產品介紹
蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou)在(zai)覃(tan)(tan)塘(tang)(tang)種(zhong)(zhong)植(zhi)有(you)(you)一(yi)千多年(nian)(nian)(nian)歷(li)史,位于松柏山下的(de)覃(tan)(tan)塘(tang)(tang)鎮(zhen)六燕屯,其生產(chan)的(de)大紅蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou)是典型代表,以味道清香(xiang)(xiang)、口感粉(fen)(fen)酥而(er)名揚區內(nei)外,可(ke)謂“藕(ou)(ou)(ou)(ou)中之王古(gu)嶺南有(you)(you)一(yi)民(min)諺:“陸川豬,北(bei)流(liu)魚,貴(gui)(gui)(gui)(gui)縣(xian)(xian)蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou),高州(zhou)蕃薯(shu)”,可(ke)見覃(tan)(tan)塘(tang)(tang)蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou)作(zuo)為地方美食(shi)(shi)已(yi)流(liu)芳千年(nian)(nian)(nian)。覃(tan)(tan)塘(tang)(tang)區是原貴(gui)(gui)(gui)(gui)縣(xian)(xian)升格為地級(ji)貴(gui)(gui)(gui)(gui)港市后(hou),于1996年(nian)(nian)(nian)成立的(de)縣(xian)(xian)級(ji)行政新區,管轄覃(tan)(tan)塘(tang)(tang)鎮(zhen)、三(san)里鎮(zhen)、東(dong)龍鎮(zhen)、蒙公鄉、樟木鄉、山北(bei)鄉、黃練鎮(zhen)、五里鎮(zhen)、大嶺鄉、石卡鎮(zhen)10個鄉鎮(zhen)。1990版縣(xian)(xian)級(ji)《貴(gui)(gui)(gui)(gui)港市志(zhi)(zhi)》第404頁記(ji)(ji)載(zai):解放后(hou),50年(nian)(nian)(nian)代縣(xian)(xian)內(nei)以種(zhong)(zhong)塘(tang)(tang)藕(ou)(ou)(ou)(ou)為主,田藕(ou)(ou)(ou)(ou)少許(xu)。60和70年(nian)(nian)(nian)代,因水(shui)利(li)條件較好,田藕(ou)(ou)(ou)(ou)發展較快(kuai)。80年(nian)(nian)(nian)代以后(hou),農民(min)在(zai)承包地種(zhong)(zhong)田藕(ou)(ou)(ou)(ou),年(nian)(nian)(nian)種(zhong)(zhong)植(zhi)面積(ji)約1萬(wan)畝,主產(chan)地為覃(tan)(tan)塘(tang)(tang),年(nian)(nian)(nian)種(zhong)(zhong)植(zhi)面積(ji)二三(san)千畝。其次(ci)是附城(cheng)、大圩(wei)、根竹、三(san)里、東(dong)龍、蒙公等鄉鎮(zhen)。據(ju)此,當時的(de)“貴(gui)(gui)(gui)(gui)縣(xian)(xian)藕(ou)(ou)(ou)(ou)”即(ji)現在(zai)的(de)“覃(tan)(tan)塘(tang)(tang)藕(ou)(ou)(ou)(ou)”。 宋代陸游旅居貴(gui)(gui)(gui)(gui)港潯州(zhou)時,吟有(you)(you)覃(tan)(tan)塘(tang)(tang)蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou)的(de)絕句,詩云:“名園中有(you)(you)十頃池,一(yi)錢不用(yong)君得(de)之。菱荷枯折小鴨(ya)睡,絕謝紅妝青蓋時。清代光(guang)緒(xu)年(nian)(nian)(nian)間(jian)的(de)《貴(gui)(gui)(gui)(gui)縣(xian)(xian)志(zhi)(zhi)》物(wu)產(chan)篇里詳記(ji)(ji)了覃(tan)(tan)塘(tang)(tang)蓮(lian)(lian)(lian)藕(ou)(ou)(ou)(ou)分紅花、白(bai)花二個品(pin)種(zhong)(zhong),白(bai)花品(pin)種(zhong)(zhong)高產(chan)質(zhi)優(you)。在(zai)物(wu)景(jing)篇里貴(gui)(gui)(gui)(gui)縣(xian)(xian)八景(jing)之一(yi)“蓮(lian)(lian)(lian)塘(tang)(tang)夜雨(yu)”描述了碧荷萬(wan)頃的(de)景(jing)色。民(min)國(guo)《貴(gui)(gui)(gui)(gui)縣(xian)(xian)志(zhi)(zhi)》記(ji)(ji)載(zai):民(min)國(guo)期間(jian)貴(gui)(gui)(gui)(gui)縣(xian)(xian)已(yi)有(you)(you)相當規模的(de)藕(ou)(ou)(ou)(ou)粉(fen)(fen)制造業(ye),藕(ou)(ou)(ou)(ou)粉(fen)(fen)暢銷粵港澳地區。1、外在(zai)感觀特征植(zhi)株高大,高達1.8~2.2米(mi)。葉(xie)片圓形,直徑70~85厘(li)米(mi),濃(nong)灰綠色。葉(xie)柄粗,有(you)(you)硬刺。花白(bai)色,花瓣(ban)末(mo)端粉(fen)(fen)紅色。藕(ou)(ou)(ou)(ou)皮(pi)蝦(xia)肉色,藕(ou)(ou)(ou)(ou)身粗短、略扁圓,有(you)(you)一(yi)縱(zong)溝,母藕(ou)(ou)(ou)(ou)長80~120厘(li)米(mi),5~8節,節間(jian)長10~20厘(li)米(mi),剖面肉厚、色澤(ze)透亮(liang)、藕(ou)(ou)(ou)(ou)絲(si)少、鮮藕(ou)(ou)(ou)(ou)甜香(xiang)(xiang)2、內(nei)在(zai)品(pin)質(zhi)每100克(ke)含粗蛋白(bai)質(zhi)2.57克(ke),淀粉(fen)(fen)10.6克(ke),可(ke)溶(rong)性糖2.88克(ke),粗纖維0.3克(ke)。煮食(shi)(shi)粉(fen)(fen)而(er)無(wu)渣(zha)、湯色紅亮(liang)、濃(nong)香(xiang)(xiang)(農業(ye)部亞熱帶果品(pin)蔬菜(cai)質(zhi)量監督(du)檢驗測(ce)試中心(xin)檢測(ce))。
自然(ran)生態環境和人文歷史(shi)因素
(1)土(tu)(tu)壤(rang)(rang)地貌情況:覃塘蓮藕種植區(qu)(qu)域地勢為西北高,逐(zhu)步向南(nan)、中部傾(qing)斜,南(nan)、中部多屬平原(yuan)。全區(qu)(qu)土(tu)(tu)壤(rang)(rang)有七大成土(tu)(tu)母(mu)質共82個土(tu)(tu)種。其(qi)中平原(yuan)水田(tian)(tian)(tian)(tian)(tian)土(tu)(tu)種主要是潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)沙(sha)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)沙(sha)土(tu)(tu)田(tian)(tian)(tian)(tian)(tian)、油沙(sha)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)棕(zong)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)潮(chao)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)黃(huang)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)鐵(tie)子田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)鐵(tie)子底(di)田(tian)(tian)(tian)(tian)(tian)、棕(zong)泥(ni)(ni)(ni)肉(rou)田(tian)(tian)(tian)(tian)(tian)、沙(sha)泥(ni)(ni)(ni)肉(rou)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)蠟(la)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)潮(chao)沙(sha)田(tian)(tian)(tian)(tian)(tian)等12類。其(qi)中潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)沙(sha)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)24.81%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)沙(sha)土(tu)(tu)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)11.2%、油沙(sha)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)1.43%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)棕(zong)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)7.23%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)潮(chao)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)0.91%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)黃(huang)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)2.32%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)鐵(tie)子田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)5.42%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)鐵(tie)子底(di)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)9.31%、棕(zong)泥(ni)(ni)(ni)肉(rou)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)1.13%、沙(sha)泥(ni)(ni)(ni)肉(rou)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)1.61%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)蠟(la)泥(ni)(ni)(ni)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)2.96%、潴(zhu)(zhu)(zhu)(zhu)育(yu)(yu)潮(chao)沙(sha)田(tian)(tian)(tian)(tian)(tian)占(zhan)(zhan)(zhan)(zhan)1.41%、其(qi)它占(zhan)(zhan)(zhan)(zhan)30.8%。土(tu)(tu)壤(rang)(rang)PH值在6.1-7.2左右。
(2)水文情(qing)況:覃塘(tang)蓮(lian)藕保護范(fan)圍內河(he)(he)流(liu)均屬珠江流(liu)域西江水系,其中(zhong)郁江為最大河(he)(he)流(liu),其他主要河(he)(he)流(liu)5條,水力資源蘊藏豐富(fu)。區(qu)境內主要河(he)(he)流(liu)河(he)(he)道(dao)總長(chang)148.13公里(li),集水面積1092.1平方(fang)公里(li)。全(quan)區(qu)地表水總量(liang)11.11億(yi)立(li)方(fang)米(mi),地下水總量(liang)1.45億(yi)立(li)方(fang)米(mi),地表水可(ke)利用量(liang)11.11億(yi)立(li)方(fang)米(mi)。全(quan)區(qu)用于農(nong)田灌溉(gai)的中(zhong)小型水庫六座、水質優良無污染。水質符合國家有關標準。
(3)氣(qi)候情況:覃塘蓮(lian)藕保護(hu)范圍(wei)屬(shu)南亞熱(re)帶濕潤季風氣(qi)候,光溫(wen)雨(yu)資源非常(chang)豐(feng)富。年(nian)(nian)平(ping)均日(ri)照(zhao)時數為1613小時,年(nian)(nian)太(tai)陽總輻射量(liang)為10.7萬卡/厘米2,年(nian)(nian)平(ping)均氣(qi)溫(wen)在(zai)(zai)23.9℃以上,大于(yu)或(huo)等(deng)于(yu)10℃的年(nian)(nian)積(ji)溫(wen)為7313℃,年(nian)(nian)平(ping)均無(wu)霜期長達(da)306天以上,年(nian)(nian)平(ping)均相對濕度79.5%,年(nian)(nian)降(jiang)(jiang)雨(yu)量(liang)在(zai)(zai)1500―2100mm之(zhi)間。降(jiang)(jiang)雨(yu)主要集中在(zai)(zai)夏季,冬季雨(yu)量(liang)少。溫(wen)度、光照(zhao)、降(jiang)(jiang)雨(yu)等(deng)條件都十分適宜蓮(lian)藕的生長。
地域范圍
覃(tan)塘蓮藕保護范圍位于(yu)廣西(xi)東南(nan)部的覃(tan)塘區(qu),包括覃(tan)塘鎮(zhen)、東龍鎮(zhen)、三里鎮(zhen)、黃(huang)練鎮(zhen)、石卡(ka)鎮(zhen)、五里鎮(zhen)、山北鄉、樟木(mu)鄉、蒙(meng)公鄉、大(da)嶺鄉等十個(ge)鄉鎮(zhen)。保護范圍位于(yu)東經108°58′~109°18′,北緯22°48′~23°25′之間,東與(yu)港(gang)北區(qu)接壤,西(xi)與(yu)賓(bin)陽(yang)縣(xian)、橫縣(xian)毗鄰,南(nan)與(yu)港(gang)南(nan)區(qu)隔郁江相望,北與(yu)來(lai)賓(bin)市的武宣縣(xian)、興賓(bin)區(qu)交(jiao)界。邊境線總長217.6公里、東西(xi)寬(kuan)31.2公里、南(nan)北長69.6公里。保護范圍面積1.2萬公頃。現年產量110000噸。
品質特性特征
(1)外在感官特征(zheng):藕皮(pi)蝦(xia)肉色,藕身(shen)粗短、略扁圓,有一縱溝,母藕長80~120厘米(mi),5~8節(jie),節(jie)間(jian)長10~20厘米(mi),剖面肉厚、色澤(ze)透亮、藕絲少(shao)、鮮(xian)藕甜香(xiang)、煮(zhu)食(shi)粉而無渣(zha)、湯色紅亮、濃香(xiang)。
(2)內在(zai)品質(zhi)指標(biao):覃塘蓮藕(ou)主(zhu)要特(te)色品質(zhi)含量指標(biao)有:14%≥淀粉(fen)≥9.12%,0.04%≥粗(cu)纖維≥0.03%,3.69%≥可(ke)溶性糖≥2.88%,2.57%≥粗(cu)蛋(dan)白≥1.92%。