一.產品介紹
槜(zui)(zui)李(li)又名醉(zui)李(li),距今2500多年(nian),春(chun)(chun)秋時期列為吳宮貢品。果(guo)(guo)色(se)琥珀鮮(xian)艷,果(guo)(guo)頂常有(you)(you)似指甲刻(ke)裂(lie)痕一條,傳稱“西施指痕”。槜(zui)(zui)李(li)一詞(ci)始見于《春(chun)(chun)秋》,魯定(ding)公十四年(nian)“五(wu)月,于越敗吳于槜(zui)(zui)李(li)”。《春(chun)(chun)秋》杜預注曰:“吳郡嘉興縣西南有(you)(you)槜(zui)(zui)李(li)城(cheng),其地(di)產佳李(li),故名。”古槜(zui)(zui)李(li)城(cheng)的桃園頭即(ji)為桐(tong)(tong)鄉市桃園村一帶。 1952年(nian)獲(huo)全國土特(te)產交流會優質(zhi)(zhi)果(guo)(guo)品。1958年(nian)將4株槜(zui)(zui)李(li)苗(miao)空運至北京給朱德(de)委員長試(shi)種。產品地(di)域保護(hu)范圍:桐(tong)(tong)鄉市。槜(zui)(zui)李(li)單果(guo)(guo)重50克,果(guo)(guo)皮易剝離,有(you)(you)暗紫紅彩色(se),密布(bu)大(da)小(xiao)不等之黃褐色(se)果(guo)(guo)點,披白色(se)果(guo)(guo)粉。果(guo)(guo)肉淡橙色(se),肉質(zhi)(zhi)致密,鮮(xian)甜清香,熟(shu)后化漿,漿液盈溢,蜜甜酒香,風味獨特(te),為群(qun)李(li)之冠。槜(zui)(zui)李(li)有(you)(you)自花不孕(yun)和(he)早期落果(guo)(guo)特(te)性,常采用配(pei)置授粉樹和(he)人工輔助授粉,6月下旬(xun)成熟(shu),避雨栽培和(he)鋪設反光膜(mo)提高(gao)品質(zhi)(zhi),采后氣調(diao)冷藏保鮮(xian)。
二.自(zi)然生(sheng)態環境和(he)人文歷史因(yin)素
桐(tong)鄉(xiang)槜李產(chan)地(di)地(di)處(chu)杭(hang)嘉(jia)湖平(ping)原腹(fu)地(di),屬亞熱帶(dai)季風(feng)氣(qi)候,溫暖濕潤,四季分明,年(nian)平(ping)均(jun)氣(qi)溫16℃,平(ping)均(jun)無(wu)霜期為(wei)(wei)(wei)(wei)243天(tian),年(nian)平(ping)均(jun)降雨量(liang)為(wei)(wei)(wei)(wei)1233.9毫(hao)米,年(nian)平(ping)均(jun)日照1842.3小時(shi)。 桐(tong)鄉(xiang)地(di)勢平(ping)坦(tan),無(wu)一山丘,大致東(dong)南高(gao),西(xi)北低,略向(xiang)(xiang)太(tai)湖傾斜,全(quan)市(shi)平(ping)均(jun)高(gao)程為(wei)(wei)(wei)(wei)5.3米,京杭(hang)大運河從西(xi)南向(xiang)(xiang)東(dong)北橫貫全(quan)市(shi),境內大部河道均(jun)與運河直(zhi)接相交(jiao),縱橫交(jiao)叉呈格(ge)子狀,并脈絡相通(tong)。土(tu)(tu)壤(rang)母質(zhi)為(wei)(wei)(wei)(wei)長(chang)江下游(you)沖積物,土(tu)(tu)壤(rang)類型屬水稻(dao)土(tu)(tu)和潮土(tu)(tu)兩類,酸堿適(shi)宜,PH值為(wei)(wei)(wei)(wei)5.6-6.7,保肥性好,土(tu)(tu)地(di)肥沃(wo),土(tu)(tu)壤(rang)有機質(zhi)含(han)(han)量(liang)為(wei)(wei)(wei)(wei)7.7-46.6g/kg,平(ping)均(jun)含(han)(han)量(liang)為(wei)(wei)(wei)(wei)28.51g/kg,全(quan)氮含(han)(han)量(liang)0.34-2.8g/kg,平(ping)均(jun)含(han)(han)量(liang)1.48g/kg,速效磷含(han)(han)量(liang)為(wei)(wei)(wei)(wei)2.6-56.35mg/kg,平(ping)均(jun)含(han)(han)量(liang)為(wei)(wei)(wei)(wei)17.05mg/kg, 速效鉀平(ping)均(jun)含(han)(han)量(liang)為(wei)(wei)(wei)(wei)109.36mg/kg, 適(shi)應桐(tong)鄉(xiang)槜李生(sheng)長(chang)。
三.地域范圍
桐(tong)鄉槜李(li)又名(ming)(ming)醉李(li),為(wei)境內傳統(tong)名(ming)(ming)果。據史(shi)(shi)料(liao)記載(zai),原(yuan)產地在(zai)浙(zhe)江省桐(tong)鄉市梧桐(tong)街(jie)道(dao)桃(tao)園村(cun)一(yi)帶,相傳在(zai)“春(chun)秋”時期已有種(zhong)植,距今已有2500多(duo)年的(de)栽培歷史(shi)(shi),是我國(guo)李(li)屬品種(zhong)的(de)珍(zhen)稀品種(zhong)。桐(tong)鄉槜李(li)主要(yao)分布在(zai)梧桐(tong)、屠(tu)甸、龍翔等(deng)街(jie)道(dao)(鎮(zhen)),主要(yao)集(ji)中在(zai)梧桐(tong)街(jie)道(dao)桃(tao)園村(cun)核心基(ji)地及其周邊各村(cun)。地理坐標(biao)為(wei)東經120°17′40″~120°39′45″,北緯(wei)30°28′18″~30°47′48″。
四.產品(pin)品(pin)質特(te)性特(te)征
桐鄉(xiang)槜(zui)李(li)果(guo)(guo)形(xing)扁圓,成熟(shu)后果(guo)(guo)面(mian)為紫紅色,密綴果(guo)(guo)點,外披果(guo)(guo)粉,果(guo)(guo)頂(ding)部(bu)常有(you)一條指甲(jia)刻狀裂痕;桐鄉(xiang)槜(zui)李(li)果(guo)(guo)肉呈蜜黃色,汁(zhi)液豐(feng)(feng)富,味(wei)甘甜,成熟(shu)后將果(guo)(guo)放(fang)在(zai)手心輕(qing)輕(qing)揉搓,果(guo)(guo)肉即可(ke)化漿,可(ke)以剝一小口吸(xi)食或用吸(xi)管吸(xi)食汁(zhi)液,豐(feng)(feng)味(wei)濃蜜,有(you)酒香味(wei),品(pin)質極(ji)佳。 桐鄉(xiang)槜(zui)李(li)的產地(di)環境符合(he)NY 5113-2002 《無(wu)公(gong)害食品(pin) 桃產地(di)環境條件》,生產技術按NY 5114-2002 《無(wu)公(gong)害食品(pin) 桃生產技術規程》和桐鄉(xiang)市地(di)方農業標準(zhun)DB330483/T 005-2009 《無(wu)公(gong)害食品(pin) 桐鄉(xiang)槜(zui)李(li)》,桐鄉(xiang)槜(zui)李(li)產品(pin)質量符合(he)符合(he)NY 5112-2002 《無(wu)公(gong)害食品(pin) 桃》相關強制(zhi)性(xing)技術規范要求。
五(wu).特定生產方式(shi)
(1)育苗桐(tong)(tong)(tong)鄉(xiang)(xiang)槜李用(yong)(yong)毛桃(tao)或(huo)野生李作砧(zhen)木(mu),以(yi)(yi)(yi)優質母本樹(shu)(shu)(shu)(shu)上的(de)(de)結(jie)果(guo)(guo)(guo)(guo)(guo)枝(zhi)作接(jie)穗,采(cai)用(yong)(yong)枝(zhi)接(jie)方(fang)式(shi),嫁接(jie)繁育槜李優質壯苗。 (2)栽(zai)(zai)培技術: (2.1)定(ding)(ding)(ding)植(zhi):定(ding)(ding)(ding)植(zhi)前要先(xian)開寬為(wei)(wei)(wei)0.5米,深為(wei)(wei)(wei)0.4米種(zhong)植(zhi)溝,畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)腐熟羊糞等(deng)有(you)機(ji)肥(fei)(fei)5000公(gong)(gong)斤(jin),鈣鎂磷(lin)肥(fei)(fei)100公(gong)(gong)斤(jin),回(hui)(hui)填后土(tu)(tu)層應高(gao)出畦面(mian)(mian)(mian)25~30厘米。種(zhong)植(zhi)時(shi)(shi)間為(wei)(wei)(wei)12月(yue)至(zhi)(zhi)(zhi)次年(nian)(nian)3月(yue)底,以(yi)(yi)(yi)12月(yue)栽(zai)(zai)植(zhi)為(wei)(wei)(wei)好;株行(xing)距(ju)為(wei)(wei)(wei)4×4米,配以(yi)(yi)(yi)20%授(shou)(shou)粉(fen)樹(shu)(shu)(shu)(shu);栽(zai)(zai)植(zhi)前對(dui)根適當(dang)(dang)(dang)進(jin)(jin)(jin)行(xing)修(xiu)(xiu)(xiu)(xiu)剪(jian),同時(shi)(shi)用(yong)(yong)石(shi)硫(liu)(liu)合(he)劑進(jin)(jin)(jin)行(xing)消毒,栽(zai)(zai)種(zhong)時(shi)(shi),使根系與土(tu)(tu)壤緊密(mi)接(jie)觸,嫁接(jie)口(kou)(kou)一(yi)定(ding)(ding)(ding)要高(gao)出土(tu)(tu)面(mian)(mian)(mian),栽(zai)(zai)后及(ji)時(shi)(shi)澆定(ding)(ding)(ding)植(zhi)水(shui)(shui)(shui)。 (2.2)整形修(xiu)(xiu)(xiu)(xiu)剪(jian):根據桐(tong)(tong)(tong)鄉(xiang)(xiang)槜李中心(xin)干不(bu)明顯和(he)生長(chang)(chang)特性(xing),一(yi)般采(cai)用(yong)(yong)自(zi)然(ran)開心(xin)形整形,離(li)地面(mian)(mian)(mian)40~50厘米高(gao)度(du)定(ding)(ding)(ding)干。 幼(you)年(nian)(nian)樹(shu)(shu)(shu)(shu)修(xiu)(xiu)(xiu)(xiu)剪(jian)(1~3年(nian)(nian)生): 以(yi)(yi)(yi)培養(yang)樹(shu)(shu)(shu)(shu)冠為(wei)(wei)(wei)主(zhu)(zhu),通過拉枝(zhi)等(deng)方(fang)式(shi)形成(cheng)(cheng)三(san)大(da)(da)主(zhu)(zhu)枝(zhi),四至(zhi)(zhi)(zhi)五個副(fu)(fu)(fu)主(zhu)(zhu)枝(zhi)的(de)(de)開心(xin)形樹(shu)(shu)(shu)(shu)形。 初果(guo)(guo)(guo)(guo)(guo)期(qi)修(xiu)(xiu)(xiu)(xiu)剪(jian)(4~5年(nian)(nian)生):繼續做(zuo)(zuo)好副(fu)(fu)(fu)主(zhu)(zhu)枝(zhi)培養(yang),并做(zuo)(zuo)好結(jie)果(guo)(guo)(guo)(guo)(guo)枝(zhi)培養(yang),為(wei)(wei)(wei)全(quan)面(mian)(mian)(mian)進(jin)(jin)(jin)入(ru)盛果(guo)(guo)(guo)(guo)(guo)期(qi)做(zuo)(zuo)準備。 盛果(guo)(guo)(guo)(guo)(guo)期(qi)修(xiu)(xiu)(xiu)(xiu)剪(jian):對(dui)主(zhu)(zhu)枝(zhi)、副(fu)(fu)(fu)主(zhu)(zhu)枝(zhi)適當(dang)(dang)(dang)回(hui)(hui)縮(suo)(suo)、短截;結(jie)果(guo)(guo)(guo)(guo)(guo)枝(zhi)采(cai)用(yong)(yong)長(chang)(chang)放(fang)(fang)修(xiu)(xiu)(xiu)(xiu)剪(jian),適當(dang)(dang)(dang)疏(shu)刪,保(bao)(bao)持樹(shu)(shu)(shu)(shu)體營(ying)養(yang)生長(chang)(chang)與生殖(zhi)生長(chang)(chang)相對(dui)平衡(heng)。 衰(shuai)老期(qi)修(xiu)(xiu)(xiu)(xiu)剪(jian):重(zhong)點(dian)對(dui)副(fu)(fu)(fu)主(zhu)(zhu)枝(zhi)輪(lun)換(huan)回(hui)(hui)縮(suo)(suo)更(geng)新,以(yi)(yi)(yi)恢復樹(shu)(shu)(shu)(shu)勢,延長(chang)(chang)結(jie)果(guo)(guo)(guo)(guo)(guo)壽命。 (2.3)花(hua)(hua)(hua)期(qi)放(fang)(fang)蜂和(he)人(ren)工(gong)授(shou)(shou)粉(fen) 在(zai)花(hua)(hua)(hua)期(qi)采(cai)取放(fang)(fang)蜂和(he)人(ren)工(gong)授(shou)(shou)粉(fen)等(deng)技術提高(gao)座(zuo)果(guo)(guo)(guo)(guo)(guo)率。 花(hua)(hua)(hua)期(qi)放(fang)(fang)蜂:花(hua)(hua)(hua)期(qi)在(zai)園內放(fang)(fang)蜂,每(mei)(mei)畝(mu)(mu)擺四箱為(wei)(wei)(wei)宜(yi)。 人(ren)工(gong)授(shou)(shou)粉(fen):在(zai)盛花(hua)(hua)(hua)期(qi)上午8~10時(shi)(shi)采(cai)用(yong)(yong)點(dian)授(shou)(shou)或(huo)噴(pen)霧進(jin)(jin)(jin)行(xing)人(ren)工(gong)授(shou)(shou)粉(fen)。 (2.4)疏(shu)果(guo)(guo)(guo)(guo)(guo): 在(zai)5月(yue)中旬(xun)根據葉果(guo)(guo)(guo)(guo)(guo)比(bi)16~20∶1留果(guo)(guo)(guo)(guo)(guo),先(xian)疏(shu)小果(guo)(guo)(guo)(guo)(guo)、畸形果(guo)(guo)(guo)(guo)(guo)、病(bing)(bing)果(guo)(guo)(guo)(guo)(guo)、傷果(guo)(guo)(guo)(guo)(guo),再(zai)疏(shu)過密(mi)果(guo)(guo)(guo)(guo)(guo)。 (2.5)肥(fei)(fei)水(shui)(shui)(shui)管(guan)理: 施(shi)(shi)(shi)(shi)(shi)肥(fei)(fei): 每(mei)(mei)年(nian)(nian)9月(yue)至(zhi)(zhi)(zhi)11月(yue)施(shi)(shi)(shi)(shi)(shi)基肥(fei)(fei),畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)羊糞等(deng)腐熟有(you)機(ji)肥(fei)(fei)2000公(gong)(gong)斤(jin),鈣鎂磷(lin)肥(fei)(fei)100公(gong)(gong)斤(jin),施(shi)(shi)(shi)(shi)(shi)入(ru)后覆(fu)土(tu)(tu)。幼(you)年(nian)(nian)樹(shu)(shu)(shu)(shu)按“薄肥(fei)(fei)勤施(shi)(shi)(shi)(shi)(shi)、少(shao)量多次”的(de)(de)原則使用(yong)(yong)追(zhui)肥(fei)(fei),以(yi)(yi)(yi)氮肥(fei)(fei)為(wei)(wei)(wei)主(zhu)(zhu),適當(dang)(dang)(dang)加施(shi)(shi)(shi)(shi)(shi)鉀肥(fei)(fei)。結(jie)果(guo)(guo)(guo)(guo)(guo)樹(shu)(shu)(shu)(shu)花(hua)(hua)(hua)前畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)硫(liu)(liu)酸(suan)鉀型復合(he)肥(fei)(fei)10公(gong)(gong)斤(jin);幼(you)果(guo)(guo)(guo)(guo)(guo)膨(peng)大(da)(da)期(qi)畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)用(yong)(yong)20公(gong)(gong)斤(jin)硫(liu)(liu)酸(suan)鉀,果(guo)(guo)(guo)(guo)(guo)實膨(peng)大(da)(da)期(qi)重(zhong)施(shi)(shi)(shi)(shi)(shi)有(you)機(ji)肥(fei)(fei),畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)腐熟的(de)(de)餅(bing)肥(fei)(fei)100公(gong)(gong)斤(jin)和(he)硫(liu)(liu)酸(suan)鉀20公(gong)(gong)斤(jin),以(yi)(yi)(yi)促進(jin)(jin)(jin)果(guo)(guo)(guo)(guo)(guo)實膨(peng)大(da)(da)、花(hua)(hua)(hua)芽形成(cheng)(cheng);采(cai)后畝(mu)(mu)施(shi)(shi)(shi)(shi)(shi)10公(gong)(gong)斤(jin)尿素,以(yi)(yi)(yi)恢復樹(shu)(shu)(shu)(shu)勢。 水(shui)(shui)(shui)分(fen)管(guan)理應做(zuo)(zuo)到早(zao)期(qi)灌水(shui)(shui)(shui),成(cheng)(cheng)熟前適當(dang)(dang)(dang)控水(shui)(shui)(shui);夏季(6月(yue)中旬(xun)開始)用(yong)(yong)銀光膜或(huo)稻草等(deng)對(dui)樹(shu)(shu)(shu)(shu)盤進(jin)(jin)(jin)行(xing)覆(fu)蓋,保(bao)(bao)持土(tu)(tu)壤濕潤。 (3)主(zhu)(zhu)要病(bing)(bing)蟲害(hai)防(fang)治:在(zai)病(bing)(bing)蟲害(hai)防(fang)治過程中要貫徹以(yi)(yi)(yi)“預防(fang)為(wei)(wei)(wei)主(zhu)(zhu)、綜合(he)防(fang)治”的(de)(de)方(fang)針,以(yi)(yi)(yi)農業防(fang)治為(wei)(wei)(wei)基礎(chu),結(jie)合(he)物(wu)理防(fang)治和(he)生物(wu)防(fang)治,適當(dang)(dang)(dang)進(jin)(jin)(jin)行(xing)化學(xue)防(fang)治。 (4)鳥(niao)害(hai)防(fang)治:在(zai)6月(yue)10日(ri)左右用(yong)(yong)防(fang)鳥(niao)網對(dui)槜李園進(jin)(jin)(jin)行(xing)覆(fu)蓋保(bao)(bao)護,保(bao)(bao)證桐(tong)(tong)(tong)鄉(xiang)(xiang)槜李的(de)(de)采(cai)收(shou)成(cheng)(cheng)熟度(du),降低損耗,提高(gao)品質,同時(shi)(shi)也促進(jin)(jin)(jin)人(ren)鳥(niao)的(de)(de)和(he)諧共處。 (5)采(cai)收(shou)及(ji)采(cai)后包裝(zhuang): (5.1)采(cai)收(shou):桐(tong)(tong)(tong)鄉(xiang)(xiang)槜李采(cai)收(shou)成(cheng)(cheng)熟度(du)必須(xu)達到八成(cheng)(cheng)熟以(yi)(yi)(yi)上,采(cai)果(guo)(guo)(guo)(guo)(guo)人(ren)員采(cai)果(guo)(guo)(guo)(guo)(guo)前剪(jian)平指甲,采(cai)收(shou)時(shi)(shi),不(bu)可強行(xing)拉枝(zhi),果(guo)(guo)(guo)(guo)(guo)實宜(yi)輕采(cai)輕放(fang)(fang),存放(fang)(fang)容器(qi)宜(yi)墊軟(ruan)物(wu),鋪一(yi)層為(wei)(wei)(wei)宜(yi)。 (5.2)分(fen)級:外觀要求果(guo)(guo)(guo)(guo)(guo)形端正、無(wu)病(bing)(bing)斑、無(wu)日(ri)灼、無(wu)機(ji)械傷、果(guo)(guo)(guo)(guo)(guo)面(mian)(mian)(mian)紫紅色、果(guo)(guo)(guo)(guo)(guo)面(mian)(mian)(mian)光潔(jie)、布滿果(guo)(guo)(guo)(guo)(guo)點(dian)、外披白粉(fen);口(kou)(kou)感要求甜(tian)酸(suan)適口(kou)(kou),香(xiang)味濃(nong)郁,柔(rou)軟(ruan)多汁,纖維少(shao),無(wu)硬(ying)塊;可溶性(xing)固(gu)形物(wu)含量≥14%。按果(guo)(guo)(guo)(guo)(guo)實單(dan)果(guo)(guo)(guo)(guo)(guo)重(zhong)量分(fen)為(wei)(wei)(wei)四個等(deng)級,特級大(da)(da)于(yu)50克,一(yi)級果(guo)(guo)(guo)(guo)(guo)40克至(zhi)(zhi)(zhi)50克,二級果(guo)(guo)(guo)(guo)(guo)為(wei)(wei)(wei)35克至(zhi)(zhi)(zhi)40克,35克以(yi)(yi)(yi)下(xia)為(wei)(wei)(wei)等(deng)外果(guo)(guo)(guo)(guo)(guo)。??
六.包裝標識相關規定
桐(tong)鄉(xiang)(xiang)市果樹(shu)科學技(ji)術(shu)協會是桐(tong)鄉(xiang)(xiang)槜(zui)(zui)李(li)(li)農(nong)產(chan)品(pin)地理(li)(li)標(biao)(biao)志登記(ji)證書的(de)唯一持(chi)有人,凡是在桐(tong)鄉(xiang)(xiang)槜(zui)(zui)李(li)(li)地理(li)(li)標(biao)(biao)志地域范圍內從事桐(tong)鄉(xiang)(xiang)槜(zui)(zui)李(li)(li)生(sheng)產(chan)的(de)單位(wei)和(he)個人,在產(chan)品(pin)或包裝上使(shi)用桐(tong)鄉(xiang)(xiang)槜(zui)(zui)李(li)(li)農(nong)產(chan)品(pin)地理(li)(li)標(biao)(biao)志,必須向桐(tong)鄉(xiang)(xiang)市果樹(shu)科學技(ji)術(shu)協會提出申請,并按照相(xiang)關(guan)要求規(gui)范生(sheng)產(chan)和(he)使(shi)用標(biao)(biao)志,統一采用桐(tong)鄉(xiang)(xiang)槜(zui)(zui)李(li)(li)名(ming)稱(cheng)和(he)農(nong)產(chan)品(pin)地理(li)(li)標(biao)(biao)志公共(gong)標(biao)(biao)識(shi)相(xiang)結合(he)的(de)標(biao)(biao)識(shi)標(biao)(biao)注方(fang)法。