芒果视频

羅(luo)(luo)田(tian)(tian)甜(tian)柿(shi)，指中(zhong)(zhong)國湖(hu)北省大(da)(da)別山區羅(luo)(luo)田(tian)(tian)縣產的(de)(de)甜(tian)柿(shi)，是(shi)(shi)中(zhong)(zhong)國地理標志產品。羅(luo)(luo)田(tian)(tian)為"中(zhong)(zhong)國甜(tian)柿(shi)之鄉"。羅(luo)(luo)田(tian)(tian)甜(tian)柿(shi)是(shi)(shi)世(shi)界唯一(yi)自然脫(tuo)澀的(de)(de)甜(tian)柿(shi)品種(zhong)，秋天成熟(shu)后，不(bu)需加工(gong)，可直接食用。羅(luo)(luo)田(tian)(tian)縣三里畈鎮鏨(zan)字(zi)石(shi)村(cun)出產的(de)(de)甜(tian)柿(shi)更(geng)是(shi)(shi)珍品，其特點是(shi)(shi)個大(da)(da)色(se)艷，身圓底方，皮(pi)薄肉厚，甜(tian)脆可口。別的(de)(de)地方出產的(de)(de)甜(tian)柿(shi)一(yi)般有籽粒八顆以(yi)上(shang)，而鏨(zan)子石(shi)甜(tian)柿(shi)不(bu)超過三顆籽，所以(yi)既方便(bian)食用，更(geng)方便(bian)加工(gong)。

產地環境

羅(luo)(luo)田縣位于(yu)(yu)大(da)(da)別山南麓，總面(mian)積321萬(wan)畝，屬亞熱(re)帶季風(feng)區，氣(qi)候(hou)溫(wen)(wen)(wen)(wen)和，陽光充足(zu)，雨量(liang)充沛，光水熱(re)同步，自(zi)(zi)然條(tiao)件很好。年(nian)平均(jun)溫(wen)(wen)(wen)(wen)度16.4℃，降雨量(liang)1300-1600毫米，無霜期181-231天，極(ji)為(wei)適(shi)宜甜(tian)柿(shi)(shi)生(sheng)(sheng)(sheng)長(chang)(chang)發(fa)育要(yao)求。羅(luo)(luo)田不僅具(ju)有(you)適(shi)宜甜(tian)柿(shi)(shi)生(sheng)(sheng)(sheng)長(chang)(chang)發(fa)育的(de)基本氣(qi)候(hou)條(tiao)件，而(er)且由于(yu)(yu)地(di)勢(shi)、地(di)形(xing)(xing)、地(di)貌和森(sen)林植被的(de)自(zi)(zi)然調節作(zuo)用，形(xing)(xing)成更具(ju)獨(du)特優勢(shi)的(de)區域(yu)環(huan)境。一是(shi)(shi)(shi)地(di)勢(shi)北高南低，對(dui)(dui)氣(qi)候(hou)資源可以(yi)進行再分配，自(zi)(zi)行調節，使甜(tian)柿(shi)(shi)生(sheng)(sheng)(sheng)長(chang)(chang)發(fa)育期內溫(wen)(wen)(wen)(wen)室巨變較(jiao)小(xiao)。二是(shi)(shi)(shi)地(di)形(xing)(xing)地(di)貌差(cha)異大(da)(da)，小(xiao)氣(qi)候(hou)小(xiao)環(huan)境較(jiao)多，適(shi)宜栽植甜(tian)柿(shi)(shi)的(de)面(mian)積大(da)(da)。三是(shi)(shi)(shi)森(sen)林覆蓋率高，達到68.8%，植被條(tiao)件好，自(zi)(zi)然生(sheng)(sheng)(sheng)態優良(liang)，對(dui)(dui)提高甜(tian)柿(shi)(shi)果(guo)實光澤(ze)，降低果(guo)皮厚度都(dou)十分有(you)利(li)。四是(shi)(shi)(shi)晝(zhou)夜(ye)溫(wen)(wen)(wen)(wen)差(cha)大(da)(da)，有(you)利(li)于(yu)(yu)果(guo)實的(de)形(xing)(xing)成。羅(luo)(luo)田柿(shi)(shi)產(chan)(chan)區溫(wen)(wen)(wen)(wen)差(cha)比平原(yuan)地(di)區要(yao)大(da)(da)，甜(tian)柿(shi)(shi)果(guo)實膨大(da)(da)成熟(shu)期為(wei)7-9月，其晝(zhou)夜(ye)溫(wen)(wen)(wen)(wen)差(cha)一般(ban)都(dou)在(zai)10℃以(yi)上，比平原(yuan)大(da)(da)4℃以(yi)上，這對(dui)(dui)柿(shi)(shi)果(guo)糖分轉化和營養積累(lei)極(ji)為(wei)有(you)利(li)，是(shi)(shi)(shi)羅(luo)(luo)田甜(tian)柿(shi)(shi)品質(zhi)優良(liang)、味道鮮美的(de)一個(ge)重要(yao)原(yuan)因。五是(shi)(shi)(shi)土壤適(shi)宜甜(tian)柿(shi)(shi)生(sheng)(sheng)(sheng)長(chang)(chang)，羅(luo)(luo)田土壤多為(wei)片麻巖風(feng)化形(xing)(xing)成的(de)沙壤土，透(tou)水、通氣(qi)性能良(liang)好，微酸性和中性，有(you)利(li)于(yu)(yu)柿(shi)(shi)樹(shu)(shu)根系生(sheng)(sheng)(sheng)長(chang)(chang)，柿(shi)(shi)樹(shu)(shu)壽命(ming)長(chang)(chang)，盛(sheng)果(guo)期長(chang)(chang)，豐產(chan)(chan)性好。

主要品種

羅(luo)田(tian)(tian)甜(tian)(tian)(tian)柿(shi)是羅(luo)田(tian)(tian)當地原生(sheng)甜(tian)(tian)(tian)柿(shi)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)的(de)(de)總稱，在(zai)長期的(de)(de)自然變異(yi)進(jin)化和人工栽(zai)培選擇過(guo)程中，逐漸(jian)形成了很(hen)(hen)多(duo)(duo)各具特色的(de)(de)優(you)(you)良品(pin)(pin)(pin)種(zhong)(zhong)(zhong)。具有(you)栽(zai)培價值的(de)(de)地方(fang)(fang)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)有(you)20多(duo)(duo)個(ge)，大(da)(da)、中、小果(guo)(guo)(guo)(guo)型品(pin)(pin)(pin)種(zhong)(zhong)(zhong)和早、中、晚熟(shu)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)兼備，還有(you)育苗(miao)采籽專(zhuan)用(yong)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)和單(dan)雄性授粉(fen)樹(shu)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)，品(pin)(pin)(pin)種(zhong)(zhong)(zhong)資(zi)源極為(wei)豐富，其主要品(pin)(pin)(pin)種(zhong)(zhong)(zhong)有(you):羅(luo)田(tian)(tian)甜(tian)(tian)(tian)柿(shi)、秋(qiu)焰甜(tian)(tian)(tian)柿(shi)(寶華(hua)、鄂柿(shi)1號、陰陽柿(shi))、寶蓋(gai)甜(tian)(tian)(tian)柿(shi)、四方(fang)(fang)甜(tian)(tian)(tian)柿(shi)、小果(guo)(guo)(guo)(guo)甜(tian)(tian)(tian)柿(shi)、龍爪(zhua)柿(shi)、金秋(qiu)甜(tian)(tian)(tian)柿(shi)、蜜糖柿(shi)。這(zhe)些品(pin)(pin)(pin)種(zhong)(zhong)(zhong)的(de)(de)共同特點(dian)是果(guo)(guo)(guo)(guo)實含有(you)可(ke)溶性單(dan)寧(ning)低，不(bu)需(xu)人工脫(tuo)澀(se)，不(bu)復生(sheng)返澀(se);果(guo)(guo)(guo)(guo)皮薄，皮色橙紅光(guang)亮(liang)，外表美(mei)觀亮(liang)麗(li);果(guo)(guo)(guo)(guo)肉甜(tian)(tian)(tian)脆(cui)細膩(ni)，含糖量在(zai)17-26%之間，味甜(tian)(tian)(tian)可(ke)口;果(guo)(guo)(guo)(guo)內(nei)無(wu)黑斑，無(wu)果(guo)(guo)(guo)(guo)心;果(guo)(guo)(guo)(guo)型多(duo)(duo)為(wei)扁園，無(wu)縱溝，無(wu)縊痕。此外，羅(luo)田(tian)(tian)甜(tian)(tian)(tian)柿(shi)生(sheng)長勢很(hen)(hen)強(qiang)，分(fen)枝能(neng)力很(hen)(hen)旺，樹(shu)冠形成快，側枝分(fen)生(sheng)多(duo)(duo)，葉片肥大(da)(da)，葉色濃綠，葉肉厚實，光(guang)合(he)作用(yong)能(neng)力強(qiang)，結實早，豐產性能(neng)好，根(gen)(gen)(gen)系發(fa)達，主根(gen)(gen)(gen)較深，側根(gen)(gen)(gen)特別長，一(yi)般(ban)(ban)側根(gen)(gen)(gen)為(wei)樹(shu)冠的(de)(de)2倍，有(you)的(de)(de)散生(sheng)大(da)(da)樹(shu)側根(gen)(gen)(gen)可(ke)達樹(shu)冠的(de)(de)6-7倍。由于根(gen)(gen)(gen)系發(fa)達，生(sheng)長旺盛(sheng)(sheng)，因而羅(luo)田(tian)(tian)甜(tian)(tian)(tian)柿(shi)抗(kang)逆性強(qiang)，耐(nai)(nai)(nai)瘠、耐(nai)(nai)(nai)旱、耐(nai)(nai)(nai)漬、耐(nai)(nai)(nai)寒，病蟲害少(shao)，適應性廣，生(sheng)長壽命長，盛(sheng)(sheng)果(guo)(guo)(guo)(guo)期也(ye)很(hen)(hen)長。根(gen)(gen)(gen)據資(zi)料(liao)記載和羅(luo)田(tian)(tian)林業部門(men)調查，一(yi)般(ban)(ban)壽命多(duo)(duo)在(zai)400年左右，盛(sheng)(sheng)果(guo)(guo)(guo)(guo)期約在(zai)100年以上。這(zhe)些豐富的(de)(de)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)資(zi)源，是羅(luo)田(tian)(tian)縣發(fa)展(zhan)羅(luo)田(tian)(tian)甜(tian)(tian)(tian)柿(shi)的(de)(de)獨有(you)優(you)(you)勢和重要物質(zhi)基(ji)礎。