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tiepishihu（xueming：Dendrobiumofficinale）shiyizhongzhenguidezhongyaocai，beiyuwei“caozhongrencan”。qiyaoyonglishiyoujiu，zaozai《bencaogangmu》zhongjiuyoujizai。tiepishihuzhuyaoshengchangzaizhongguonanfangdeshanlinzhong，youqixiaiyangguangchongzu、shirundehuanjing，yincizaiyunnan、guizhou、guangdongdengdideshanlinzhongjiaoweichangjian。tiepishihudewaiguantezhengshifendute，jingbuchengyuanzhuxing，biaomianyouguangze，yanseweilvsehuohuanglvse。qiyepianchengxianzhuangpizhenxing，zhidirouruan，shengchangshijingganshangmibu，zhengtixingtaichongmanshengji。tiepishihushengchangzhouqijiaochang，congzhongzhidaoshouhuotongchangxuyaoshunianshijian，zheyeshitajiageangguideyuanyinzhiyi。zaichuantongzhongyililunzhong，tiepishihujuyouziyinqingre、yiweishengjindegongxiao。tachangbeiyonglaizhiliaoyinxuhuowang、kouke、weiyinbuzudengzhengzhuang。ciwai，tiepishihuhaibeirenweiyouzhuyutigaomianyili，yanhuanshuailao，juyouyangyanmeirongdegongxiao。jinnianlai，suizherenmenjiankangyishidetisheng，tiepishihuzhujianbeigengduorenrenshihejieshou，chengweileqinglaidejiankangshipin。chuleyaoyongjiazhi，tiepishihuhaijuyouzhongyaodejingjijiazhi。youyuqishichangxuqiuliangda，xuduonongminkaishizhongzhitiepishihu，cujinledangdijingjidefazhan。youqishiyixiepianyuanshanqu，tiepishihudezhongzhiweinongmintigonglexindezhifujihui。tongshi，suizhexiandainongyejishudefazhan，kexuezaipeitiepishihudejishubuduanchengshu，shi铁(tie)皮(pi)石(shi)斛(hu)（(（)学(xue)名(ming)：(：)D(D)e(e)n(n)d(d)r(r)o(o)b(b)i(i)u(u)m(m)o(o)f(f)f(f)i(i)c(c)i(i)n(n)a(a)l(l)e(e)）(）)是(shi)一(yi)种(zhong)珍(zhen)贵(gui)的(de)中(zhong)药(yao)材(cai)，(，)被(bei)誉(yu)为(wei)“(“)草(cao)中(zhong)人(ren)参(can)”(”)。(。)其(qi)药(yao)用(yong)历(li)史(shi)悠(you)久(jiu)，(，)早(zao)在(zai)《(《)本(ben)草(cao)纲(gang)目(mu)》(》)中(zhong)就(jiu)有(you)记(ji)载(zai)。(。)铁(tie)皮(pi)石(shi)斛(hu)主(zhu)要(yao)生(sheng)长(chang)在(zai)中(zhong)国(guo)南(nan)方(fang)的(de)山(shan)林(lin)中(zhong)，(，)尤(you)其(qi)喜(xi)爱(ai)阳(yang)光(guang)充(chong)足(zu)、(、)湿(shi)润(run)的(de)环(huan)境(jing)，(，)因(yin)此(ci)在(zai)云(yun)南(nan)、(、)贵(gui)州(zhou)、(、)广(guang)东(dong)等(deng)地(di)的(de)山(shan)林(lin)中(zhong)较(jiao)为(wei)常(chang)见(jian)。(。)铁(tie)皮(pi)石(shi)斛(hu)的(de)外(wai)观(guan)特(te)征(zheng)十(shi)分(fen)独(du)特(te)，(，)茎(jing)部(bu)呈(cheng)圆(yuan)柱(zhu)形(xing)，(，)表(biao)面(mian)有(you)光(guang)泽(ze)，(，)颜(yan)色(se)为(wei)绿(lv)色(se)或(huo)黄(huang)绿(lv)色(se)。(。)其(qi)叶(ye)片(pian)呈(cheng)线(xian)状(zhuang)披(pi)针(zhen)形(xing)，(，)质(zhi)地(di)柔(rou)软(ruan)，(，)生(sheng)长(chang)时(shi)茎(jing)干(gan)上(shang)密(mi)布(bu)，(，)整(zheng)体(ti)形(xing)态(tai)充(chong)满(man)生(sheng)机(ji)。(。)铁(tie)皮(pi)石(shi)斛(hu)生(sheng)长(chang)周(zhou)期(qi)较(jiao)长(chang)，(，)从(cong)种(zhong)植(zhi)到(dao)收(shou)获(huo)通(tong)常(chang)需(xu)要(yao)数(shu)年(nian)时(shi)间(jian)，(，)这(zhe)也(ye)是(shi)它(ta)价(jia)格(ge)昂(ang)贵(gui)的(de)原(yuan)因(yin)之(zhi)一(yi)。(。)在(zai)传(chuan)统(tong)中(zhong)医(yi)理(li)论(lun)中(zhong)，(，)铁(tie)皮(pi)石(shi)斛(hu)具(ju)有(you)滋(zi)阴(yin)清(qing)热(re)、(、)益(yi)胃(wei)生(sheng)津(jin)的(de)功(gong)效(xiao)。(。)它(ta)常(chang)被(bei)用(yong)来(lai)治(zhi)疗(liao)阴(yin)虚(xu)火(huo)旺(wang)、(、)口(kou)渴(ke)、(、)胃(wei)阴(yin)不(bu)足(zu)等(deng)症(zheng)状(zhuang)。(。)此(ci)外(wai)，(，)铁(tie)皮(pi)石(shi)斛(hu)还(hai)被(bei)认(ren)为(wei)有(you)助(zhu)于(yu)提(ti)高(gao)免(mian)疫(yi)力(li)，(，)延(yan)缓(huan)衰(shuai)老(lao)，(，)具(ju)有(you)养(yang)颜(yan)美(mei)容(rong)的(de)功(gong)效(xiao)。(。)近(jin)年(nian)来(lai)，(，)随(sui)着(zhe)人(ren)们(men)健(jian)康(kang)意(yi)识(shi)的(de)提(ti)升(sheng)，(，)铁(tie)皮(pi)石(shi)斛(hu)逐(zhu)渐(jian)被(bei)更(geng)多(duo)人(ren)认(ren)识(shi)和(he)接(jie)受(shou)，(，)成(cheng)为(wei)了(le)青(qing)睐(lai)的(de)健(jian)康(kang)食(shi)品(pin)。(。)除(chu)了(le)药(yao)用(yong)价(jia)值(zhi)，(，)铁(tie)皮(pi)石(shi)斛(hu)还(hai)具(ju)有(you)重(zhong)要(yao)的(de)经(jing)济(ji)价(jia)值(zhi)。(。)由(you)于(yu)其(qi)市(shi)场(chang)需(xu)求(qiu)量(liang)大(da)，(，)许(xu)多(duo)农(nong)民(min)开(kai)始(shi)种(zhong)植(zhi)铁(tie)皮(pi)石(shi)斛(hu)，(，)促(cu)进(jin)了(le)当(dang)地(di)经(jing)济(ji)的(de)发(fa)展(zhan)。(。)尤(you)其(qi)是(shi)一(yi)些(xie)偏(pian)远(yuan)山(shan)区(qu)，(，)铁(tie)皮(pi)石(shi)斛(hu)的(de)种(zhong)植(zhi)为(wei)农(nong)民(min)提(ti)供(gong)了(le)新(xin)的(de)致(zhi)富(fu)机(ji)会(hui)。(。)同(tong)时(shi)，(，)随(sui)着(zhe)现(xian)代(dai)农(nong)业(ye)技(ji)术(shu)的(de)发(fa)展(zhan)，(，)科(ke)学(xue)栽(zai)培(pei)铁(tie)皮(pi)石(shi)斛(hu)的(de)技(ji)术(shu)不(bu)断(duan)成(cheng)熟(shu)，(，)使(shi)