青(qing)海是(shi)世界四(si)大(da)凈區之一,生長在(zai)這里的蠶(can)(can)(can)(can)(can)豆,被(bei)國(guo)際市場公認為‘世界最好的蠶(can)(can)(can)(can)(can)豆’,每年(nian)近千(qian)噸青(qing)海蠶(can)(can)(can)(can)(can)豆被(bei)銷往全(quan)球各地(di)。青(qing)海省大(da)通(tong)縣生態類型復(fu)雜,年(nian)均(jun)(jun)(jun)氣(qi)溫4.7 ℃,年(nian)平均(jun)(jun)(jun)日(ri)照(zhao)時數為2 656.1 h,平均(jun)(jun)(jun)太陽輻射強,年(nian)≥0 ℃積溫為2 450 ℃,無霜期(qi)132 d,年(nian)均(jun)(jun)(jun)降(jiang)(jiang)雨(yu)量為514.3 mm,6—9月為主(zhu)要降(jiang)(jiang)雨(yu)季(ji)節,雨(yu)熱同季(ji),氣(qi)候冷(leng)涼,海拔較高,日(ri)照(zhao)充足,晝夜溫差(cha)大(da),土壤疏松富含鉀,無污染,適宜蠶(can)(can)(can)(can)(can)豆生長發育。大(da)通(tong)蠶(can)(can)(can)(can)(can)豆在(zai)全(quan)縣20個鄉鎮(zhen)(zhen)內(nei)都(dou)有種植,主(zhu)要集中在(zai)塔(ta)爾鎮(zhen)(zhen)、新莊鎮(zhen)(zhen)、城(cheng)關(guan)鎮(zhen)(zhen)、景陽鎮(zhen)(zhen)等鄉鎮(zhen)(zhen)。大(da)通(tong)蠶(can)(can)(can)(can)(can)豆高產(chan)優質,是(shi)青(qing)海省蠶(can)(can)(can)(can)(can)豆良種和商品(pin)蠶(can)(can)(can)(can)(can)豆的主(zhu)要生產(chan)區之一,大(da)通(tong)蠶(can)(can)(can)(can)(can)豆為農產(chan)品(pin)地(di)理標(biao)志產(chan)品(pin)。
2012年,大通(tong)縣示范種(zhong)植青(qing)(qing)(qing)海(hai)(hai)13號(hao)蠶(can)(can)豆(dou)(dou),該品(pin)種(zhong)是早熟、高(gao)(gao)產(chan)、高(gao)(gao)蛋白蠶(can)(can)豆(dou)(dou)品(pin)種(zhong),1999年由(you)青(qing)(qing)(qing)海(hai)(hai)省農(nong)林科學院作(zuo)物所(suo)以馬(ma)牙為(wei)母本、戴韋(wei)(divine)為(wei)父本經(jing)有(you)性雜交選育而(er)成的,具有(you)早熟、高(gao)(gao)產(chan)、優質(zhi)、抗(kang)逆性強、商(shang)品(pin)性好等優點,2009年12月10日通(tong)過青(qing)(qing)(qing)海(hai)(hai)省農(nong)作(zuo)物品(pin)種(zhong)審定委員會審定。該品(pin)種(zhong)株(zhu)高(gao)(gao)(101.70±10.31) cm,單(dan)株(zhu)粒(li)數(36.79±11.53)粒(li),單(dan)株(zhu)產(chan)量(liang)(33.56±10.05) g,百粒(li)重(81.21±5.87) g,蛋白質(zhi)含(han)量(liang)31.19%,籽(zi)粒(li)白色,種(zhong)臍白色。平均產(chan)量(liang)4 500 kg/hm2左右。青(qing)(qing)(qing)海(hai)(hai)13號(hao)適(shi)宜在青(qing)(qing)(qing)海(hai)(hai)高(gao)(gao)寒農(nong)業(ye)區或農(nong)牧(mu)交錯區種(zhong)植。適(shi)于休閑食品(pin)、蛋白分(fen)離(li)加(jia)工等開發(fa)(fa)。2013年,繼續(xu)擴大了(le)青(qing)(qing)(qing)海(hai)(hai)13號(hao)蠶(can)(can)豆(dou)(dou)種(zhong)植面積(ji),對大通(tong)縣優化(hua)品(pin)種(zhong)結(jie)構,推動(dong)蠶(can)(can)豆(dou)(dou)品(pin)種(zhong)的區域布局,促進大通(tong)蠶(can)(can)豆(dou)(dou)產(chan)業(ye)持續(xu)發(fa)(fa)展具有(you)重要意義。
大通蠶豆品質特性特征(zheng)
1、大通蠶豆外在感官(guan)特征:
1.1大通蠶(can)豆籽粒皮(pi)薄,煮飪品質好(hao),利于(yu)加工芽豆,適宜干炒、膨化、油(you)炸(zha)。
1.2大(da)通蠶(can)豆籽粒大(da)且飽(bao)滿均勻,皮色(se)光亮,變色(se)慢,耐貯(zhu)藏,商品率高。
1.3大通蠶豆籽粒無蠶豆象危(wei)害,無水銹斑,是各(ge)類休閑食品、調(diao)味品的理想生產(chan)原料。
2、內在(zai)品質:≥檢測(ce)結果(guo)表明:大通蠶豆蛋白質含量為≥20%、多(duo)糖≥0.5%、鈣≥950mg/kg,均高于蠶豆規范值,營養豐(feng)富。