一.產品介紹

在(zai)(zai)(zai)玉溪市(shi)八縣一區，這里的煙(yan)葉在(zai)(zai)(zai)全(quan)省(sheng)(sheng)都是(shi)(shi)最優的，但大部分都被紅(hong)塔集(ji)團收購了(le)，只(zhi)有很少的外(wai)調到省(sheng)(sheng)外(wai)。現在(zai)(zai)(zai)，紅(hong)塔集(ji)團的原(yuan)料(liao)基地在(zai)(zai)(zai)省(sheng)(sheng)內主(zhu)要有玉溪、大理(li)、楚雄、昭通，每年收購量在(zai)(zai)(zai)500萬擔(dan)左右，用于(yu)近500萬箱(xiang)名優煙(yan)的生產。來自(zi)云(yun)煙(yan)之(zhi)鄉(xiang)玉溪的原(yuan)料(liao)，是(shi)(shi)紅(hong)塔山(shan)幾十年不衰的根(gen)本原(yuan)因。“玉溪”煙(yan)就是(shi)(shi)全(quan)部選用玉溪煙(yan)葉來做的，所以他們說，天下煙(yan)葉在(zai)(zai)(zai)云(yun)南(nan)，云(yun)煙(yan)之(zhi)鄉(xiang)在(zai)(zai)(zai)玉溪。

二.自然生態環境和人文歷史因素

（1）土壤(rang)條件：玉(yu)溪市地(di)處云貴高原(yuan)西緣，地(di)勢西北高，東南(nan)低，地(di)形復雜(za)，山地(di)、峽(xia)谷(gu)、高原(yuan)、盆(pen)地(di)交錯分布。山區面(mian)(mian)積占(zhan)90.6%，壩區面(mian)(mian)積占(zhan)7.45%，湖泊面(mian)(mian)積占(zhan)1.95%，森林(lin)覆蓋率43.8%。最高點海(hai)拔(ba)3137米，最低點海(hai)拔(ba)327米，大部分耕地(di)在海(hai)拔(ba)1500～1800米。境(jing)內土壤(rang)類型主要有(you)紅(hong)壤(rang)、棕(zong)壤(rang)、黃棕(zong)壤(rang)、燥紅(hong)壤(rang)、赤(chi)紅(hong)壤(rang)、紫色土和水(shui)(shui)稻土七類，其中適宜栽(zai)種烤煙的(de)土壤(rang)類型為紅(hong)壤(rang)、紫色土和水(shui)(shui)稻土，占(zhan)總面(mian)(mian)積的(de)70%。玉(yu)溪市土壤(rang)立(li)地(di)條件較好(hao)，土層深厚，土質疏松，通(tong)透性好(hao)；pH值(zhi)5.5～7.5，平(ping)均(jun)5.8；有(you)機質平(ping)均(jun)3%，速效(xiao)氮平(ping)均(jun)100mg/Kg，速效(xiao)磷平(ping)均(jun)12mg/Kg，速效(xiao)鉀(jia)較豐(feng)富，平(ping)均(jun)130mg/Kg；0～60cm地(di)層土壤(rang)含氯量(liang)小(xiao)于(yu)25mg/Kg。

（2）水(shui)(shui)文情況(kuang)：全(quan)市(shi)多年(nian)平均水(shui)(shui)資源(yuan)總量(liang)(liang)(liang)為(wei)53.62億(yi)立(li)(li)(li)(li)方(不(bu)含元江(jiang)和南(nan)盤(pan)(pan)江(jiang)的(de)過境(jing)(jing)水(shui)(shui)量(liang)(liang)(liang))，分屬(shu)(shu)紅河(he)、珠江(jiang)流(liu)域，其中地(di)(di)(di)表水(shui)(shui)37.94億(yi)立(li)(li)(li)(li)方，占全(quan)市(shi)水(shui)(shui)資源(yuan)總量(liang)(liang)(liang)的(de)70.8％，地(di)(di)(di)下水(shui)(shui)15.68億(yi)立(li)(li)(li)(li)方，占全(quan)市(shi)水(shui)(shui)資源(yuan)總量(liang)(liang)(liang)的(de)29.2％。水(shui)(shui)系發達，市(shi)內(nei)河(he)流(liu)分屬(shu)(shu)元江(jiang)、南(nan)盤(pan)(pan)江(jiang)兩大水(shui)(shui)系，元江(jiang)水(shui)(shui)系主(zhu)要支流(liu)有(you)(you)綠汁江(jiang)、清水(shui)(shui)河(he)、小(xiao)河(he)底河(he)、扒(ba)河(he)等(deng)80多條(tiao)，全(quan)長(chang)360公(gong)里，年(nian)徑流(liu)量(liang)(liang)(liang)7.0億(yi)立(li)(li)(li)(li)方米；南(nan)盤(pan)(pan)江(jiang)水(shui)(shui)系有(you)(you)南(nan)盤(pan)(pan)江(jiang)、曲江(jiang)、海口河(he)等(deng)17條(tiao)主(zhu)要河(he)流(liu)，全(quan)長(chang)292公(gong)里，年(nian)徑流(liu)量(liang)(liang)(liang)3.8億(yi)立(li)(li)(li)(li)方米。境(jing)(jing)內(nei)有(you)(you)撫仙湖(hu)、星云(yun)湖(hu)、杞麓(lu)湖(hu)三個高原湖(hu)泊，總蓄水(shui)(shui)量(liang)(liang)(liang)210億(yi)立(li)(li)(li)(li)方。有(you)(you)水(shui)(shui)庫548座(zuo)，其中中型水(shui)(shui)庫15座(zuo)，小(xiao)型水(shui)(shui)庫533座(zuo)，總庫容量(liang)(liang)(liang)6.83億(yi)立(li)(li)(li)(li)方。為(wei)確(que)保山地(di)(di)(di)烤煙抗(kang)旱早栽，山區、半山區建(jian)有(you)(you)小(xiao)水(shui)(shui)窖(jiao)22萬個。全(quan)市(shi)耕(geng)地(di)(di)(di)有(you)(you)效灌溉率75.75%。

（3）氣(qi)候條件：玉溪市(shi)地處低緯度(du)高(gao)(gao)原，具有熱(re)帶(dai)(dai)、亞(ya)熱(re)帶(dai)(dai)、溫(wen)(wen)帶(dai)(dai)三種(zhong)氣(qi)候類型，屬內陸(lu)高(gao)(gao)原氣(qi)候，四(si)季(ji)(ji)溫(wen)(wen)差小(xiao)，晝夜(ye)溫(wen)(wen)差大，四(si)季(ji)(ji)如春(chun)。植煙(yan)(yan)區(qu)主(zhu)要(yao)集中在(zai)中亞(ya)熱(re)帶(dai)(dai)和(he)北亞(ya)熱(re)帶(dai)(dai)，年(nian)(nian)平(ping)均(jun)(jun)氣(qi)溫(wen)(wen)16.9℃，無霜期(qi)250～300天，冬季(ji)(ji)溫(wen)(wen)而不(bu)冷，夏季(ji)(ji)暖而不(bu)熱(re)，煙(yan)(yan)區(qu)冬短(duan)無夏，春(chun)季(ji)(ji)較(jiao)長，烤煙(yan)(yan)大田種(zhong)植中、后期(qi)溫(wen)(wen)差較(jiao)小(xiao)，是(shi)清香型優(you)質(zhi)烤煙(yan)(yan)的代表產地。年(nian)(nian)降水量(liang)700～900毫(hao)米，相(xiang)(xiang)對濕度(du)平(ping)均(jun)(jun)為74.5%，烤煙(yan)(yan)全(quan)生育期(qi)雨(yu)量(liang)在(zai)550～750mm之(zhi)間(jian)，雨(yu)量(liang)適中，與優(you)質(zhi)煙(yan)(yan)生長發育的需水特性一致。年(nian)(nian)日照時(shi)數2187小(xiao)時(shi)，年(nian)(nian)均(jun)(jun)太(tai)陽輻(fu)射總量(liang)5265兆焦耳/平(ping)方米，與全(quan)國多數煙(yan)(yan)區(qu)相(xiang)(xiang)比輻(fu)射量(liang)多，光照充足，且(qie)光譜中最易被烤煙(yan)(yan)吸收利用的紅光和(he)藍紫光較(jiao)多，光譜季(ji)(ji)節變(bian)化與優(you)質(zhi)煙(yan)(yan)對光的需求(qiu)配合一致，十分適宜于優(you)質(zhi)煙(yan)(yan)葉(xie)生長。

（4）人文(wen)歷史(shi)情(qing)況：玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)歷史(shi)悠(you)久。早在(zai)哥倫布發(fa)現美洲煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)之(zhi)前(qian)(qian)，已有煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)，至今已有500多(duo)年(nian)(nian)(nian)(nian)(nian)歷史(shi)。清末，晾曬(shai)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)已相當(dang)普遍(bian)；民(min)國(guo)(guo)(guo)中期，僅通海縣(xian)就種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)9800畝(mu)(mu)(mu)。烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)，民(min)國(guo)(guo)(guo)三年(nian)(nian)(nian)(nian)(nian)（1914年(nian)(nian)(nian)(nian)(nian)）即已在(zai)紅(hong)塔區、通海兩縣(xian)試種(zhong)(zhong)(zhong)(zhong)(zhong)72畝(mu)(mu)(mu)并(bing)獲得成(cheng)功(gong)；民(min)國(guo)(guo)(guo)31年(nian)(nian)(nian)(nian)(nian)，玉溪(xi)(xi)(xi)(xi)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)1311畝(mu)(mu)(mu)，收獲 煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)4.7萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)；民(min)國(guo)(guo)(guo)32年(nian)(nian)(nian)(nian)(nian)，擴(kuo)大到江(jiang)川、易門；至民(min)國(guo)(guo)(guo)34年(nian)(nian)(nian)(nian)(nian)，累(lei)計種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)2.71萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)；民(min)國(guo)(guo)(guo)35年(nian)(nian)(nian)(nian)(nian)，擴(kuo)大至新平等(deng)縣(xian)；民(min)國(guo)(guo)(guo)38年(nian)(nian)(nian)(nian)(nian)，玉溪(xi)(xi)(xi)(xi)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)達(da)(da)(da)3.1萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)和(he)(he)產(chan)(chan)(chan)量(liang)(liang)占全省的(de)80%以上。新中國(guo)(guo)(guo)成(cheng)立(li)后(hou)，玉溪(xi)(xi)(xi)(xi)晾曬(shai)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)和(he)(he)加(jia)工逐(zhu)漸減(jian)少，烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)逐(zhu)漸增加(jia)。1951年(nian)(nian)(nian)(nian)(nian)，政府將烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)列(lie)入計劃生(sheng)產(chan)(chan)(chan)，當(dang)年(nian)(nian)(nian)(nian)(nian)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)4.3萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，總產(chan)(chan)(chan)量(liang)(liang)300萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)。由于玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)色澤橙黃、富油(you)潤、味醇和(he)(he)，在(zai)1953年(nian)(nian)(nian)(nian)(nian)河南許昌召(zhao)開(kai)的(de)烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)質(zhi)量(liang)(liang)評(ping)比會上，玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)評(ping)分108分，名列(lie)全國(guo)(guo)(guo)之(zhi)首，成(cheng)為熊貓、中華等(deng)高級香(xiang)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)的(de)主(zhu)要(yao)配方原料(liao)。改革開(kai)放之(zhi)前(qian)(qian)，玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)在(zai)曲折(zhe)中發(fa)展(zhan)，1978年(nian)(nian)(nian)(nian)(nian)，種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)15.15萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，總產(chan)(chan)(chan)量(liang)(liang)1624萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)。1992年(nian)(nian)(nian)(nian)(nian)，種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)52.8萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，收購量(liang)(liang)8201萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)。進(jin)入新世紀后(hou)，玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)快(kuai)速發(fa)展(zhan)，2009年(nian)(nian)(nian)(nian)(nian)，全市(shi)烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)70萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)、產(chan)(chan)(chan)量(liang)(liang)10400萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)，產(chan)(chan)(chan)值16億元(yuan)(yuan)(yuan)。烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)成(cheng)為當(dang)地(di)農民(min)最(zui)大的(de)經(jing)濟來源。同時(shi)，玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)是紅(hong)塔煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)（集團）有限責(ze)任公司(si)(si)生(sheng)產(chan)(chan)(chan)中高檔(dang)中式卷(juan)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)的(de)主(zhu)要(yao)原料(liao)，伴隨“紅(hong)塔山(shan)”卷(juan)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)品(pin)(pin)(pin)牌的(de)發(fa)展(zhan)，玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)香(xiang)飄(piao)四海。玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)主(zhu)栽(zai)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)為K326、紅(hong)花大金元(yuan)(yuan)(yuan)。民(min)國(guo)(guo)(guo)35年(nian)(nian)(nian)(nian)(nian)（1946年(nian)(nian)(nian)(nian)(nian)），玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)改進(jin)所從美國(guo)(guo)(guo)引進(jin)“大金元(yuan)(yuan)(yuan)”品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)，之(zhi)后(hou)在(zai)全市(shi)推廣種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)。1953年(nian)(nian)(nian)(nian)(nian)后(hou)，在(zai)玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)農和(he)(he)科技(ji)人員(yuan)的(de)共同努力下，培育了多(duo)個多(duo)葉(xie)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)類(lei)型的(de)大金元(yuan)(yuan)(yuan)衍生(sheng)種(zhong)(zhong)(zhong)(zhong)(zhong)。1968年(nian)(nian)(nian)(nian)(nian)，玉溪(xi)(xi)(xi)(xi)專(zhuan)區煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)調拔站等(deng)單(dan)位，從石林縣(xian)路美邑村引進(jin)“紅(hong)花大金元(yuan)(yuan)(yuan)”，經(jing)對比試驗，定向選(xuan)育和(he)(he)馴化，該品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)逐(zhu)步成(cheng)為玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)的(de)當(dang)家(jia)品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)，目前(qian)(qian)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)達(da)(da)(da)10萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，產(chan)(chan)(chan)量(liang)(liang)1000萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)。1987年(nian)(nian)(nian)(nian)(nian)，玉溪(xi)(xi)(xi)(xi)地(di)區煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)(cao)公司(si)(si)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)科所引進(jin)美國(guo)(guo)(guo)烤(kao)(kao)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)主(zhu)要(yao)推廣品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)K326，在(zai)全市(shi)進(jin)行多(duo)點試種(zhong)(zhong)(zhong)(zhong)(zhong)、篩選(xuan)，經(jing)過(guo)多(duo)年(nian)(nian)(nian)(nian)(nian)選(xuan)育、馴化、改良，由于其具有優質(zhi)、適產(chan)(chan)(chan)、適應性(xing)廣等(deng)優點，種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)擴(kuo)展(zhan)迅(xun)速，目前(qian)(qian)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)面(mian)(mian)(mian)積(ji)達(da)(da)(da)50萬(wan)(wan)(wan)(wan)畝(mu)(mu)(mu)，產(chan)(chan)(chan)量(liang)(liang)7800萬(wan)(wan)(wan)(wan)千克(ke)(ke)(ke)，成(cheng)為玉溪(xi)(xi)(xi)(xi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)的(de)主(zhu)要(yao)栽(zai)培品(pin)(pin)(pin)種(zhong)(zhong)(zhong)(zhong)(zhong)。

三.地域范圍

玉溪市(shi)位于云南(nan)(nan)省中部，北緯23°19′～24°53′、東(dong)經101°16′～103°09′之間，南(nan)(nan)北長163.5公里，東(dong)西(xi)(xi)寬172公里。東(dong)北接昆明市(shi)，東(dong)南(nan)(nan)鄰紅河州，西(xi)(xi)南(nan)(nan)連普洱市(shi)，西(xi)(xi)北靠(kao)楚雄州。全市(shi)轄紅塔區(qu)、江川縣(xian)(xian)、澄(cheng)江市(shi)、通(tong)海(hai)(hai)縣(xian)(xian)、華寧(ning)縣(xian)(xian)、易門縣(xian)(xian)、峨山(shan)縣(xian)(xian)、新平(ping)(ping)(ping)縣(xian)(xian)、元江縣(xian)(xian)等一區(qu)八(ba)縣(xian)(xian)，共(gong)設80個(ge)鄉(xiang)鎮、辦事處，657個(ge)村、居(ju)民委員會，國(guo)(guo)土面積15285萬平(ping)(ping)(ping)方(fang)公里。 玉溪煙(yan)(yan)葉(xie)(xie)農產品(pin)地(di)(di)(di)理標志地(di)(di)(di)保護(hu)范圍為玉溪市(shi)一區(qu)八(ba)縣(xian)(xian)海(hai)(hai)拔1300～1900米之間的平(ping)(ping)(ping)壩、低中山(shan)地(di)(di)(di)帶(dai)和中山(shan)地(di)(di)(di)帶(dai)，共(gong)計68個(ge)鄉(xiang)鎮，保護(hu)面積260萬畝，其(qi)中50畝連片的面積有236萬畝，年生(sheng)產能力300萬擔。玉溪市(shi)是(shi)我國(guo)(guo)的優質(zhi)煙(yan)(yan)葉(xie)(xie)主產區(qu)和中式中高檔(dang)卷煙(yan)(yan)的主要原料基(ji)地(di)(di)(di)，也是(shi)國(guo)(guo)內最具開(kai)發價(jia)值的優質(zhi)烤煙(yan)(yan)核心產地(di)(di)(di)，被譽為“云煙(yan)(yan)之鄉(xiang)”。

四.產品品質特性特征

1、外在感(gan)官特征：1.1、鮮煙(yan)葉(xie)(xie)(xie)。株(zhu)高適(shi)中(zhong)(zhong)(zhong)，有效葉(xie)(xie)(xie)片(pian)多(duo)，單葉(xie)(xie)(xie)較(jiao)重。煙(yan)株(zhu)進(jin)入(ru)成熟期(qi)后，整株(zhu)葉(xie)(xie)(xie)片(pian)由下而(er)上(shang)(shang)逐漸(jian)為(wei)綠黃色(se)或黃綠色(se)，分層落黃明顯，易把握成熟度和便于適(shi)時采摘(zhai)烘烤調制。玉(yu)溪煙(yan)葉(xie)(xie)(xie)株(zhu)高90-120cm，有效葉(xie)(xie)(xie)片(pian)因品(pin)種不同稍(shao)有差(cha)異：“紅花大(da)金(jin)元”16-20片(pian)，“K326”18-22片(pian)。葉(xie)(xie)(xie)片(pian)大(da)小：下、中(zhong)(zhong)(zhong)、上(shang)(shang)部(bu)位略有差(cha)異：一(yi)般下部(bu)葉(xie)(xie)(xie)長(chang)55-65cm，寬(kuan)25-35cm，葉(xie)(xie)(xie)厚(hou)220-280μm ；中(zhong)(zhong)(zhong)部(bu)葉(xie)(xie)(xie)長(chang)65-75cm，寬(kuan)23-30cm，葉(xie)(xie)(xie)厚(hou)270-330μm ；上(shang)(shang)部(bu)葉(xie)(xie)(xie)長(chang)50-60cm，寬(kuan)16-22cm，葉(xie)(xie)(xie)厚(hou)300-350μm 。1.2、烤煙(yan)。外觀質(zhi)量(liang)符合GB2635中(zhong)(zhong)(zhong)正組(zu)煙(yan)的(de)要(yao)求(qiu)，葉(xie)(xie)(xie)片(pian)成熟，顏色(se)金(jin)黃至(zhi)桔黃，以桔黃為(wei)主(zhu)；色(se)度飽(bao)和，厚(hou)薄適(shi)中(zhong)(zhong)(zhong)，富(fu)油潤；葉(xie)(xie)(xie)片(pian)組(zu)織結構疏松(song)、柔軟、彈性好。單葉(xie)(xie)(xie)重：下部(bu)葉(xie)(xie)(xie)6-8g，中(zhong)(zhong)(zhong)部(bu)葉(xie)(xie)(xie)8-10g，上(shang)(shang)部(bu)葉(xie)(xie)(xie)7-9g。

2、內在品(pin)質：指(zhi)標玉溪煙(yan)(yan)葉(xie)內含(han)化(hua)學成份協調，總糖(tang)、還原糖(tang)比國(guo)內其它煙(yan)(yan)區(qu)高(gao)而具特色，具有(you)清(qing)新飄(piao)逸(yi)、清(qing)甜(tian)優雅(ya)、豐富飽滿、圓潤(run)細膩(ni)的(de)風格特征(zheng)，刺激較(jiao)小、雜氣輕、回(hui)味舒適(shi)、生津回(hui)甜(tian)，燃燒(shao)較(jiao)好，與國(guo)內外產區(qu)煙(yan)(yan)葉(xie)有(you)良好的(de)配伍(wu)性，工業可用性高(gao)，是中式中、高(gao)檔(dang)卷(juan)煙(yan)(yan)的(de)必備原料。

3、安全要求(qiu)：農(nong)藥殘留：符合(he)《DB53/T182.2-2006 玉溪優質烤煙質量要求(qiu)》的規定。