產地環境
永定縣(xian)(xian)位于福建省西南(nan)部(bu),介于北(bei)緯24°23′~25°05′、東(dong)(dong)經116°25′~117°05′之(zhi)間。 東(dong)(dong)連(lian)南(nan)靖縣(xian)(xian),東(dong)(dong)南(nan)與平和縣(xian)(xian)交界,西南(nan)與廣(guang)東(dong)(dong)省大埔縣(xian)(xian)、梅(mei)州市梅(mei)縣(xian)(xian)區接壤,西北(bei)與上杭(hang)縣(xian)(xian)相連(lian),東(dong)(dong)北(bei)與新羅區毗鄰。全境(jing)東(dong)(dong)西最(zui)寬距離68公里(li),南(nan)北(bei)最(zui)長距離80公里(li),總(zong)面積2223平方公里(li)。
縣內地(di)(di)勢(shi)東北高(gao)、西(xi)(xi)南低,地(di)(di)貌屬典型(xing)的(de)中低山丘(qiu)陵。全境群山起(qi)伏,大致(zhi)以永(yong)(yong)定河(he)為(wei)界,分東、西(xi)(xi)兩大部分:東部是(shi)博平(ping)(ping)嶺山脈向西(xi)(xi)南延伸的(de)中低山,西(xi)(xi)部屬玳(dai)瑁山支脈。縣內主要河(he)流有永(yong)(yong)定河(he)、金豐溪、黃潭河(he)、汀江干流。永(yong)(yong)定地(di)(di)處北回歸線北側、中亞熱帶(dai)向南亞熱帶(dai)過渡地(di)(di)段,屬亞熱帶(dai)海洋性季風氣候(hou),濕潤溫和(he),夏長而(er)不酷熱,冬短而(er)無嚴寒,年(nian)平(ping)(ping)均(jun)氣溫20.1℃,年(nian)平(ping)(ping)均(jun)相對濕度81%。年(nian)平(ping)(ping)均(jun)霜期10天,年(nian)降(jiang)雨量大多在1400~1800毫米之間,年(nian)平(ping)(ping)均(jun)日(ri)照時數1742.8小時。
巴(ba)戟(ji)天(tian)是(shi)一種(zhong)生(sheng)(sheng)長在熱(re)帶(dai)、南亞熱(re)帶(dai)雨林的藤本(ben)植物,對溫、濕、光(guang)、風等因素有(you)特(te)定(ding)的要求(qiu)(qiu),因而(er)形(xing)成了具有(you)“前陰后(hou)陽、上陽下陰”的生(sheng)(sheng)態(tai)學(xue)特(te)性。外界的生(sheng)(sheng)態(tai)條件必須符合(he)這(zhe)種(zhong)特(te)定(ding)的要求(qiu)(qiu),才能(neng)有(you)巴(ba)戟(ji)天(tian)自然生(sheng)(sheng)存的可能(neng)性。巴(ba)戟(ji)天(tian)要求(qiu)(qiu)雨量(liang)較充沛、土(tu)壤較濕潤的環境。但水(shui)分過(guo)多,往(wang)往(wang)引起根(gen)系腐爛甚至全株死亡。有(you)些(xie)(xie)產區在較干旱的山坡(po)或(huo)山頂種(zhong)植,雖能(neng)生(sheng)(sheng)長,但產量(liang)不高。在年(nian)平均(jun)降水(shui)量(liang)1600毫米(mi)左(zuo)(zuo)右、相對濕度(du)(du)80%左(zuo)(zuo)右的地(di)區,生(sheng)(sheng)長發(fa)育良好。干燥(zao)度(du)(du)適(shi)宜在1以下,不能(neng)超過(guo)1.23。巴(ba)戟(ji)天(tian)是(shi)深根(gen)性的作物,肉質根(gen)可深達土(tu)中1米(mi)以上,故要求(qiu)(qiu)上層厚度(du)(du)80-100厘米(mi)以上方能(neng)滿足(zu)其根(gen)系生(sheng)(sheng)長的需(xu)要。永定(ding)縣得天(tian)獨厚的氣候(hou)條件和豐富(fu)的山地(di)資(zi)源較好的滿足(zu)了這(zhe)些(xie)(xie)要求(qiu)(qiu),是(shi)巴(ba)戟(ji)天(tian)的適(shi)生(sheng)(sheng)區域。
品種特性
巴(ba)戟天(tian)為茜草科(ke)植物(wu)的干燥根莖,又名巴(ba)戟、雞腸風等,中藥(yao)名巴(ba)戟天(tian),是(shi)中醫常用的補(bu)腎壯陽、強(qiang)筋(jin)壯骨藥(yao)。其性微溫,味甘(gan)、辛,歸腎、肝經(jing)。具補(bu)腎陽、益精血、強(qiang)筋(jin)骨、祛風濕等功能。
巴戟天主產福建、廣東(dong)、廣西、海南(nan)等(deng)省(區(qu))。福建省的巴戟天自1963年就開始進(jin)行野生轉(zhuan)家種(zhong),以南(nan)靖(jing)、平和。武平、永定等(deng)地為(wei)主要產地,以家種(zhong)為(wei)主。
由于(yu)巴戟(ji)天(tian)種(zhong)(zhong)植在山坡地,因此(ci),種(zhong)(zhong)植巴戟(ji)天(tian)時應(ying)注意防止水土流(liu)失,在山坡地種(zhong)(zhong)植時多與松樹套種(zhong)(zhong)。福建(jian)省在20世紀70年代(dai)邀請科研單位和大專(zhuan)院校的(de)專(zhuan)家、教(jiao)授先后對巴戟(ji)天(tian)進行了(le)(le)品種(zhong)(zhong)鑒定、快速育苗、高產(chan)栽培、病蟲害防治等技術的(de)研究(jiu),基(ji)本(ben)上解(jie)決了(le)(le)發展巴戟(ji)天(tian)的(de)一些難題,使(shi)巴戟(ji)天(tian)的(de)生產(chan)得到了(le)(le)發展。到20世紀80年代(dai)種(zhong)(zhong)植面積達(da)38公頃,1981年產(chan)量(liang)達(da)91噸。
巴戟天為多年生藤狀(zhuang)(zhuang)草本植(zhi)物,根肥厚(hou),圓(yuan)(yuan)(yuan)柱(zhu)形,呈(cheng)(cheng)結節(jie)狀(zhuang)(zhuang),直徑1-2厘(li)米(mi),分支。外(wai)表(biao)灰黃(huang)色,具有(you)(you)不(bu)規則橫紋,常因皮部(bu)(bu)縊縮(suo)而更為明顯。質地堅韌(ren),不(bu)易(yi)折斷,橫切(qie)面的(de)皮部(bu)(bu)厚(hou),淡白(bai)(bai)色,干時(shi)(shi)淡紫色,內(nei)有(you)(you)一(yi)個小(xiao)而圓(yuan)(yuan)(yuan)的(de)呈(cheng)(cheng)圓(yuan)(yuan)(yuan)柱(zhu)形木心,有(you)(you)縱棱,灰色或暗褐(he)(he)色。小(xiao)枝初時(shi)(shi)褐(he)(he)色,有(you)(you)小(xiao)粗毛,后脫(tuo)落、單葉(xie)對生,葉(xie)片(pian)呈(cheng)(cheng)長(chang)橢圓(yuan)(yuan)(yuan)形,大小(xiao)變異較大,長(chang)3-14厘(li)米(mi),寬2-6厘(li)米(mi);先(xian)端(duan)(duan)急(ji)短(duan)(duan)失(shi)或短(duan)(duan)漸失(shi),基部(bu)(bu)鈍形或渾圓(yuan)(yuan)(yuan);表(biao)面深(shen)綠(lv),嫩時(shi)(shi)被粗毛,后脫(tuo)落,葉(xie)緣有(you)(you)稀疏(shu)小(xiao)睫毛;葉(xie)柄短(duan)(duan),被毛;托葉(xie)膜(mo)質鞘狀(zhuang)(zhuang)。4-6月開花(hua)(hua)。頭狀(zhuang)(zhuang)花(hua)(hua)序(xu)(xu)呈(cheng)(cheng)傘(san)狀(zhuang)(zhuang)排(pai)列,每一(yi)花(hua)(hua)序(xu)(xu)上有(you)(you)2-10朵花(hua)(hua),排(pai)列于枝端(duan)(duan),花(hua)(hua)序(xu)(xu)梗被黃(huang)色短(duan)(duan)粗毛;花(hua)(hua)萼倒圓(yuan)(yuan)(yuan)錐狀(zhuang)(zhuang),先(xian)端(duan)(duan)有(you)(you)不(bu)規則的(de)齒裂(lie)或平(ping)截(jie);花(hua)(hua)冠肉質,白(bai)(bai)色,通(tong)常4裂(lie),少3裂(lie),花(hua)(hua)冠管喉部(bu)(bu)收縮(suo),內(nei)面密生短(duan)(duan)粗毛;雄蕊與花(hua)(hua)冠片(pian)等(deng)數(shu);子房下位,4室,花(hua)(hua)柱(zhu)短(duan)(duan)而纖細。
生產情況
巴(ba)戟(ji)(ji)天(tian)(tian)是永(yong)定(ding)(ding)縣(xian)的(de)(de)(de)(de)傳(chuan)統中(zhong)(zhong)藥(yao)(yao)材(cai),其中(zhong)(zhong)“湖山巴(ba)戟(ji)(ji)天(tian)(tian)”為(wei)(wei)該縣(xian)傳(chuan)統名產(chan)中(zhong)(zhong)成藥(yao)(yao)。永(yong)定(ding)(ding)縣(xian)具有(you)(you)栽培(pei)巴(ba)戟(ji)(ji)天(tian)(tian)得天(tian)(tian)獨厚的(de)(de)(de)(de)氣候條件(jian)和豐(feng)富的(de)(de)(de)(de)山地(di)(di)(di)資(zi)源,永(yong)定(ding)(ding)巴(ba)戟(ji)(ji)天(tian)(tian)種(zhong)(zhong)植歷史比較悠久,湖山鄉是永(yong)定(ding)(ding)縣(xian)巴(ba)戟(ji)(ji)天(tian)(tian)原(yuan)產(chan)地(di)(di)(di)。早在20世紀七十年(nian)(nian)代就已有(you)(you)巴(ba)戟(ji)(ji)天(tian)(tian)野生轉家種(zhong)(zhong)的(de)(de)(de)(de)成功經驗,藥(yao)(yao)效成份也(ye)得到了有(you)(you)關(guan)中(zhong)(zhong)藥(yao)(yao)材(cai)專家的(de)(de)(de)(de)首肯(ken)。1986年(nian)(nian)3月,永(yong)定(ding)(ding)縣(xian)在湖山鄉開(kai)辟了200畝的(de)(de)(de)(de)巴(ba)戟(ji)(ji)天(tian)(tian)生產(chan)基地(di)(di)(di)。經過多年(nian)(nian)的(de)(de)(de)(de)努力,巴(ba)戟(ji)(ji)天(tian)(tian)種(zhong)(zhong)植覆蓋全(quan)鄉9個(ge)建制村、34個(ge)自然村。永(yong)定(ding)(ding)縣(xian)首先合理(li)布(bu)局,選擇以湖山鄉為(wei)(wei)主,輻射帶動(dong)金豐(feng)片的(de)(de)(de)(de)下洋、岐嶺、大溪(xi)、湖坑、古竹、高頭、陳東等鄉鎮及虎崗、堂堡(bao)、合溪(xi)等10個(ge)山地(di)(di)(di)資(zi)源豐(feng)富且(qie)屬中(zhong)(zhong)、高海拔地(di)(di)(di)區的(de)(de)(de)(de)鄉鎮種(zhong)(zhong)植巴(ba)戟(ji)(ji)天(tian)(tian)。充(chong)分利用(yong)(yong)湖山鄉優(you)良的(de)(de)(de)(de)巴(ba)戟(ji)(ji)天(tian)(tian)種(zhong)(zhong)植條件(jian),采用(yong)(yong)現代化組培(pei)技術(shu)繁(fan)育(yu)苗木(mu),建立優(you)良苗木(mu)繁(fan)育(yu)基地(di)(di)(di)。規(gui)劃(hua)湖山鄉三萊、桂平(ping)兩村的(de)(de)(de)(de)唐背芨(ji)-上平(ping)-萬(wan)安一帶、賽華泥溪(xi)子、黃坑雙子崠為(wei)(wei)巴(ba)戟(ji)(ji)天(tian)(tian)重點示范基地(di)(di)(di)。為(wei)(wei)確(que)保巴(ba)戟(ji)(ji)天(tian)(tian)產(chan)業的(de)(de)(de)(de)健(jian)康穩步發展,永(yong)定(ding)(ding)縣(xian)出臺(tai)了一系列(lie)優(you)惠政策:每年(nian)(nian)安排(pai)培(pei)訓(xun)經費5萬(wan)元(yuan),培(pei)訓(xun)各(ge)種(zhong)(zhong)技術(shu)力量1000人。免費提(ti)供(gong)優(you)良苗木(mu)種(zhong)(zhong)植,為(wei)(wei)的(de)(de)(de)(de)巴(ba)戟(ji)(ji)天(tian)(tian)產(chan)業化提(ti)供(gong)了保障。