一.產品介紹
大同(tong)(tong)小(xiao)(xiao)明綠(lv)(lv)豆主產(chan)區在(zai)大同(tong)(tong)縣(xian),種(zhong)植歷史悠久、面積(ji)大,是(shi)該(gai)縣(xian)傳統的(de)名優特產(chan)和出口(kou)的(de)拳(quan)頭產(chan)品。該(gai)縣(xian)的(de)小(xiao)(xiao)明綠(lv)(lv)豆顆粒飽滿,色(se)澤深綠(lv)(lv),發(fa)芽率和營(ying)養價(jia)值(zhi)高,經測(ce)定,蛋(dan)白(bai)質(zhi)含(han)量(liang)25.6%,脂(zhi)態含(han)量(liang)0.7%,此外還有VA、VD等多種(zhong)成分,綠(lv)(lv)豆芽百克(ke)VC含(han)量(liang)為6毫克(ke),是(shi)茄子的(de)2倍。小(xiao)(xiao)明綠(lv)(lv)豆具(ju)有較(jiao)高的(de)藥用價(jia)值(zhi),可消腫下氣(qi),清熱解毒、利小(xiao)(xiao)便(bian)、止渴消暑。
二.自然生態環境和(he)人文歷史因素
大(da)同縣(xian)絕大(da)部(bu)分時(shi)間(jian)受(shou)西(xi)(xi)北(bei)氣(qi)流(liu)控制,溫(wen)帶大(da)陸性(xing)氣(qi)候(hou)物征明顯。年(nian)(nian)均(jun)(jun)氣(qi)溫(wen)6.4℃。年(nian)(nian)均(jun)(jun)積溫(wen)2846.5℃,無(wu)霜期為(wei)(wei)135天(tian)左右,年(nian)(nian)均(jun)(jun)日照(zhao)時(shi)數為(wei)(wei)2987.8小時(shi),日照(zhao)時(shi)間(jian)較長(chang)(chang)。年(nian)(nian)均(jun)(jun)降水(shui)(shui)(shui)量(liang)為(wei)(wei)386mm,非常適宜綠(lv)(lv)豆(dou)(dou)作物生長(chang)(chang)發育,在綠(lv)(lv)豆(dou)(dou)收(shou)獲期間(jian)雨水(shui)(shui)(shui)較少(shao),利于涼(liang)曬和脫粒。大(da)同縣(xian)所有(you)(you)河流(liu)屬(shu)海河水(shui)(shui)(shui)系,桑干河自西(xi)(xi)向東橫貫全境(jing)。地(di)下水(shui)(shui)(shui)源(yuan)豐富,有(you)(you)21處泉(quan)眼(yan),儲量(liang)約15億(yi)(yi)立(li)方米(mi)/年(nian)(nian),可開(kai)采量(liang)0.67億(yi)(yi)立(li)方米(mi)/年(nian)(nian)。水(shui)(shui)(shui)質多為(wei)(wei)巖石(shi)裂隙水(shui)(shui)(shui),西(xi)(xi)部(bu)有(you)(you)少(shao)量(liang)鹽堿(jian)水(shui)(shui)(shui)。巖石(shi)裂隙水(shui)(shui)(shui)是全縣(xian)主要飲用(yong)水(shui)(shui)(shui),水(shui)(shui)(shui)質清冽干醇。水(shui)(shui)(shui)頭(tou)泉(quan)水(shui)(shui)(shui)、所有(you)(you)地(di)下水(shui)(shui)(shui)為(wei)(wei)純天(tian)然水(shui)(shui)(shui),水(shui)(shui)(shui)質優(you)、無(wu)污(wu)染,除人畜吃(chi)水(shui)(shui)(shui)外(wai),全縣(xian)仍(reng)有(you)(you)800多眼(yan)機井,用(yong)于農田(tian)灌溉,所產(chan)黃花、蔬菜(cai)、綠(lv)(lv)豆(dou)(dou)均(jun)(jun)為(wei)(wei)綠(lv)(lv)色有(you)(you)機產(chan)品或無(wu)公害農產(chan)品,深受(shou)市場青睞,綠(lv)(lv)豆(dou)(dou)生長(chang)(chang)依靠天(tian)然水(shui)(shui)(shui)。地(di)勢(shi)為(wei)(wei)南北(bei)兩山夾(jia)一川槽形,西(xi)(xi)部(bu)平坦,東部(bu)有(you)(you)火(huo)山堆(dui)點綴(zhui),山地(di)丘陵面(mian)(mian)積占(zhan)37%,實有(you)(you)耕地(di)達79萬畝,其中(zhong)保(bao)護(hu)性(xing)耕地(di)62萬畝。土(tu)壤有(you)(you)褐土(tu)、黃綿(mian)土(tu)、栗鈣(gai)土(tu)、草甸(dian)土(tu)、風沙(sha)土(tu)、鹽堿(jian)土(tu)等(deng)六種類型(xing),其中(zhong)以褐土(tu)有(you)(you)機質含量(liang)最多,但面(mian)(mian)積只占(zhan)全縣(xian)總面(mian)(mian)積的4%;栗鈣(gai)土(tu)、風沙(sha)土(tu)交織成沙(sha)壤土(tu),有(you)(you)機質含量(liang)低(di),但面(mian)(mian)積大(da),占(zhan)總面(mian)(mian)積的66%,歷(li)年(nian)(nian)廣種薄收(shou),是歷(li)史上綠(lv)(lv)豆(dou)(dou)種植(zhi)的主要區域(yu)。
三.地域范圍
大同縣周士莊鎮19個(ge)(ge)村(cun),巨樂鄉(xiang)(xiang)15個(ge)(ge)村(cun),許堡鄉(xiang)(xiang)20個(ge)(ge)村(cun),峰(feng)峪鄉(xiang)(xiang)17個(ge)(ge)村(cun),吉(ji)家莊鄉(xiang)(xiang)23個(ge)(ge)村(cun),杜莊鄉(xiang)(xiang)4個(ge)(ge)村(cun),西坪鎮6個(ge)(ge)村(cun),瓜(gua)園鄉(xiang)(xiang)11個(ge)(ge)村(cun),共(gong)計115個(ge)(ge)村(cun)。地理坐標為東經113°20′00″~113°35′00″,北(bei)緯(wei)39°43′00″~40°16′00″。
四.產品品質(zhi)特性特征
1、外在感(gan)官特征:大同小明綠(lv)豆(dou)顆(ke)粒飽滿、均勻(yun),色澤鮮綠(lv)、手感(gan)柔綿,有(you)黃土高原(yuan)特有(you)的清新氣(qi)味。
2、內在品質(zhi):蛋白(bai)質(zhi)量≥25.6%,脂肪含(han)量≥0.8%,VA、VD、VB2含(han)量豐富,綠豆芽百克VC含(han)量約為6mg。
3、安(an)全要求:大同(tong)小明綠豆在生(sheng)產過程中(zhong)嚴格(ge)控制(zhi)產品,質(zhi)量(liang)安(an)全,產品至少達到(dao)國(guo)家無公害(hai)農產品標準(zhun),并積極(ji)組(zu)織企業進行無公害(hai)農產品和綠色食品認證。
五.特定(ding)生產方式
1、產(chan)地(di)選擇與特殊內(nei)容規定:種(zhong)植基(ji)地(di)選擇在干燥(zao)通風、光(guang)照時間較長的坡梁(liang)地(di)塊,海撥(bo)高度1000米(mi)左右(you),雨水易(yi)(yi)排不(bu)易(yi)(yi)積,有利于根系發(fa)育,減少病蟲危害。 1、品種(zhong)選擇與特定要(yao)求:綠豆種(zhong)子選擇第一茬結(jie)夾豆角,以粒大飽(bao)滿為前提,小而呈(cheng)方形的種(zhong)子不(bu)選用。
2、生產(chan)(chan)過程管(guan)理:綠豆(dou)(dou)是典型(xing)的(de)旱(han)作農業(ye),對土(tu)壤肥(fei)(fei)(fei)力要(yao)求(qiu)(qiu)不(bu)(bu)高。種(zhong)(zhong)植(zhi)時(shi)不(bu)(bu)宜施用(yong)(yong)化(hua)肥(fei)(fei)(fei),施肥(fei)(fei)(fei)應以有(you)(you)機肥(fei)(fei)(fei)為(wei)主,化(hua)肥(fei)(fei)(fei)為(wei)輔。如施用(yong)(yong)化(hua)肥(fei)(fei)(fei),化(hua)肥(fei)(fei)(fei)必須與有(you)(you)機肥(fei)(fei)(fei)配(pei)合施用(yong)(yong),一(yi)般(ban)(ban)以小(xiao)滿前后(hou)(hou)播(bo)(bo)種(zhong)(zhong)為(wei)宜,播(bo)(bo)種(zhong)(zhong)量(liang)一(yi)般(ban)(ban)每畝約1.5-2公(gong)(gong)斤,畝施農家肥(fei)(fei)(fei)1500公(gong)(gong)斤,肥(fei)(fei)(fei)力中等(deng)地(di)塊畝留苗3500-4000株。播(bo)(bo)種(zhong)(zhong)方法:一(yi)般(ban)(ban)采用(yong)(yong)犁開溝,手溜籽的(de)方式等(deng)行(xing)距(ju)播(bo)(bo)種(zhong)(zhong)。深度一(yi)般(ban)(ban)在4-6㎝。播(bo)(bo)種(zhong)(zhong)質量(liang):種(zhong)(zhong)、肥(fei)(fei)(fei)不(bu)(bu)混合,播(bo)(bo)后(hou)(hou)種(zhong)(zhong)肥(fei)(fei)(fei)不(bu)(bu)接觸。播(bo)(bo)種(zhong)(zhong)均勻(yun)一(yi)致,覆(fu)(fu)土(tu)嚴(yan)密,播(bo)(bo)后(hou)(hou)適(shi)時(shi)填壓。為(wei)提高地(di)溫(wen),便于種(zhong)(zhong)子發(fa)芽(ya),目前絕大部(bu)分(fen)(fen)地(di)塊進行(xing)覆(fu)(fu)膜生產(chan)(chan)。田(tian)間管(guan)理:中耕:在出苗與開花前進行(xing)1-2次中耕,做到三(san)鏟(chan)(chan)三(san)趟,在整(zheng)個生育期鏟(chan)(chan)趟不(bu)(bu)脫節(jie),于綠豆(dou)(dou)封壟前結束,后(hou)(hou)期撥一(yi)遍大草。病蟲草害(hai)(hai)防治(zhi):通過選用(yong)(yong)抗病品種(zhong)(zhong)、輪作倒茬、培育壯苗、精耕細作等(deng)農業(ye)措施;有(you)(you)限(xian)度地(di)使用(yong)(yong)部(bu)分(fen)(fen)化(hua)學合成農藥(yao)(yao),每種(zhong)(zhong)農藥(yao)(yao)在作物生長的(de)一(yi)季當中只允許使用(yong)(yong)一(yi)次,使用(yong)(yong)要(yao)求(qiu)(qiu)、用(yong)(yong)量(liang)、方法等(deng)按GB4285、GB8321(1-6)執行(xing)。嚴(yan)禁使用(yong)(yong)國(guo)家已公(gong)(gong)布的(de)禁用(yong)(yong)農藥(yao)(yao)。綠豆(dou)(dou)蚜蟲:可(ke)選4.5%氯(lv)氰菊酯乳(ru)油1500倍(bei)液噴霧(wu)防治(zhi)。因此,這(zhe)樣生產(chan)(chan)出的(de)綠豆(dou)(dou)產(chan)(chan)品完(wan)全(quan) 符合《無公(gong)(gong)害(hai)(hai)綠豆(dou)(dou)生產(chan)(chan)技術規程》。
3、產(chan)品(pin)收(shou)(shou)獲(huo)及產(chan)后處理(li)規定(ding):產(chan)品(pin)收(shou)(shou)獲(huo)全(quan)部(bu)(bu)采用人(ren)(ren)工(gong)采摘的(de)方法(fa),防止籽(zi)粒破碎、霉(mei)爛;收(shou)(shou)獲(huo)后日曬(shai)自然涼干(gan)(gan);應在上午露水未干(gan)(gan)或傍晚(wan)時收(shou)(shou)獲(huo)。做到單(dan)收(shou)(shou)割、單(dan)拉運、單(dan)堆放、單(dan)脫(tuo)粒、單(dan)貯藏。企業收(shou)(shou)購加(jia)工(gong)完(wan)全(quan)按照《中(zhong)華人(ren)(ren)民(min)共和國食品(pin)衛(wei)生法(fa)》要(yao)求,大氣環境(jing)符合《環境(jing)空(kong)氣質量標準》中(zhong)Ⅰ級(ji)規定(ding)。生產(chan)加(jia)工(gong)企業全(quan)部(bu)(bu)有生產(chan)許(xu)可證(zheng)(zheng)和衛(wei)生許(xu)可證(zheng)(zheng),加(jia)工(gong)人(ren)(ren)員身體健康。產(chan)品(pin)符合GB-1X123標準。
4、生產(chan)(chan)記(ji)(ji)錄(lu):綠(lv)豆(dou)作(zuo)物從選種、浸(jin)種、播種、病蟲害防治、技(ji)術(shu)措施、農藥化(hua)肥(fei)的(de)使用(yong)等(deng)全部由技(ji)術(shu)人(ren)員(yuan)記(ji)(ji)錄(lu)建檔,從鄉(xiang)村綠(lv)豆(dou)生產(chan)(chan)合作(zuo)社到(dao)縣綠(lv)豆(dou)生產(chan)(chan)協會,都有(you)明確的(de)記(ji)(ji)錄(lu)。對于生產(chan)(chan)加(jia)(jia)工(gong)(gong)過(guo)程中投入品的(de)名稱、使用(yong)時間、使用(yong)目的(de)、使用(yong)方法、使用(yong)量等(deng)都以表格的(de)形式記(ji)(ji)錄(lu)清(qing)楚。加(jia)(jia)工(gong)(gong)企業(ye)對加(jia)(jia)工(gong)(gong)工(gong)(gong)藝(yi)都有(you)嚴格規定,加(jia)(jia)工(gong)(gong)時間、等(deng)級、數量也有(you)明確記(ji)(ji)錄(lu)。