如(ru)(ru)東海上養(yang)殖(zhi)面積近12萬畝(mu),紫菜(cai)(cai)產量占全國總量的三分之一。今年,如(ru)(ru)東推廣插桿(gan)式、全浮流式養(yang)殖(zhi)新(xin)技(ji)術,動員養(yang)殖(zhi)戶將(jiang)紫菜(cai)(cai)養(yang)殖(zhi)海區(qu)從內沙向外沙延(yan)伸、從潮(chao)間帶灘涂向潮(chao)下帶淺(qian)水區(qu)延(yan)伸,海達、海益、宏(hong)順等畝(mu)產干紫菜(cai)(cai)達5000張,闖出一條新(xin)型高效紫菜(cai)(cai)養(yang)殖(zhi)路子(zi)。
紫(zi)菜(cai)全(quan)(quan)(quan)(quan)面豐收(shou)還源于冷藏網(wang)技術普(pu)及應用到位,漁民(min)凍(dong)網(wang)和出庫(ku)掛(gua)網(wang)及時,加上紫(zi)菜(cai)苗(miao)出苗(miao)后的氣候、溫度適(shi)宜(yi),紫(zi)菜(cai)養殖沒有(you)發生(sheng)明顯的爛菜(cai)和綠藻危害,企業加強(qiang)人工挑揀雜質(zhi),產品(pin)片張平整度、雜質(zhi)、色(se)澤等(deng)比往年(nian)有(you)較大幅度的提(ti)高(gao),國(guo)際知名公司采購的總(zong)量占交易量的70%。據介紹(shao),如東5場(chang)紫(zi)菜(cai)投標會累(lei)計(ji)進場(chang)干紫(zi)菜(cai)占全(quan)(quan)(quan)(quan)省總(zong)進場(chang)干紫(zi)菜(cai)的30.97%,每百(bai)(bai)張成交價(jia)為34.2元(yuan),比全(quan)(quan)(quan)(quan)省高(gao)3個百(bai)(bai)分點,最(zui)高(gao)成交價(jia)41.4元(yuan)。預計(ji)全(quan)(quan)(quan)(quan)年(nian)紫(zi)菜(cai)產業產值有(you)望(wang)突破7億(yi)元(yuan)大關。
如東地處長江三角洲和(he)南黃海交匯處,擁有104萬畝的(de)灘涂和(he)6000平方公里的(de)海域,海產品(pin)資(zi)源(yuan)得天(tian)獨(du)厚,文(wen)蛤(ha)、條斑紫菜的(de)品(pin)質(zhi)和(he)質(zhi)量均(jun)列全國第一。
地(di)(di)理標(biao)志產(chan)品(pin)具有稀缺性、不可復制性和(he)歷(li)史傳承性等特(te)點,如(ru)(ru)東(dong)條(tiao)斑紫菜、如(ru)(ru)東(dong)文蛤(ha)成功(gong)注(zhu)冊地(di)(di)理標(biao)志商(shang)標(biao)后,能(neng)夠(gou)(gou)形成地(di)(di)域主導品(pin)牌和(he)產(chan)業集(ji)群(qun),提高產(chan)品(pin)的國際競爭力,在增加產(chan)品(pin)附加值的同時(shi)能(neng)夠(gou)(gou)拓展產(chan)品(pin)的出口空間,給養殖戶創(chuang)造更(geng)高的經濟(ji)價值。
1972年,如東開始引種條斑(ban)紫(zi)菜(cai)(cai),首先在東凌漁(yu)業(ye)公(gong)(gong)(gong)社(she)試種,獲得成功。于是向各(ge)漁(yu)業(ye)公(gong)(gong)(gong)社(she)推廣。條斑(ban)紫(zi)菜(cai)(cai)質量(liang)比其他紫(zi)菜(cai)(cai)質量(liang)更好(hao)。第二年,全(quan)(quan)縣共養(yang)殖(zhi)(zhi)(zhi)2.46公(gong)(gong)(gong)頃。1976年,養(yang)殖(zhi)(zhi)(zhi)26.66公(gong)(gong)(gong)頃,平(ping)均(jun)每(mei)公(gong)(gong)(gong)頃產(chan)(chan)值(zhi)達1萬余元(yuan)(yuan),其中(zhong)(zhong)北坎漁(yu)業(ye)公(gong)(gong)(gong)社(she)黃海大(da)隊(dui)養(yang)殖(zhi)(zhi)(zhi)10.33公(gong)(gong)(gong)頃,每(mei)公(gong)(gong)(gong)頃產(chan)(chan)值(zhi)達1.87萬元(yuan)(yuan),名列(lie)全(quan)(quan)省第一。1987年,全(quan)(quan)縣養(yang)殖(zhi)(zhi)(zhi)面(mian)積80余公(gong)(gong)(gong)頃,年產(chan)(chan)90噸,除(chu)供應(ying)國(guo)內(nei)市場外,還遠(yuan)銷日(ri)本、泰國(guo)等地(di)。1998年,養(yang)殖(zhi)(zhi)(zhi)面(mian)積達到1608.66公(gong)(gong)(gong)頃,年產(chan)(chan)值(zhi)超過1億元(yuan)(yuan),成為(wei)全(quan)(quan)國(guo)最大(da)的紫(zi)菜(cai)(cai)生產(chan)(chan)基地(di)。2011年,近海養(yang)殖(zhi)(zhi)(zhi)面(mian)積8000公(gong)(gong)(gong)頃,干品產(chan)(chan)量(liang)達到15萬標箱(xiang),產(chan)(chan)值(zhi)2.5億元(yuan)(yuan)。如東天一紫(zi)菜(cai)(cai)市場已(yi)經成為(wei)中(zhong)(zhong)國(guo)、日(ri)本、韓國(guo)三(san)個條斑(ban)紫(zi)菜(cai)(cai)生產(chan)(chan)大(da)國(guo)中(zhong)(zhong)規模最大(da)、設施最完善、交易(yi)量(liang)最大(da)的干紫(zi)菜(cai)(cai)交易(yi)專業(ye)市場。