一.產品介紹
石(shi)(shi)屏是(shi)(shi)我(wo)國野(ye)生楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)分布的(de)主(zhu)要區域之一,野(ye)生資源(yuan)極為豐富,目前(qian)已發現(xian)矮楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)、細楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)、板井梅(mei)(mei)(mei)(mei)、烏兄梅(mei)(mei)(mei)(mei)等(deng)4個野(ye)生楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)品種(zhong)(zhong)。自(zi)古以來(lai),楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)就是(shi)(shi)石(shi)(shi)屏縣(xian)(xian)(xian)(xian)各族人(ren)民世世代代食用的(de)果實(shi)之一,已有數(shu)百年(nian)(nian)(nian)(nian)的(de)歷史;清(qing)·乾隆(long)十(shi)二年(nian)(nian)(nian)(nian)《石(shi)(shi)屏州志》和(he)民國元年(nian)(nian)(nian)(nian)(1912)袁嘉谷先(xian)生主(zhu)纂《石(shi)(shi)屏縣(xian)(xian)(xian)(xian)志》都有記述。上世紀(ji)80年(nian)(nian)(nian)(nian)代前(qian),我(wo)縣(xian)(xian)(xian)(xian)就對野(ye)生楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)進行人(ren)工種(zhong)(zhong)植和(he)嫁接(jie),但由(you)于規模(mo)小(xiao),產(chan)量低,經濟效(xiao)益(yi)不顯著(zhu)。80年(nian)(nian)(nian)(nian)代以來(lai),我(wo)縣(xian)(xian)(xian)(xian)先(xian)后從浙江、福(fu)(fu)建(jian)等(deng)引入水晶梅(mei)(mei)(mei)(mei)、東魁、水梅(mei)(mei)(mei)(mei)、荸(bi)薺(qi)梅(mei)(mei)(mei)(mei)、丁岙梅(mei)(mei)(mei)(mei)、炭梅(mei)(mei)(mei)(mei)、晚(wan)稻楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)等(deng)7個品種(zhong)(zhong)與(yu)本(ben)(ben)地(di)野(ye)生楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)雜交,經過多(duo)年(nian)(nian)(nian)(nian)的(de)試驗(yan)和(he)提純,選育(yu)出了東魁、荸(bi)薺(qi)梅(mei)(mei)(mei)(mei)兩個適宜(yi)本(ben)(ben)地(di)種(zhong)(zhong)植的(de)當家品種(zhong)(zhong),楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)產(chan)品成(cheng)熟(shu)期比浙江、福(fu)(fu)建(jian)等(deng)地(di)提前(qian)40~60天,具有果大(da)核小(xiao)、色澤艷麗、汁多(duo)、酸甜適度、有香氣,成(cheng)熟(shu)早,較(jiao)耐貯(zhu)運,營養價值高等(deng)特點。目前(qian),全縣(xian)(xian)(xian)(xian)種(zhong)(zhong)植楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)面積6666.7公頃(qing),其中:東魁4000公頃(qing)、荸(bi)薺(qi)梅(mei)(mei)(mei)(mei)2666.7公頃(qing),楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)產(chan)品年(nian)(nian)(nian)(nian)總產(chan)量7.5萬噸,是(shi)(shi)云南(nan)省楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)種(zhong)(zhong)植面積和(he)產(chan)量最大(da)的(de)縣(xian)(xian)(xian)(xian),2002年(nian)(nian)(nian)(nian)被(bei)農業部認定(ding)“農業部南(nan)亞(ya)熱(re)帶作物楊(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)名優(you)基地(di)”。產(chan)品暢銷(xiao)北京(jing)、浙江、上海、福(fu)(fu)建(jian)、四川、貴(gui)州、湖南(nan)、湖北、陜西(xi)、新疆等(deng)地(di),是(shi)(shi)石(shi)(shi)屏縣(xian)(xian)(xian)(xian)農民的(de)主(zhu)要經濟收入來(lai)源(yuan)。
二.自然生態環(huan)境和人文歷史因素
(1)地(di)形(xing)地(di)貌:石(shi)屏縣土(tu)壤(rang)類型以水稻土(tu)、沖積(ji)土(tu)、赤(chi)紅(hong)壤(rang)、山(shan)(shan)地(di)紅(hong)壤(rang)、砂壤(rang)土(tu)和羊肝石(shi)土(tu)為(wei)主(zhu)。地(di)形(xing)西北高東南低(di)中間(jian)凹,山(shan)(shan)脈走(zou)向多由西南至東北。東北部(bu)是老黑山(shan)(shan),南部(bu)是大(da)冷(leng)山(shan)(shan),西北部(bu)是坡龍(long)山(shan)(shan)、尼白木克(ke)山(shan)(shan),中部(bu)是硯瓦山(shan)(shan)、筆架(jia)山(shan)(shan),山(shan)(shan)川(chuan)相間(jian),高差較(jiao)大(da),群山(shan)(shan)迭起(qi),山(shan)(shan)清水秀(xiu)。山(shan)(shan)地(di)面(mian)積(ji)占(zhan)全(quan)縣土(tu)地(di)總(zong)面(mian)積(ji)的(de)95%;平地(di)有石(shi)屏縣壩(ba)、寶秀(xiu)壩(ba)、壩(ba)心壩(ba)、龍(long)朋壩(ba)等四個較(jiao)大(da)的(de)壩(ba)子(zi),平地(di)面(mian)積(ji)僅(jin)占(zhan)全(quan)縣土(tu)地(di)總(zong)面(mian)積(ji)的(de)5%。境內最高海(hai)拔(ba)2551.3米(mi)(mi),最低(di)海(hai)拔(ba)259米(mi)(mi),相對高差2292.3米(mi)(mi),為(wei)典型的(de)立(li)體地(di)形(xing)。石(shi)屏楊梅最適宜生長海(hai)拔(ba)高度(du)800~1800米(mi)(mi)。
(2)水(shui)(shui)文情況:石屏楊梅產(chan)區屬(shu)紅河和珠江(jiang)流域之(zhi)間的(de)分水(shui)(shui)嶺地帶,共有河溝35條,水(shui)(shui)資源豐富,水(shui)(shui)質清潔,沒有人為和工礦(kuang)污染。主(zhu)河流紅河由西北向東南貫穿縣境,境內(nei)有云南省九大(da)高(gao)原(yuan)湖泊之(zhi)一的(de)異(yi)龍(long)湖和赤(chi)瑞湖兩個(ge)天然湖泊,水(shui)(shui)面達43.4平方(fang)公里,蓄水(shui)(shui)量1.12億立(li)方(fang)米,有水(shui)(shui)庫(ku)、壩塘381件,蓄水(shui)(shui)量3260立(li)方(fang)米。
(3)氣(qi)(qi)(qi)(qi)候情況:石屏縣屬云南(nan)省高原亞熱帶山地(di)氣(qi)(qi)(qi)(qi)候區,由(you)于地(di)處高原,低(di)緯、北回歸線(xian)橫穿南(nan)部(bu)地(di)區,地(di)勢垂直差異顯著(zhu),同時受西(xi)南(nan)印度洋和(he)東南(nan)太平(ping)洋及西(xi)北大(da)陸干暖氣(qi)(qi)(qi)(qi)流的(de)影響,季風氣(qi)(qi)(qi)(qi)候較為(wei)典型,具有(you)“四季皆(jie)有(you)夏,一雨(yu)(yu)變成秋”的(de)氣(qi)(qi)(qi)(qi)候特點。年(nian)平(ping)均(jun)氣(qi)(qi)(qi)(qi)溫18.2℃,歷年(nian)最(zui)(zui)(zui)高氣(qi)(qi)(qi)(qi)溫32℃,最(zui)(zui)(zui)低(di)氣(qi)(qi)(qi)(qi)溫-3.9℃;最(zui)(zui)(zui)熱月(yue)(yue)(7月(yue)(yue))平(ping)均(jun)氣(qi)(qi)(qi)(qi)溫27.7℃,最(zui)(zui)(zui)冷月(yue)(yue)(1月(yue)(yue))平(ping)均(jun)氣(qi)(qi)(qi)(qi)溫9.1℃;≥10℃的(de)有(you)效積(ji)溫5950.0℃,無(wu)霜期316天;年(nian)日照(zhao)時數2020~2200小(xiao)時,日照(zhao)百分(fen)率(lv)為(wei)52%,有(you)效率(lv)達83%;年(nian)輻射(she)量135.2千卡(ka)/厘(li)米;年(nian)降雨(yu)(yu)量850~1100毫米,其中(zhong)5~10月(yue)(yue)份降雨(yu)(yu)量占全(quan)年(nian)降雨(yu)(yu)量的(de)81.3%。
(4)人文歷史情況(kuang):石屏(ping)是我國(guo)野(ye)生(sheng)(sheng)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)分布的(de)主(zhu)要區域之一,野(ye)生(sheng)(sheng)資(zi)源極為豐富,目(mu)前(qian)(qian)已發現(xian)矮楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)、細楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)、板井梅(mei)(mei)(mei)(mei)(mei)、烏(wu)兄梅(mei)(mei)(mei)(mei)(mei)等4個野(ye)生(sheng)(sheng)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)品(pin)(pin)(pin)種(zhong)(zhong)。自古以來(lai),楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)就是石屏(ping)縣各族人民(min)世(shi)世(shi)代(dai)代(dai)食(shi)用的(de)果實之一,已有(you)數百(bai)年(nian)(nian)(nian)的(de)歷史;清·乾隆(long)十二年(nian)(nian)(nian)《石屏(ping)州志》和民(min)國(guo)元年(nian)(nian)(nian)(1912)袁嘉谷先生(sheng)(sheng)主(zhu)纂《石屏(ping)縣志》都(dou)有(you)記(ji)述。上世(shi)紀80年(nian)(nian)(nian)代(dai)前(qian)(qian),我縣就對野(ye)生(sheng)(sheng)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)進行人工種(zhong)(zhong)植(zhi)和嫁接,但由于規模小,產(chan)量(liang)低,經(jing)濟效益不顯著(zhu)。80年(nian)(nian)(nian)代(dai)以來(lai),我縣先后(hou)從浙(zhe)江、福(fu)建(jian)等引(yin)入(ru)水晶梅(mei)(mei)(mei)(mei)(mei)、東魁(kui)、水梅(mei)(mei)(mei)(mei)(mei)、荸薺(qi)梅(mei)(mei)(mei)(mei)(mei)、丁岙梅(mei)(mei)(mei)(mei)(mei)、炭梅(mei)(mei)(mei)(mei)(mei)、晚稻(dao)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)等7個品(pin)(pin)(pin)種(zhong)(zhong)與(yu)本地(di)野(ye)生(sheng)(sheng)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)雜(za)交(jiao),經(jing)過多年(nian)(nian)(nian)的(de)試驗和提純,選育出了東魁(kui)、荸薺(qi)梅(mei)(mei)(mei)(mei)(mei)兩(liang)個適宜本地(di)種(zhong)(zhong)植(zhi)的(de)當家(jia)品(pin)(pin)(pin)種(zhong)(zhong),楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)產(chan)品(pin)(pin)(pin)成(cheng)熟(shu)期比浙(zhe)江、福(fu)建(jian)等地(di)提前(qian)(qian)40~60天,具有(you)果大核小、色澤艷麗(li)、汁多、酸甜適度、有(you)香氣,成(cheng)熟(shu)早,較耐貯運,營養價值高等特點。目(mu)前(qian)(qian),全縣種(zhong)(zhong)植(zhi)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)面積(ji)6666.7公(gong)頃,其中:東魁(kui)4000公(gong)頃、荸薺(qi)梅(mei)(mei)(mei)(mei)(mei)2666.7公(gong)頃,楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)產(chan)品(pin)(pin)(pin)年(nian)(nian)(nian)總產(chan)量(liang)7.5萬噸,是云南省(sheng)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)種(zhong)(zhong)植(zhi)面積(ji)和產(chan)量(liang)最大的(de)縣,2002年(nian)(nian)(nian)被農(nong)業部認定“農(nong)業部南亞熱帶作物(wu)楊(yang)(yang)(yang)(yang)(yang)梅(mei)(mei)(mei)(mei)(mei)名(ming)優基地(di)”。產(chan)品(pin)(pin)(pin)暢(chang)銷北(bei)京、浙(zhe)江、上海、福(fu)建(jian)、四川(chuan)、貴州、湖(hu)南、湖(hu)北(bei)、陜西、新疆等地(di),是石屏(ping)縣農(nong)民(min)的(de)主(zhu)要經(jing)濟收入(ru)來(lai)源。
三.地域范圍
石(shi)(shi)屏縣(xian)地(di)處云(yun)南(nan)省南(nan)部、紅河(he)哈尼族(zu)彝族(zu)自治(zhi)州西部。地(di)理坐標(biao)為東經102°08′00″~102°43′00″,北緯23°19′00″~24°06′00″。全縣(xian)國地(di)面積3037平(ping)方公(gong)里。東西最大(da)橫距59公(gong)里,南(nan)北最大(da)縱距88公(gong)里。石(shi)(shi)屏楊梅生產地(di)域(yu)范圍包括石(shi)(shi)屏縣(xian)異(yi)龍、寶秀、壩心、龍朋、大(da)橋、新城等6個鄉鎮。
四.產品(pin)品(pin)質特性特征
(1)外在感官特(te)征:石屏楊梅(mei)果實(shi)中等(deng)大(da),成熟(shu)時(shi)呈不正(zheng)圓形(xing)或(huo)扁圓球(qiu)形(xing),平(ping)均單果重10克(ke),最大(da)單重16克(ke),果面(mian)為鳥(niao)紫紅(hong)色(se),果頂稍凸,果底(di)平(ping),縫合線較(jiao)(jiao)明顯,果蒂小;果肉肉質細(xi)軟、酸甜(tian)適度、內部紅(hong)色(se)或(huo)淡紅(hong)色(se),汁液多、具香氣、核較(jiao)(jiao)小。
(2)內在(zai)品(pin)質指標:石屏楊(yang)梅成熟早,耐(nai)貯運,營養價值高(gao),果實中(zhong)含(han)糖高(gao),富含(han)多種維生素(su)。其中(zhong),可(ke)溶性固形物≥10.5%,總糖≥9.5%,可(ke)滴定酸≥0.7%,每(mei)100克(ke)(ke)果汁含(han)維生素(su)C量≥5.0毫(hao)克(ke)(ke),每(mei)公斤果汁含(han)鉀量≥1500毫(hao)克(ke)(ke)。
(3)安全要求:執照GB2762、GB2763及GB10650中規定指標執行。