一.產品介紹
2015年1月(yue)13日,據中華(hua)人(ren)民共和(he)國(guo)農(nong)(nong)(nong)業(ye)(ye)部(bu)公(gong)(gong)告第2231號(hao)獲悉,按照《農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)地理標志(zhi)管理辦(ban)法(fa)》規定,濟南(nan)市(shi)天橋區鵲(que)山龍(long)湖(hu)生態農(nong)(nong)(nong)業(ye)(ye)科技種(zhong)植(zhi)協會申請的(de)北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou)實施國(guo)家農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)地理標志(zhi)登記保(bao)護(hu)。經過(guo)初審、專家評審和(he)公(gong)(gong)示,符合(he)農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)地理標志(zhi)登記條件,準予登記,登記證號(hao)為(wei)AGI2016-01-1616。北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou),種(zhong)植(zhi)歷史(shi)悠久,至今(jin)(jin)有(you)(you)(you)1800多(duo)年的(de)歷史(shi)。曾(ceng)有(you)(you)(you)詩為(wei)證:“繡江之水清如(ru)許,荷花香接稻(dao)花香”。它起源于(yu)濟南(nan)市(shi)老(lao)北(bei)(bei)園(yuan)鎮,后(hou)又擴(kuo)大(da)(da)到濼口(kou)黃河岸周(zhou)邊一帶,據史(shi)料記載:三國(guo)時,今(jin)(jin)大(da)(da)明湖(hu)北(bei)(bei),藕(ou)(ou)(ou)稻(dao)蒲依地相間,直達(da)鵲(que)山,有(you)(you)(you)蓮(lian)(lian)子湖(hu)之稱,它又名大(da)(da)疙(ge)瘩(da)、大(da)(da)紅刺,宜(yi)深(shen)水栽培,花白色(se)(se),葉高大(da)(da),藕(ou)(ou)(ou)在土內深(shen)約30—40厘米(mi),藕(ou)(ou)(ou)身除后(hou)把(ba)外,各節均長(chang)為(wei)長(chang)圓(yuan)筒形,每藕(ou)(ou)(ou)重約1.5公(gong)(gong)斤左右,一般(ban)有(you)(you)(you)3—5節,多(duo)者可達(da)6節。表皮白色(se)(se)或淡黃色(se)(se), 肉(rou)質(zhi)脆嫩而味甘(gan),品(pin)(pin)(pin)質(zhi)好,水分(fen)含量(liang)高、纖維(wei)少(shao),生食脆嫩香甜,嚼后(hou)無渣。北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou)是天橋區第一個(ge)獲得(de)認證的(de)農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)地理標志(zhi)產(chan)品(pin)(pin)(pin),這次獲得(de)農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)地理標志(zhi)認證,不(bu)但(dan)對保(bao)護(hu)北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou)現有(you)(you)(you)種(zhong)植(zhi)面(mian)積具(ju)有(you)(you)(you)十分(fen)重要的(de)意(yi)義(yi),同時也(ye)對以后(hou)北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou)的(de)發展和(he)提高產(chan)品(pin)(pin)(pin)附加(jia)(jia)值、增加(jia)(jia)農(nong)(nong)(nong)民收入、加(jia)(jia)快農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)產(chan)業(ye)(ye)升(sheng)級、提升(sheng)產(chan)業(ye)(ye)化經營(ying)水平、增強農(nong)(nong)(nong)產(chan)品(pin)(pin)(pin)市(shi)場(chang)競爭(zheng)力等(deng)方(fang)面(mian)具(ju)有(you)(you)(you)更(geng)加(jia)(jia)重要意(yi)義(yi),也(ye)使北(bei)(bei)園(yuan)“大(da)(da)臥(wo)(wo)龍(long)”蓮(lian)(lian)藕(ou)(ou)(ou)有(you)(you)(you)了品(pin)(pin)(pin)質(zhi)和(he)聲譽的(de)“身份(fen)證”,不(bu)僅受法(fa)律保(bao)護(hu),更(geng)將為(wei)原(yuan)產(chan)地贏得(de)知(zhi)名度(du)。
二.自(zi)然生態環(huan)境和人(ren)文(wen)歷史因素(su)
1、土(tu)(tu)壤(rang)(rang)地貌情況:濟南市(shi)天(tian)橋區境(jing)(jing)內(nei)(nei)屬黃(huang)河(he)沖積平原,地形平坦。北園大臥(wo)龍蓮藕主(zhu)要產(chan)(chan)(chan)于天(tian)橋區境(jing)(jing)內(nei)(nei),產(chan)(chan)(chan)地集中(zhong)于黃(huang)河(he)灘區,該范圍內(nei)(nei)地勢平坦,土(tu)(tu)壤(rang)(rang)肥沃,黃(huang)河(he)水豐盈,生態環境(jing)(jing)優美。主(zhu)產(chan)(chan)(chan)區土(tu)(tu)壤(rang)(rang)以沙壤(rang)(rang)土(tu)(tu)為(wei)主(zhu),據測定有機質含量45.8g/Kg, 全氮(dan)2.13g/kg, 水解氮(dan)83mg/kg, 速效(xiao)磷(lin)55mg/kg,速效(xiao)鉀75mg/kg,土(tu)(tu) 層深厚,土(tu)(tu)質疏(shu)松,保(bao)水保(bao)肥能力強,非常適(shi)合北園大臥(wo)龍蓮藕生長。
2、水(shui)(shui)(shui)文情況:天(tian)橋區內水(shui)(shui)(shui)利條件優越,水(shui)(shui)(shui)源充足,農田排(pai)灌設施(shi)配套,以黃(huang)河水(shui)(shui)(shui)灌溉為主,水(shui)(shui)(shui)質(zhi)優良,無(wu)污染(ran),完(wan)全達到了旱能(neng)澆(jiao)、澇能(neng)排(pai)。
3、氣(qi)(qi)(qi)候(hou)情況:位(wei)于北半(ban)球中緯度(du)地(di)帶,地(di)屬暖(nuan)溫(wen)半(ban)濕(shi)潤(run)性季(ji)(ji)(ji)風(feng)氣(qi)(qi)(qi)候(hou),其特點:氣(qi)(qi)(qi)候(hou)溫(wen)和,四(si)季(ji)(ji)(ji)分明;冬季(ji)(ji)(ji)寒冷少雨雪,春(chun)季(ji)(ji)(ji)干旱多(duo)風(feng),夏(xia)季(ji)(ji)(ji)炎(yan)熱(re)多(duo)雨,秋(qiu)季(ji)(ji)(ji)天高氣(qi)(qi)(qi)爽溫(wen)差大,有利(li)(li)作(zuo)物的(de)生長(chang)發(fa)育。本區域內光(guang)照(zhao)資(zi)源豐富,日(ri)(ri)照(zhao)時間(jian)長(chang),光(guang)照(zhao)充(chong)足,有利(li)(li)于作(zuo)物日(ri)(ri)照(zhao)光(guang)合作(zuo)用,常年(nian)平均(jun)時數為2647.6小時,占全年(nian)可照(zhao)時間(jian)的(de)56%。年(nian)積溫(wen)4580℃,平均(jun)氣(qi)(qi)(qi)溫(wen)12.9℃,7月份(fen)最高35℃,1月份(fen)最低氣(qi)(qi)(qi)溫(wen)-3.8℃,年(nian)平均(jun)相對濕(shi)度(du)58%,年(nian)平均(jun)氣(qi)(qi)(qi)溫(wen)為14.2℃。全年(nian)無霜期(qi)為210天左(zuo)右,自(zi)然農耕期(qi)長(chang)達290天左(zuo)右。夜(ye)間(jian)涼爽,晝夜(ye)溫(wen)差大,有利(li)(li)于作(zuo)物養分積累。 降(jiang)水偏(pian)少,因多(duo)集中夏(xia)季(ji)(ji)(ji),年(nian)均(jun)變化(hua)大,降(jiang)水不穩定,平均(jun)降(jiang)水量600 mm-650mm。
三.地域范圍
北(bei)園大(da)(da)臥龍蓮藕的地域(yu)為(wei)山東省濟南市天橋現轄行(xing)政(zheng)區域(yu)內。東至(zhi)(zhi)大(da)(da)橋鎮(zhen)吉(ji)家(jia)村;西至(zhi)(zhi)桑梓店鎮(zhen)姚(yao)呂村;南至(zhi)(zhi)濼口辦事處(chu)山南村;北(bei)至(zhi)(zhi)大(da)(da)橋鎮(zhen)張公店村;轄2個鄉鎮(zhen)一個辦事處(chu),共(gong)125個行(xing)政(zheng)村,地理(li)坐標為(wei):北(bei)緯36°40′00″~36°45′00″,東經116°56′15″~117°03′00″。地域(yu)保(bao)護面積約500公頃,年總產(chan)量15000噸(dun)。
四.產(chan)品品質特(te)(te)性特(te)(te)征
1、外(wai)在(zai)感官特(te)征:北園大(da)臥(wo)(wo)龍(long)(long)(long)(long)蓮(lian)(lian)(lian)藕(ou)體(ti)型細長、粗細適中,每節(jie)一般30cm左右;其表面光滑、顏色鮮亮,斷開后晶瑩剔透、潔白如(ru)玉。因外(wai)觀似一條(tiao)(tiao)臥(wo)(wo)著的龍(long)(long)(long)(long),當地俗稱(cheng)“大(da)臥(wo)(wo)龍(long)(long)(long)(long)”蓮(lian)(lian)(lian)藕(ou)。 2、內(nei)在(zai)品(pin)質指(zhi)標:北園大(da)臥(wo)(wo)龍(long)(long)(long)(long)蓮(lian)(lian)(lian)藕(ou)營養豐富,其內(nei)在(zai)品(pin)質指(zhi)標為:淀粉≥9.0%,總糖≥3.0%,粗纖維≤1.0 %,鈣(gai)≥15.0mg/100g,磷≥70mg/100g,鐵≥7.0mg/100g,以及胡蘿卜素、硫(liu)胺素、核黃(huang)素、尼克酸、抗壞血素、維生(sheng)素C、B1、B2等。 3、產(chan)品(pin)質量:北園大(da)臥(wo)(wo)龍(long)(long)(long)(long)蓮(lian)(lian)(lian)藕(ou)的產(chan)地必須符合《無公害(hai)(hai)食品(pin)水生(sheng)蔬菜(cai)產(chan)地環境技術條(tiao)(tiao)件》(NY5331-2006) 的要(yao)求(qiu),入市北園大(da)臥(wo)(wo)龍(long)(long)(long)(long)蓮(lian)(lian)(lian)藕(ou)必須達到農業部《無公害(hai)(hai)食品(pin)水生(sheng)蔬菜(cai)》(NY5238-2006)的質量標準。有《農產(chan)品(pin)質量安全法》第三(san)十三(san)條(tiao)(tiao)規定情形的不(bu)得上市銷售。