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一.產品介紹

據《漢(han)(han)(han)(han)中地理志(zhi)》、《漢(han)(han)(han)(han)中地區志(zhi)》記(ji)載，早在新石器時代(dai)，漢(han)(han)(han)(han)中已種植水(shui)稻。西漢(han)(han)(han)(han)簫何(he)筑堰，三(san)國孔明(ming)屯墾，皆以(yi)種稻儲(chu)谷武備。另據《西鄉縣(xian)志(zhi)》記(ji)載，唐《地理志(zhi)》有“西鄉稻米(mi)(mi)是京兆貢米(mi)(mi)源地之(zhi)一(yi)”的(de)描述，說明(ming)漢(han)(han)(han)(han)中大米(mi)(mi)品質優良。著(zhu)名氣(qi)象學家竺可楨先生(sheng)和袁隆平院士對(dui)漢(han)(han)(han)(han)中水(shui)稻生(sheng)產和優質米(mi)(mi)產業發展進行了高度評(ping)價。以(yi)漢(han)(han)(han)(han)中大米(mi)(mi)為(wei)原(yuan)料制(zhi)作(zuo)的(de)漢(han)(han)(han)(han)中米(mi)(mi)（面）皮，相傳始于西漢(han)(han)(han)(han)初年，現已成為(wei)全國知名特(te)色小吃。

二.自然(ran)生態環境和人文歷史因(yin)素

漢中地(di)(di)(di)處我(wo)國南(nan)(nan)(nan)北(bei)(bei)氣(qi)(qi)候過渡帶，屬北(bei)(bei)亞(ya)熱帶季(ji)風氣(qi)(qi)候類型(xing)，被譽為“地(di)(di)(di)球(qiu)上(shang)同緯度生(sheng)(sheng)(sheng)(sheng)態條件最好的(de)(de)地(di)(di)(di)方”，森(sen)林(lin)覆蓋率58.18%，是四(si)大“國寶”大熊(xiong)貓、朱(zhu)鹮(huan)、金絲猴、羚牛(niu)的(de)(de)棲息生(sheng)(sheng)(sheng)(sheng)長地(di)(di)(di)。漢中北(bei)(bei)有秦嶺(ling)屏障，寒流(liu)(liu)不易侵(qin)入，南(nan)(nan)(nan)有大巴山攔(lan)截南(nan)(nan)(nan)方暖濕(shi)氣(qi)(qi)流(liu)(liu)，盆(pen)地(di)(di)(di)效應凸顯，冬無嚴寒，夏無酷暑，四(si)季(ji)分明(ming)，雨熱同季(ji)。年(nian)(nian)降雨量800-1200 mm，年(nian)(nian)日照時(shi)數1300-1800小時(shi)；年(nian)(nian)均氣(qi)(qi)溫(wen)12-14℃，≥10℃活動(dong)積溫(wen)4200℃-4480℃，其(qi)中水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)生(sheng)(sheng)(sheng)(sheng)長的(de)(de)4月(yue)至(zhi)9月(yue)活動(dong)積溫(wen)占全年(nian)(nian)的(de)(de)87.2%。漢中水(shui)(shui)(shui)(shui)(shui)資源豐富，水(shui)(shui)(shui)(shui)(shui)質潔凈，是國家南(nan)(nan)(nan)水(shui)(shui)(shui)(shui)(shui)北(bei)(bei)調(diao)中線工程(cheng)重(zhong)要(yao)水(shui)(shui)(shui)(shui)(shui)源涵養區(qu)和供(gong)京(jing)水(shui)(shui)(shui)(shui)(shui)源地(di)(di)(di)，東西橫貫的(de)(de)漢江(jiang)水(shui)(shui)(shui)(shui)(shui)系(xi)和南(nan)(nan)(nan)北(bei)(bei)縱穿的(de)(de)嘉陵江(jiang)水(shui)(shui)(shui)(shui)(shui)系(xi)年(nian)(nian)平均徑流(liu)(liu)144.1億立方米。建于兩千(qian)多年(nian)(nian)前的(de)(de)山河(he)、五(wu)門(men)堰(yan)、民國時(shi)期(qi)的(de)(de)漢惠(hui)、褒(bao)惠(hui)、湑(xu)惠(hui)三(san)大干(gan)渠、建國后(hou)的(de)(de)冷惠(hui)渠、石門(men)水(shui)(shui)(shui)(shui)(shui)庫(ku)、紅(hong)寺壩(ba)水(shui)(shui)(shui)(shui)(shui)庫(ku)、南(nan)(nan)(nan)沙(sha)河(he)水(shui)(shui)(shui)(shui)(shui)庫(ku)等引、蓄水(shui)(shui)(shui)(shui)(shui)工程(cheng)，在水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)灌溉上(shang)發(fa)揮著重(zhong)要(yao)的(de)(de)作用(yong)。水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)種植區(qu)渠系(xi)配(pei)套，四(si)通八達，生(sheng)(sheng)(sheng)(sheng)產(chan)中保(bao)(bao)灌面積90%以上(shang)。稻(dao)(dao)(dao)(dao)(dao)田土(tu)壤類型(xing)以潴育(yu)性(xing)(xing)水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)土(tu)和淹育(yu)性(xing)(xing)水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)土(tu)為主(zhu)，熟(shu)化程(cheng)度高，有機質含量1.65-4.31%，肥力高，保(bao)(bao)水(shui)(shui)(shui)(shui)(shui)保(bao)(bao)肥性(xing)(xing)強。漢中是我(wo)國同一緯度遲熟(shu)中秈(xian)水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)種植的(de)(de)最北(bei)(bei)沿，屬優質秈(xian)稻(dao)(dao)(dao)(dao)(dao)最佳生(sheng)(sheng)(sheng)(sheng)態區(qu)之一。水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)生(sheng)(sheng)(sheng)(sheng)長發(fa)育(yu)、灌漿結實(shi)期(qi)氣(qi)(qi)溫(wen)多在23-30度之間，既無南(nan)(nan)(nan)方稻(dao)(dao)(dao)(dao)(dao)區(qu)的(de)(de)高溫(wen)危害，又(you)無北(bei)(bei)方稻(dao)(dao)(dao)(dao)(dao)區(qu)的(de)(de)低(di)溫(wen)影響，尤(you)其(qi)是8月(yue)中旬(xun)至(zhi)9月(yue)上(shang)旬(xun)水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)灌漿結實(shi)期(qi)，旬(xun)平均氣(qi)(qi)溫(wen)21.8-24.9℃，晝夜(ye)溫(wen)差(cha)7.9-8.6℃，溫(wen)度適宜，晝夜(ye)溫(wen)差(cha)大，水(shui)(shui)(shui)(shui)(shui)稻(dao)(dao)(dao)(dao)(dao)灌漿速度平穩，消耗少，累積多，利于高產(chan)優質。

三.地域范圍

漢中(zhong)(zhong)(zhong)位于陜西省西南(nan)部(bu)，北(bei)(bei)依秦嶺，南(nan)屏巴山，中(zhong)(zhong)(zhong)部(bu)是(shi)漢中(zhong)(zhong)(zhong)盆地(di)(di)。水(shui)稻是(shi)漢中(zhong)(zhong)(zhong)最(zui)主(zhu)要的(de)糧食作物，種植區(qu)(qu)主(zhu)要集中(zhong)(zhong)(zhong)在海(hai)拔(ba)450-750米(mi)的(de)平(ping)壩(ba)、丘陵和淺山區(qu)(qu)。漢中(zhong)(zhong)(zhong)大米(mi)農產(chan)(chan)品(pin)地(di)(di)理(li)標志(zhi)地(di)(di)域保護范圍為(wei)漢中(zhong)(zhong)(zhong)市行政所轄漢臺區(qu)(qu)、南(nan)鄭縣(xian)(xian)(xian)(xian)(xian)、城(cheng)固縣(xian)(xian)(xian)(xian)(xian)、洋縣(xian)(xian)(xian)(xian)(xian)、西鄉縣(xian)(xian)(xian)(xian)(xian)、勉縣(xian)(xian)(xian)(xian)(xian)、寧(ning)強縣(xian)(xian)(xian)(xian)(xian)、略陽(yang)縣(xian)(xian)(xian)(xian)(xian)、鎮巴縣(xian)(xian)(xian)(xian)(xian)、留壩(ba)縣(xian)(xian)(xian)(xian)(xian)、佛坪縣(xian)(xian)(xian)(xian)(xian)10縣(xian)(xian)(xian)(xian)(xian)1區(qu)(qu)175個鎮。地(di)(di)理(li)坐標為(wei)東經(jing)105°30′-108°16′，北(bei)(bei)緯32°08′- 33°53′，東到鎮巴縣(xian)(xian)(xian)(xian)(xian)巴廟鎮，南(nan)到鎮巴縣(xian)(xian)(xian)(xian)(xian)鹽場鎮，西到寧(ning)強縣(xian)(xian)(xian)(xian)(xian)青木(mu)川(chuan)鎮，北(bei)(bei)到留壩(ba)縣(xian)(xian)(xian)(xian)(xian)江口鎮。總生(sheng)產(chan)(chan)面積10萬(wan)公頃（150萬(wan)畝(mu)），年產(chan)(chan)稻谷65.02萬(wan)噸。

四.產(chan)品品質特性(xing)特征

1、外(wai)在感(gan)觀特(te)征(zheng)：漢(han)中大(da)米(mi)為秈(xian)米(mi)，加工品質好(hao)，其中出糙(cao)率為75-79%，整(zheng)精米(mi)率52-56%，堊(e)白粒率≤20%。漢(han)中大(da)米(mi)米(mi)粒細長均(jun)勻，色澤清白，晶瑩剔透，光滑油(you)潤，氣味(wei)純正；煮粥漿汁如乳，味(wei)甘醇香(xiang)；蒸飯油(you)亮溢香(xiang)，柔韌不粘；冷飯成(cheng)粒性好(hao)，不回生(sheng)。

2、內在品質指標：漢中(zhong)大米營(ying)養豐富(fu)均衡，其中(zhong)蛋白(bai)質含量(liang)不(bu)低(di)于(yu)6.0g/100g，脂肪含量(liang)0.3-1.5g/100g，氨基酸總量(liang)不(bu)低(di)于(yu)5.8g/100g，直鏈淀粉14.0-20.0g/100g，硒含量(liang)不(bu)低(di)于(yu)2.0μg/100g。

3、安(an)全要求：漢中大米(mi)標志使用人其生產基地(di)和大米(mi)產品需達到無公害產地(di)和產品要求，批次抽檢符合農(nong)辦質〔2015〕4號文大米(mi)產品質量(liang)安(an)全要求。