一.產品介紹
外在感(gan)官特(te)征:壽(shou)光(guang)螞蜆,其貝(bei)殼(ke)呈三角(jiao)卵圓(yuan)形(xing)(xing),具(ju)有前傾的(de)(de)殼(ke)頂,殼(ke)頂至貝(bei)殼(ke)前端的(de)(de)距離(li)約等于貝(bei)殼(ke)全長(chang)的(de)(de)1/3。小月面(mian)橢(tuo)圓(yuan)形(xing)(xing)或(huo)略(lve)呈梭形(xing)(xing),盾面(mian)梭形(xing)(xing)。貝(bei)殼(ke)前端邊緣橢(tuo)圓(yuan),后端邊緣略(lve)呈截形(xing)(xing)。殼(ke)表面(mian)灰黃色(se)或(huo)深褐色(se),有的(de)(de)帶褐色(se)斑點(dian)。殼(ke)面(mian)除了同心生長(chang)輪外,還有細密的(de)(de)放射肋。水管(guan)基部(bu)愈合,入水管(guan)口喙觸手不分叉。前閉殼(ke)肌(ji)痕半圓(yuan)形(xing)(xing),后閉殼(ke)肌(ji)痕近卵形(xing)(xing)。放射肋與生長(chang)線交(jiao)錯形(xing)(xing)成(cheng)布紋狀。
二(er).自然生態環(huan)境(jing)和(he)人文歷史(shi)因素
壽(shou)光地(di)(di)處中(zhong)緯度(du)(du)帶,北臨(lin)渤海(hai)(hai)(hai),屬暖溫(wen)(wen)(wen)(wen)帶季(ji)(ji)(ji)風(feng)區(qu)大陸性(xing)氣(qi)(qi)(qi)(qi)候(hou)。受冷暖氣(qi)(qi)(qi)(qi)流(liu)的(de)(de)(de)(de)(de)(de)(de)(de)交替影響,形成了(le)“春季(ji)(ji)(ji)干(gan)旱少(shao)(shao)雨(yu),夏(xia)季(ji)(ji)(ji)炎熱多雨(yu),秋季(ji)(ji)(ji)爽涼有(you)(you)旱,冬(dong)季(ji)(ji)(ji)干(gan)冷少(shao)(shao)雪”的(de)(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)候(hou)特點。歷年(nian)(nian)(nian)(nian)平(ping)均(jun)(jun)(jun)降(jiang)水(shui)(shui)量(liang)(liang)(liang)(liang)591.9毫(hao)(hao)米(mi),最大年(nian)(nian)(nian)(nian)降(jiang)水(shui)(shui)量(liang)(liang)(liang)(liang)1286.7毫(hao)(hao)米(mi),最小(xiao)年(nian)(nian)(nian)(nian)降(jiang)水(shui)(shui)量(liang)(liang)(liang)(liang)299.5毫(hao)(hao)米(mi)。年(nian)(nian)(nian)(nian)日(ri)(ri)(ri)(ri)照總時(shi)數平(ping)均(jun)(jun)(jun)為(wei)(wei)(wei)2607.4小(xiao)時(shi),日(ri)(ri)(ri)(ri)照率為(wei)(wei)(wei)49%,10℃以(yi)上(shang)日(ri)(ri)(ri)(ri)照時(shi)數為(wei)(wei)(wei)1568.6小(xiao)時(shi),占總日(ri)(ri)(ri)(ri)照時(shi)數的(de)(de)(de)(de)(de)(de)(de)(de)60%。全年(nian)(nian)(nian)(nian)平(ping)均(jun)(jun)(jun)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)12.6℃,受大陸性(xing)氣(qi)(qi)(qi)(qi)候(hou)和(he)(he)(he)海(hai)(hai)(hai)洋季(ji)(ji)(ji)風(feng)的(de)(de)(de)(de)(de)(de)(de)(de)雙(shuang)重(zhong)影響,氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)變化(hua)較劇烈,春季(ji)(ji)(ji)溫(wen)(wen)(wen)(wen)度(du)(du)回升較快,夏(xia)季(ji)(ji)(ji)天氣(qi)(qi)(qi)(qi)炎熱,平(ping)均(jun)(jun)(jun)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)23℃,日(ri)(ri)(ri)(ri)最高溫(wen)(wen)(wen)(wen)度(du)(du)在(zai)30℃以(yi)上(shang)的(de)(de)(de)(de)(de)(de)(de)(de)時(shi)間(jian)(jian),平(ping)均(jun)(jun)(jun)每年(nian)(nian)(nian)(nian)68天。秋季(ji)(ji)(ji)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)逐日(ri)(ri)(ri)(ri)降(jiang)低(di),平(ping)均(jun)(jun)(jun)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)19℃,有(you)(you)寒流(liu)出(chu)(chu)現(xian)。冬(dong)季(ji)(ji)(ji)從12月(yue)份(fen)開始,平(ping)均(jun)(jun)(jun)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)在(zai)-1.0℃以(yi)下(xia),日(ri)(ri)(ri)(ri)氣(qi)(qi)(qi)(qi)溫(wen)(wen)(wen)(wen)低(di)于(yu)(yu)-10℃以(yi)下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)時(shi)間(jian)(jian)平(ping)均(jun)(jun)(jun)每年(nian)(nian)(nian)(nian)22天。四季(ji)(ji)(ji)分(fen)明(ming),干(gan)濕度(du)(du)非常明(ming)顯。北臨(lin)渤海(hai)(hai)(hai)萊(lai)州灣,該海(hai)(hai)(hai)區(qu)地(di)(di)勢低(di)平(ping),坡降(jiang)較緩,坡度(du)(du)為(wei)(wei)(wei)2.0×104,屬粉砂淤泥(ni)質(zhi)(zhi)型海(hai)(hai)(hai)岸,含砂量(liang)(liang)(liang)(liang)為(wei)(wei)(wei)70%~80%。平(ping)均(jun)(jun)(jun)水(shui)(shui)深較小(xiao),有(you)(you)彌河(he)、丹河(he)、旺河(he)、小(xiao)老(lao)河(he)、織女河(he)等(deng)(deng)多條河(he)流(liu)注(zhu)入,附近(jin)還(huan)有(you)(you)黃河(he)、濰(wei)河(he)、白浪河(he)等(deng)(deng)入海(hai)(hai)(hai),因為(wei)(wei)(wei)有(you)(you)多條河(he)流(liu)入海(hai)(hai)(hai),帶來了(le)豐(feng)富(fu)的(de)(de)(de)(de)(de)(de)(de)(de)營養(yang)(yang)鹽和(he)(he)(he)有(you)(you)機物(wu),水(shui)(shui)質(zhi)(zhi)肥沃(wo),為(wei)(wei)(wei)浮游生(sheng)(sheng)物(wu)的(de)(de)(de)(de)(de)(de)(de)(de)繁(fan)衍生(sheng)(sheng)長提供(gong)了(le)良好的(de)(de)(de)(de)(de)(de)(de)(de)條件(jian),餌(er)料生(sheng)(sheng)物(wu)種(zhong)(zhong)類繁(fan)多,數量(liang)(liang)(liang)(liang)豐(feng)富(fu)。據《壽(shou)光年(nian)(nian)(nian)(nian)鑒》記載:“老(lao)河(he)口(kou)海(hai)(hai)(hai)區(qu)浮游動物(wu)總生(sheng)(sheng)物(wu)量(liang)(liang)(liang)(liang)夏(xia)季(ji)(ji)(ji)比春季(ji)(ji)(ji)高,春季(ji)(ji)(ji)50-100毫(hao)(hao)克(ke)/米(mi)3,夏(xia)季(ji)(ji)(ji)100-250毫(hao)(hao)克(ke)/米(mi)3 ,PH值(zhi)7.2-8.3,鹽度(du)(du)15.38-28.53‰,溶解氧5.67-10.51毫(hao)(hao)克(ke)/升,淺海(hai)(hai)(hai)漁業(ye)資源(yuan)豐(feng)富(fu),灘(tan)涂貝種(zhong)(zhong)類繁(fan)多但(dan)以(yi)螞(ma)(ma)蜆(xian)(xian)(xian)居多”。 螞(ma)(ma)蜆(xian)(xian)(xian)棲息環(huan)(huan)境要(yao)求(qiu):螞(ma)(ma)蜆(xian)(xian)(xian)大多棲息在(zai)風(feng)浪較小(xiao)的(de)(de)(de)(de)(de)(de)(de)(de)內灣、且有(you)(you)適(shi)量(liang)(liang)(liang)(liang)淡水(shui)(shui)注(zhu)人的(de)(de)(de)(de)(de)(de)(de)(de)中(zhong)、低(di)潮區(qu),但(dan)鹽度(du)(du)較高的(de)(de)(de)(de)(de)(de)(de)(de)沿海(hai)(hai)(hai)島(dao)嶼(yu)和(he)(he)(he)數米(mi)深的(de)(de)(de)(de)(de)(de)(de)(de)潮下(xia)帶,也(ye)偶(ou)有(you)(you)發現(xian);棲息底質(zhi)(zhi),以(yi)含砂量(liang)(liang)(liang)(liang)為(wei)(wei)(wei)70%~80%的(de)(de)(de)(de)(de)(de)(de)(de)砂泥(ni)灘(tan)數量(liang)(liang)(liang)(liang)最多。在(zai)含砂量(liang)(liang)(liang)(liang)很少(shao)(shao)的(de)(de)(de)(de)(de)(de)(de)(de)泥(ni)灘(tan)和(he)(he)(he)含泥(ni)量(liang)(liang)(liang)(liang)極少(shao)(shao)的(de)(de)(de)(de)(de)(de)(de)(de)砂地(di)(di)或礫石(shi)地(di)(di)帶,雖也(ye)有(you)(you)發現(xian),但(dan)數量(liang)(liang)(liang)(liang)甚少(shao)(shao)。通過以(yi)上(shang)對(dui)老(lao)河(he)口(kou)一(yi)(yi)帶地(di)(di)理環(huan)(huan)境和(he)(he)(he)螞(ma)(ma)蜆(xian)(xian)(xian)所要(yao)求(qiu)環(huan)(huan)境的(de)(de)(de)(de)(de)(de)(de)(de)對(dui)比可(ke)以(yi)看出(chu)(chu),老(lao)河(he)口(kou)一(yi)(yi)帶海(hai)(hai)(hai)區(qu)無論地(di)(di)勢、底質(zhi)(zhi)、水(shui)(shui)質(zhi)(zhi)、餌(er)料、鹽度(du)(du)等(deng)(deng)各(ge)項指標都特別適(shi)合于(yu)(yu)螞(ma)(ma)蜆(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)態習性(xing),從而誕(dan)生(sheng)(sheng)了(le)著名(ming)的(de)(de)(de)(de)(de)(de)(de)(de)壽(shou)光螞(ma)(ma)蜆(xian)(xian)(xian)。自七(qi)十年(nian)(nian)(nian)(nian)代(dai)末在(zai)壽(shou)光老(lao)河(he)口(kou)海(hai)(hai)(hai)區(qu)形成自然種(zhong)(zhong)群,并形成捕撈(lao)產(chan)量(liang)(liang)(liang)(liang),八十年(nian)(nian)(nian)(nian)代(dai)初開始進行(xing)人工增養(yang)(yang)殖,目前增養(yang)(yang)殖面積30000多畝(mu),年(nian)(nian)(nian)(nian)產(chan)量(liang)(liang)(liang)(liang)6000余噸。據1991年(nian)(nian)(nian)(nian)《山(shan)東(dong)(dong)省志 水(shui)(shui)產(chan)志》記載:“螞(ma)(ma)蜆(xian)(xian)(xian)主要(yao)分(fen)布在(zai)山(shan)東(dong)(dong)壽(shou)光老(lao)可(ke)口(kou)海(hai)(hai)(hai)區(qu)及山(shan)東(dong)(dong)半島(dao)南(nan)部(bu)海(hai)(hai)(hai)區(qu),分(fen)布面積13.8萬畝(mu),資源(yuan)蘊藏量(liang)(liang)(liang)(liang)約1.4萬噸”。其個體雖小(xiao),但(dan)味道鮮美(mei),肉可(ke)鮮食,亦可(ke)加(jia)工成蛤(ha)(ha)干(gan)、五香蛤(ha)(ha)仔,是(shi)價廉味美(mei)的(de)(de)(de)(de)(de)(de)(de)(de)大眾食品(pin)。活蛤(ha)(ha)也(ye)是(shi)出(chu)(chu)口(kou)創(chuang)(chuang)匯的(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)產(chan)品(pin),產(chan)品(pin)大量(liang)(liang)(liang)(liang)出(chu)(chu)口(kou)日(ri)(ri)(ri)(ri)本(ben)等(deng)(deng)東(dong)(dong)南(nan)亞國(guo)家。與縊蟶、牡蠣和(he)(he)(he)毛(mao)蚶一(yi)(yi)起被(bei)稱為(wei)(wei)(wei)中(zhong)國(guo)傳統的(de)(de)(de)(de)(de)(de)(de)(de)“四大養(yang)(yang)殖貝類”。由于(yu)(yu)良好的(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)質(zhi)(zhi)和(he)(he)(he)豐(feng)富(fu)的(de)(de)(de)(de)(de)(de)(de)(de)餌(er)料資源(yuan),老(lao)河(he)口(kou)一(yi)(yi)帶的(de)(de)(de)(de)(de)(de)(de)(de)螞(ma)(ma)蜆(xian)(xian)(xian)口(kou)味鮮美(mei),質(zhi)(zhi)量(liang)(liang)(liang)(liang)上(shang)等(deng)(deng),這(zhe)一(yi)(yi)帶的(de)(de)(de)(de)(de)(de)(de)(de)螞(ma)(ma)蜆(xian)(xian)(xian)2009年(nian)(nian)(nian)(nian)產(chan)品(pin)被(bei)評為(wei)(wei)(wei)無公(gong)害產(chan)品(pin),保護區(qu)2008年(nian)(nian)(nian)(nian)被(bei)認定為(wei)(wei)(wei)山(shan)東(dong)(dong)省漁業(ye)標準化(hua)示范(fan)基(ji)地(di)(di);2009年(nian)(nian)(nian)(nian)被(bei)農業(ye)部(bu)認定為(wei)(wei)(wei)水(shui)(shui)產(chan)健康養(yang)(yang)殖示范(fan)場。產(chan)品(pin)深受消費者的(de)(de)(de)(de)(de)(de)(de)(de)青睞。由于(yu)(yu)鮮美(mei)的(de)(de)(de)(de)(de)(de)(de)(de)口(kou)味和(he)(he)(he)豐(feng)富(fu)的(de)(de)(de)(de)(de)(de)(de)(de)營養(yang)(yang),在(zai)當(dang)地(di)(di)也(ye)創(chuang)(chuang)造出(chu)(chu)了(le)花樣繁(fan)多的(de)(de)(de)(de)(de)(de)(de)(de)烹飪方(fang)法(fa),如: 菠菜炒螞(ma)(ma)蜆(xian)(xian)(xian)、砂鍋釀(niang)螞(ma)(ma)蜆(xian)(xian)(xian)、絲瓜(gua)炒螞(ma)(ma)蜆(xian)(xian)(xian)、辣炒螞(ma)(ma)蜆(xian)(xian)(xian)等(deng)(deng)已成為(wei)(wei)(wei)廣泛流(liu)行(xing)的(de)(de)(de)(de)(de)(de)(de)(de)地(di)(di)方(fang)美(mei)食名(ming)吃。
三.地域范圍
壽(shou)光(guang)螞蜆(ma xian)山東(dong)地區統稱(cheng)蛤蜊(gala)、壽(shou)光(guang)一(yi)帶俗稱(cheng)花蛤,主(zhu)要分布在山東(dong)省壽(shou)光(guang)市(shi)行政區內的營里鎮老河口沿海一(yi)帶,地理坐(zuo)標(biao)為東(dong)經119°00′00″~119°05′00″,北緯 37°16′00″~37°18′00″,總面積 30000畝,年產量6000余噸。
四.產品品質特(te)性(xing)特(te)征
1、產品(pin)品(pin)質特色(se):外在(zai)(zai)感官特征:壽光螞蜆[Ruditapes philippinarum (Adams et Reeve)],其(qi)貝殼(ke)(ke)呈三角卵圓(yuan)形(xing)(xing),具有前(qian)傾的殼(ke)(ke)頂(ding)(ding),殼(ke)(ke)頂(ding)(ding)至(zhi)貝殼(ke)(ke)前(qian)端的距離(li)約(yue)等于(yu)貝殼(ke)(ke)全長(chang)的1/3。小月(yue)面(mian)橢(tuo)圓(yuan)形(xing)(xing)或(huo)略呈梭(suo)形(xing)(xing),盾面(mian)梭(suo)形(xing)(xing)。貝殼(ke)(ke)前(qian)端邊緣(yuan)橢(tuo)圓(yuan),后(hou)端邊緣(yuan)略呈截形(xing)(xing)。殼(ke)(ke)表面(mian)灰黃色(se)或(huo)深(shen)褐色(se),有的帶(dai)褐色(se)斑點(dian)。殼(ke)(ke)面(mian)除了(le)(le)同心生(sheng)(sheng)長(chang)輪外,還(huan)有細密的放(fang)射(she)肋。水管基部愈(yu)合,入(ru)水管口喙觸手(shou)不分叉(cha)。前(qian)閉(bi)殼(ke)(ke)肌痕半圓(yuan)形(xing)(xing),后(hou)閉(bi)殼(ke)(ke)肌痕近卵形(xing)(xing),放(fang)射(she)肋與生(sheng)(sheng)長(chang)線交錯(cuo)形(xing)(xing)成(cheng)布紋狀。殼(ke)(ke)面(mian)厚而斑點(dian)大(da),整體顏色(se)比其(qi)他地(di)區生(sheng)(sheng)產的螞蜆深(shen),離(li)水后(hou)存活(huo)時(shi)間在(zai)(zai)相(xiang)同條件下比其(qi)他地(di)區的長(chang)30%以上,所以深(shen)受銷(xiao)售客戶(hu)的歡迎(ying),擴大(da)了(le)(le)銷(xiao)售范圍(wei),產品(pin)80%銷(xiao)售日本和韓國。
2、內(nei)在品質指標:據有(you)(you)關醫學報道,螞蜆(xian)具(ju)有(you)(you)一下藥理作(zuo)(zuo)(zuo)用(yong)(yong):a延緩衰老作(zuo)(zuo)(zuo)用(yong)(yong),螞蜆(xian)水提取物明(ming)顯(xian)降(jiang)低小鼠肝組織中過氧化脂質含量,提高超氧化物歧化酶(SOD)活性,降(jiang)低皮膚和尾腱中羥脯氨含量,具(ju)有(you)(you)顯(xian)著的延緩衰老作(zuo)(zuo)(zuo)用(yong)(yong)。 b抗腫瘤(liu)(liu)作(zuo)(zuo)(zuo)用(yong)(yong),該提取物對肉瘤(liu)(liu)180、艾瘤(liu)(liu)腹水型和肝癌實(shi)體型具(ju)有(you)(you)較明(ming)顯(xian)的抑(yi)制作(zuo)(zuo)(zuo)用(yong)(yong)。c降(jiang)壓作(zuo)(zuo)(zuo)用(yong)(yong),螞蜆(xian)肉具(ju)有(you)(you)明(ming)顯(xian)的降(jiang)壓作(zuo)(zuo)(zuo)用(yong)(yong)。d性味(wei):味(wei)甘;咸;性寒e功(gong)能主治:清(qing)熱解毒。主臁瘡;黃水瘡f用(yong)(yong)法用(yong)(yong)量:外用(yong)(yong):適量,煅存(cun)性,研末撒。
3、質量(liang)安全(quan)規(gui)定:嚴格按照以上“3特定生(sheng)(sheng)產方式(shi)”中(zhong)1產地環(huan)境、2苗種放養、3生(sheng)(sheng)產管理中(zhong)的(de)生(sheng)(sheng)產要(yao)求符(fu)合GB 18406.4-2001--農產品(pin)(pin)安全(quan)質量(liang)無(wu)(wu)公害(hai)水產品(pin)(pin)安全(quan)要(yao)求、NY5052--無(wu)(wu)公害(hai)食品(pin)(pin) 海水養殖用水水質、NY 5701--無(wu)(wu)公害(hai)食品(pin)(pin) 漁(yu)用藥物使用標(biao)準、NY5073--2001-無(wu)(wu)公害(hai)食品(pin)(pin) 水產品(pin)(pin)中(zhong)有毒有害(hai)物質限量(liang)中(zhong)所規(gui)定的(de)各(ge)項指(zhi)標(biao)組織發展生(sheng)(sheng)產,完善質量(liang)管理細(xi)則(ze),確(que)保壽光(guang)螞蜆的(de)質量(liang)安全(quan)。
五(wu).特定生產方式(shi)
1、產地環(huan)(huan)境 :保護(hu)區自(zi)(zi)然環(huan)(huan)境優良,水(shui)質(zhi)肥度(du)適(shi)宜,鹽(yan)度(du)適(shi)宜,適(shi)口餌料豐富,而且(qie)以(yi)螞蜆(xian)(xian)喜食的(de)(de)(de)圓(yuan)篩(shai)藻、舟形(xing)藻、菱形(xing)藻等底棲硅藻類居多,透明度(du)0.3-1.0米左右,海況水(shui)質(zhi)符合(he)GB 11607的(de)(de)(de)規定要求,為(wei)(wei)螞蜆(xian)(xian)的(de)(de)(de)繁衍生長創造了得(de)天獨(du)厚的(de)(de)(de)自(zi)(zi)然環(huan)(huan)境條件。為(wei)(wei)進一(yi)步保護(hu)好這一(yi)地方優質(zhi)資(zi)源,壽(shou)(shou)光市政府于(yu)2008年9月22日成立了壽(shou)(shou)光市海惠海水(shui)養(yang)殖(zhi)專業合(he)作社(she),以(yi)壽(shou)(shou)光市海惠集團(tuan)為(wei)(wei)依托,以(yi)海惠集團(tuan)貝(bei)類養(yang)殖(zhi)場為(wei)(wei)發展(zhan)基地,實(shi)行“企(qi)業+合(he)作社(she)+基地”的(de)(de)(de)經營管(guan)(guan)理(li)模式(shi),重點對螞蜆(xian)(xian)實(shi)行統(tong)一(yi)苗種供(gong)應、統(tong)一(yi)質(zhi)量(liang)標(biao)準、統(tong)一(yi)產品和產地認證、統(tong)一(yi)技術管(guan)(guan)理(li)、統(tong)一(yi)包裝(zhuang)銷售的(de)(de)(de)“六統(tong)一(yi)”模式(shi),有效地克服了分(fen)散生產經營的(de)(de)(de)質(zhi)量(liang)監管(guan)(guan)、安(an)全保障(zhang)難的(de)(de)(de)問題(ti)。在(zai)生產管(guan)(guan)理(li)中總結出了“五(wu)防(fang)(fang)”、“五(wu)勤(qin)”的(de)(de)(de)管(guan)(guan)理(li)經驗。“五(wu)防(fang)(fang)”是(shi)(shi):防(fang)(fang)洪、防(fang)(fang)暑、防(fang)(fang)凍(dong)、防(fang)(fang)人踐踏、防(fang)(fang)敵害。“五(wu)勤(qin)”是(shi)(shi):勤(qin)巡邏(luo)、勤(qin)查(cha)苗、勤(qin)修(xiu)堤、勤(qin)清溝、勤(qin)除害。目前(qian)該合(he)作社(she)擁有投資(zi)社(she)員111人,發展(zhan)社(she)員398戶。
2、苗(miao)(miao)(miao)種(zhong)(zhong)放養(yang):目前(qian)保(bao)護(hu)區(qu)(qu)苗(miao)(miao)(miao)種(zhong)(zhong)以(yi)(yi)自(zi)繁自(zi)育為主,劃定親貝繁育場,定期進(jin)行(xing)螞蜆苗(miao)(miao)(miao)種(zhong)(zhong)的(de)采集,苗(miao)(miao)(miao)種(zhong)(zhong)規格(ge)整齊,殼(ke)長0.5-1cm,大(da)(da)小均勻,色澤鮮艷,殼(ke)厚適(shi)(shi)中,無破損(sun)、健(jian)壯、活力(li)強,規格(ge)合格(ge)率(lv)≥90%,畸形(xing)率(lv)和(he)(he)傷殘(can)死亡(wang)率(lv)≤3%。采苗(miao)(miao)(miao)后進(jin)行(xing)底播(bo)(bo)(bo)養(yang)成。播(bo)(bo)(bo)種(zhong)(zhong)季節:由(you)于(yu)苗(miao)(miao)(miao)種(zhong)(zhong)種(zhong)(zhong)類(lei)不(bu)同(tong)(tong),播(bo)(bo)(bo)種(zhong)(zhong)時(shi)(shi)(shi)間(jian)也就有所差(cha)別。白(bai)苗(miao)(miao)(miao)一(yi)般在(zai)(zai) 4—5月(yue)(yue)份播(bo)(bo)(bo)種(zhong)(zhong),中苗(miao)(miao)(miao)在(zai)(zai)10—11月(yue)(yue)份播(bo)(bo)(bo)種(zhong)(zhong)。播(bo)(bo)(bo)種(zhong)(zhong)方法(fa):播(bo)(bo)(bo)種(zhong)(zhong)方法(fa)分(fen)為干(gan)播(bo)(bo)(bo)和(he)(he)濕播(bo)(bo)(bo)兩種(zhong)(zhong)。干(gan)播(bo)(bo)(bo)多用(yong)于(yu)白(bai)苗(miao)(miao)(miao)的(de)播(bo)(bo)(bo)種(zhong)(zhong),在(zai)(zai)退潮(chao)后,將(jiang)蛤(ha)苗(miao)(miao)(miao)均勻撒播(bo)(bo)(bo)在(zai)(zai)蛤(ha)埋上,防(fang)(fang)止成堆集結。濕播(bo)(bo)(bo)適(shi)(shi)用(yong)于(yu)中苗(miao)(miao)(miao)和(he)(he)大(da)(da)苗(miao)(miao)(miao)的(de)播(bo)(bo)(bo)種(zhong)(zhong),在(zai)(zai)潮(chao)水未退出(chu)埕(cheng)面(mian)時(shi)(shi)(shi),直接從船上把(ba)苗(miao)(miao)(miao)種(zhong)(zhong)播(bo)(bo)(bo)撒到(dao)苗(miao)(miao)(miao)埕(cheng)的(de)海(hai)(hai)區(qu)(qu)。播(bo)(bo)(bo)種(zhong)(zhong)應在(zai)(zai)平(ping)潮(chao)或潮(chao)流緩慢(man)時(shi)(shi)(shi)進(jin)行(xing),以(yi)(yi)防(fang)(fang)蛤(ha)苗(miao)(miao)(miao)流失。播(bo)(bo)(bo)種(zhong)(zhong)密(mi)度:播(bo)(bo)(bo)苗(miao)(miao)(miao)密(mi)度因環(huan)境(jing)條件和(he)(he)苗(miao)(miao)(miao)種(zhong)(zhong)大(da)(da)小的(de)不(bu)同(tong)(tong)而(er)有所差(cha)異。潮(chao)區(qu)(qu)低(di)的(de)埕(cheng)地,露出(chu)時(shi)(shi)(shi)間(jian)短(duan),攝(she)食時(shi)(shi)(shi)間(jian)長,生長快,同(tong)(tong)時(shi)(shi)(shi)敵害(hai)生物(wu)(wu)也多,蛤(ha)仔受害(hai)大(da)(da),可適(shi)(shi)當多播(bo)(bo)(bo);高潮(chao)區(qu)(qu)由(you)于(yu)攝(she)食時(shi)(shi)(shi)間(jian)短(duan),生長慢(man),不(bu)宜多播(bo)(bo)(bo)。一(yi)般播(bo)(bo)(bo)苗(miao)(miao)(miao)密(mi)度白(bai)苗(miao)(miao)(miao)為3~5千克/畝,中苗(miao)(miao)(miao)7~10千克/畝,大(da)(da)苗(miao)(miao)(miao)12—15千克/畝。苗(miao)(miao)(miao)種(zhong)(zhong)運輸(shu):用(yong)竹(zhu)筐、塑料箱等器具運輸(shu)。運輸(shu)過程中避免(mian)日照、風(feng)吹,保(bao)持濕潤(run)。在(zai)(zai)20℃時(shi)(shi)(shi),運輸(shu)時(shi)(shi)(shi)間(jian)在(zai)(zai)30h內;在(zai)(zai)16℃時(shi)(shi)(shi),運輸(shu)時(shi)(shi)(shi)間(jian)在(zai)(zai)48h以(yi)(yi)內。防(fang)(fang)災:防(fang)(fang)臺風(feng)、洪水、酷熱。除(chu)敵害(hai):藥(yao)物(wu)(wu)使用(yong)時(shi)(shi)(shi)按(an)NY5071規定執(zhi)行(xing)。養(yang)殖期間(jian)的(de)管(guan)理(li)工作(zuo)主要(yao)是修堰、預防(fang)(fang)自(zi)然災害(hai)、清(qing)除(chu)敵害(hai)生物(wu)(wu)(如(ru)海(hai)(hai)星、螺類(lei)、蟹類(lei)、蛇(she)鰻、鳥(niao)類(lei))等。
3、生(sheng)(sheng)產(chan)(chan)管理:就是劃定適(shi)于(yu)(yu)螞蜆(xian)生(sheng)(sheng)長(chang)并(bing)能(neng)自然附苗(miao)的(de)(de)保(bao)(bao)(bao)護(hu)(hu)區,實施(shi)封(feng)灘(tan)育貝。初(chu)期在種苗(miao)稀少的(de)(de)地方先(xian)行移(yi)播苗(miao)種,在自然貝苗(miao)分(fen)布不(bu)勻的(de)(de)灘(tan)面可移(yi)密(mi)補稀,促(cu)進生(sheng)(sheng)長(chang),達到商品規格(體(ti)長(chang)3厘米(mi)以(yi)上)后進行輪(lun)(lun)捕、銷售(shou),以(yi)有利于(yu)(yu)貝苗(miao)的(de)(de)再附著。 整個保(bao)(bao)(bao)護(hu)(hu)區海域實施(shi)分(fen)片承包管理,以(yi)人(ren)工增殖、護(hu)(hu)養為主,實行“輪(lun)(lun)捕輪(lun)(lun)放,捕大留小”的(de)(de)生(sheng)(sheng)產(chan)(chan)和(he)管理模式(shi),制定嚴格的(de)(de)質量(liang)安全制度(du)(du),完善質量(liang)保(bao)(bao)(bao)證體(ti)系(xi),將水質監(jian)測、教(jiao)育培訓、技術措施(shi)、檢查和(he)管理制度(du)(du)、產(chan)(chan)地環境保(bao)(bao)(bao)護(hu)(hu)以(yi)及獎罰制度(du)(du)等匯編(bian)成冊,分(fen)發(fa)到各個會員手(shou)中,保(bao)(bao)(bao)證各項制度(du)(du)具有適(shi)合(he)性(xing)、科學性(xing)和(he)可操作性(xing)。
六.包(bao)裝標識相關規(gui)定
在(zai)保護(hu)(hu)區地域范圍(wei)內的所有(you)螞(ma)蜆生(sheng)產(chan)(chan)經營者,在(zai)產(chan)(chan)品或包裝上使(shi)用(yong)已獲登記(ji)保護(hu)(hu)的螞(ma)蜆地理(li)標(biao)志(zhi),須向壽光市海(hai)惠海(hai)水養殖(zhi)專業(ye)合(he)作社提出申請,并(bing)按照相關要求規范生(sheng)產(chan)(chan)和(he)使(shi)用(yong)標(biao)志(zhi),標(biao)志(zhi)使(shi)用(yong)人應在(zai)其(qi)產(chan)(chan)品或其(qi)外包裝上統一使(shi)用(yong)農產(chan)(chan)品地理(li)標(biao)志(zhi)(壽光螞(ma)蜆名稱和(he)農產(chan)(chan)品地理(li)標(biao)志(zhi)公共標(biao)識(shi)圖案組合(he)標(biao)注型(xing)式)。
1、包裝(zhuang):所用(yong)包裝(zhuang)材料兼顧(gu)堅固(gu)、潔(jie)凈、無(wu)毒、無(wu)異(yi)味。所有類型包裝(zhuang)符合GB7718的規定(ding)。內包裝(zhuang)采用(yong)清(qing)潔(jie)無(wu)毒的塑料袋(盒、瓶(ping))、麻織(zhi)品(pin)(pin)等。 2、標(biao)識(shi):標(biao)志(zhi)使用(yong)人應在其(qi)產品(pin)(pin)或其(qi)包裝(zhuang)上統一使用(yong)農產品(pin)(pin)地理標(biao)志(zhi)(壽光螞蜆名稱和公共標(biao)識(shi)圖(tu)案組合標(biao)注(zhu)型式)。
3、貯存:剛出水(shui)的(de)螞蜆體內含有(you)(you)細沙(sha),需(xu)在暫(zan)(zan)養池(chi)中進行(xing)吐沙(sha)處理,暫(zan)(zan)養池(chi)要求(qiu)環(huan)境潔(jie)(jie)凈衛生(sheng)、陰涼、無毒(du)、無異(yi)味(wei),以水(shui)泥池(chi)為好,并(bing)配有(you)(you)微(wei)管(guan)充氧,暫(zan)(zan)養池(chi)水(shui)鹽(yan)度與產地鹽(yan)度差別小于5‰,暫(zan)(zan)養8-10小時(shi)(shi)(shi)即(ji)可(ke)吐沙(sha)干凈。 4、運(yun)(yun)(yun)輸(shu)(shu):運(yun)(yun)(yun)輸(shu)(shu)工具清(qing)潔(jie)(jie)、無毒(du)、無異(yi)味(wei),禁止(zhi)與有(you)(you)毒(du)、有(you)(you)害(hai)(hai)或有(you)(you)腐蝕性的(de)物品混運(yun)(yun)(yun),運(yun)(yun)(yun)輸(shu)(shu)途(tu)中防止(zhi)日曬雨淋、蟲害(hai)(hai)、有(you)(you)害(hai)(hai)物質(zhi)的(de)污染,活體運(yun)(yun)(yun)輸(shu)(shu)時(shi)(shi)(shi)采(cai)用透(tou)氣性良好的(de)麻袋進行(xing)干法運(yun)(yun)(yun)輸(shu)(shu),需(xu)要保持濕潤,常溫條件下超(chao)過5小時(shi)(shi)(shi)需(xu)要冷藏車保持在5℃-10℃低溫運(yun)(yun)(yun)輸(shu)(shu),具體根據運(yun)(yun)(yun)輸(shu)(shu)時(shi)(shi)(shi)間長短適(shi)當(dang)調整溫度,裝(zhuang)卸時(shi)(shi)(shi)要輕拿輕放,防止(zhi)機械損害(hai)(hai)。