(can)考(kao)。現已在麗江玉龍(long)縣建(jian)立了(le)滇(dian)(dian)(dian)(dian)(dian)重(zhong)樓“三段栽(zai)(zai)培(pei)(pei)法(fa)(fa)(fa)”示范基地(di)2254畝(mu),2010年經濟效益達1.3631億元(yuan),取得顯(xian)著的(de)(de)經濟、社會(hui)和(he)生(sheng)態效益。
滇(dian)重樓優勢種源繁育及三段栽培法研(yan)究(jiu)使云(yun)(yun)南滇(dian)重樓品種結構進一步優化,形成了系列(lie)品種,品種結構更趨合(he)理。形成了科研(yan)與企(qi)業結合(he)的(de)(de)公司+基地+農戶(hu)的(de)(de)產業化開發模式,為云(yun)(yun)南省(sheng)重要中藥材(cai)滇(dian)重樓的(de)(de)發展(zhan)奠定了良好的(de)(de)基礎。
結題(ti)驗收(shou)專家(jia)組(zu)和成果鑒(jian)定委員會認(ren)真聽取了項目組(zu)匯報(bao),查閱(yue)資料、質詢和討論后(hou),一(yi)致認(ren)為:研究成果有重(zhong)要創新(xin)性(xing),成果水平總體達(da)到國內(nei)領先(xian)水平。