一.產品介紹
永(yong)(yong)定(ding)(ding)(ding)早(zao)(zao)熟(shu)(shu)芋(yu)(yu)栽(zai)培歷史悠久,乾隆(long)《永(yong)(yong)定(ding)(ding)(ding)縣志》記載“芋(yu)(yu):大者(zhe)數斤,小者(zhe)如(ru)卵,呼之早(zao)(zao)芋(yu)(yu)”。許多(duo)客(ke)家(jia)美食以早(zao)(zao)熟(shu)(shu)芋(yu)(yu)作(zuo)原料,如(ru)芋(yu)(yu)子(zi)(zi)(zi)包、芋(yu)(yu)子(zi)(zi)(zi)粄等,1990年(nian)在永(yong)(yong)定(ding)(ding)(ding)峰市鄉泥角村發現變異(yi)株(zhu),經(jing)過多(duo)年(nian)選育(yu)實驗,1995年(nian)定(ding)(ding)(ding)名“六(liu)月(yue)(yue)(yue)紅”早(zao)(zao)熟(shu)(shu)芋(yu)(yu)(閩認(ren)菜2004002),“六(liu)月(yue)(yue)(yue)紅”早(zao)(zao)熟(shu)(shu)芋(yu)(yu)是(shi)我(wo)國最早(zao)(zao)成(cheng)熟(shu)(shu)的芋(yu)(yu)子(zi)(zi)(zi)品(pin)種(zhong),是(shi)永(yong)(yong)定(ding)(ding)(ding)獨具特色(se)(se)的地方優(you)良品(pin)種(zhong)。 永(yong)(yong)定(ding)(ding)(ding)“六(liu)月(yue)(yue)(yue)紅”早(zao)(zao)熟(shu)(shu)芋(yu)(yu)典型(xing)特點如(ru)下:該品(pin)種(zhong)屬多(duo)子(zi)(zi)(zi)芋(yu)(yu)類型(xing)。株(zhu)高(gao)100厘米(mi)左右(you),全(quan)生(sheng)(sheng)育(yu)期總葉片數16-17葉,葉為(wei)(wei)盾形,互(hu)生(sheng)(sheng),葉柄和葉緣邊呈紫色(se)(se),葉脈(mo)綠色(se)(se),單株(zhu)結(jie)芋(yu)(yu)數一般8-12個(ge),單子(zi)(zi)(zi)芋(yu)(yu)重(zhong)60克左右(you),子(zi)(zi)(zi)芋(yu)(yu)呈卵型(xing),皮薄,白芽,肉(rou)(rou)乳白色(se)(se),肉(rou)(rou)質(zhi)細(xi)嫩、粘(zhan)滑,品(pin)質(zhi)優(you),商品(pin)性好。“六(liu)月(yue)(yue)(yue)紅”早(zao)(zao)熟(shu)(shu)芋(yu)(yu)獨具風(feng)味,肉(rou)(rou)質(zhi)細(xi)嫩、粘(zhan)滑,富含(han)維(wei)(wei)生(sheng)(sheng)素E,維(wei)(wei)生(sheng)(sheng)素E含(han)量(liang)(liang)(liang)5.2mg/kg以上,淀粉含(han)量(liang)(liang)(liang)6.5g/100g以上,蛋白質(zhi)含(han)量(liang)(liang)(liang)1g/100g以上。 永(yong)(yong)定(ding)(ding)(ding)“六(liu)月(yue)(yue)(yue)紅”早(zao)(zao)熟(shu)(shu)芋(yu)(yu)是(shi)永(yong)(yong)定(ding)(ding)(ding)具有地方特色(se)(se)的優(you)勢(shi)品(pin)種(zhong),該產業能促進(jin)縣域(yu)經(jing)濟發展,帶動農民增收(shou)的優(you)勢(shi)產業,永(yong)(yong)定(ding)(ding)(ding)縣政(zheng)府十分重(zhong)視,出(chu)臺了相關(guan)扶持政(zheng)策,加大品(pin)牌建(jian)設力(li)度,預(yu)計(ji)到2016年(nian)種(zhong)植規模為(wei)(wei)4.5萬畝,直接帶動農戶每畝增收(shou)2500元(yuan)。
二(er).自然生態環境和(he)人(ren)文歷史因素
1、氣(qi)(qi)候情況(kuang):地處中(zhong)亞(ya)熱帶向南(nan)(nan)(nan)(nan)亞(ya)熱帶過渡地段,屬亞(ya)熱帶海(hai)洋性季風(feng)氣(qi)(qi)候,夏無(wu)酷暑,冬無(wu)嚴寒。年(nian)(nian)平均(jun)氣(qi)(qi)溫20.1℃,極端(duan)最高(gao)溫為(wei)39.2℃,極端(duan)最低溫為(wei)-4.8℃,年(nian)(nian)平均(jun)降(jiang)雨量(liang)為(wei)1606.9mm,最多(duo)降(jiang)水量(liang)2479.8mm(1983年(nian)(nian)),最少年(nian)(nian)為(wei)1157.7mm(1958年(nian)(nian)),雨量(liang)充沛。永定縣全年(nian)(nian)日(ri)照總時(shi)(shi)數(shu)平均(jun)為(wei)2024.6小(xiao)時(shi)(shi),日(ri)照百分(fen)(fen)率為(wei)46%。本縣南(nan)(nan)(nan)(nan)北緯度跨越不大,日(ri)出日(ri)沒時(shi)(shi)刻相(xiang)差只1~2分(fen)(fen)鐘,年(nian)(nian)有(you)霜日(ri)數(shu)平均(jun)為(wei)13天。環(huan)境空(kong)氣(qi)(qi)達到國家環(huan)境空(kong)氣(qi)(qi)質量(liang)GB3095-1966二級以(yi)上標準。縣內(nei)地勢東北高(gao)、西(xi)南(nan)(nan)(nan)(nan)低,東南(nan)(nan)(nan)(nan)與西(xi)北部山(shan)巒重疊(die),使全縣成(cheng)為(wei)典型的丘陵(ling)山(shan)地。由于西(xi)北部多(duo)高(gao)山(shan)能阻(zu)擋北方寒流南(nan)(nan)(nan)(nan)下,東南(nan)(nan)(nan)(nan)部山(shan)脈可阻(zu)擋南(nan)(nan)(nan)(nan)部臺風(feng)侵襲,地勢由東北向西(xi)南(nan)(nan)(nan)(nan)逐步(bu)傾斜,有(you)利(li)于冷空(kong)氣(qi)(qi)排泄(xie)和海(hai)洋暖流輸入(ru),使永定縣有(you)優越的氣(qi)(qi)候條件。
2、水(shui)(shui)文情況:永定(ding)縣溪河均(jun)屬山區河流,分別屬于汀江(jiang)水(shui)(shui)系(xi)、梅河水(shui)(shui)系(xi)、梅江(jiang)水(shui)(shui)系(xi)、九(jiu)龍江(jiang)水(shui)(shui)系(xi)。有四大河:分別是永定(ding)河、金(jin)豐(feng)溪、黃(huang)潭河、汀江(jiang)干流。地下水(shui)(shui)蓄量(liang)充沛,水(shui)(shui)質達(da)到國家農(nong)田灌溉水(shui)(shui)質標準(zhun)GB 5084-92二級以(yi)上(shang)標準(zhun)。
3、土壤(rang)和植被(bei):全縣耕地(di)(di)(di)土壤(rang)分(fen)旱地(di)(di)(di)和水(shui)田(tian)兩種(zhong)(zhong),旱地(di)(di)(di)土壤(rang)有(you)灰紅泥(ni)土等五個類型,以紅泥(ni)土面(mian)積(ji)(ji)最大,占耕地(di)(di)(di)面(mian)積(ji)(ji)3.88%;水(shui)田(tian)土有(you)26個類型,以淺灰黃泥(ni)田(tian)面(mian)積(ji)(ji)最大,其(qi)次(ci)為(wei)黃泥(ni)田(tian),共占耕地(di)(di)(di)面(mian)積(ji)(ji)57.66%。土壤(rang)有(you)機(ji)質(zhi)含量(liang)(liang)較(jiao)為(wei)豐(feng)富(fu)(fu),根據(ju)對全縣的(de)(de)土壤(rang)化(hua)驗分(fen)析(xi):有(you)機(ji)質(zhi)含量(liang)(liang)在6.6~75.0g/kg之間,平均值為(wei)38.1 g/kg。有(you)機(ji)質(zhi)含量(liang)(liang)豐(feng)富(fu)(fu)(>30g/kg)的(de)(de)樣(yang)點(dian)數(shu)占86.6%,而有(you)機(ji)質(zhi)含量(liang)(liang)缺乏(<20g/kg)的(de)(de)樣(yang)點(dian)數(shu)僅占0.87%,說明本區土壤(rang)有(you)機(ji)質(zhi)含量(liang)(liang)是比較(jiao)豐(feng)富(fu)(fu)的(de)(de)。在河谷沖積(ji)(ji)地(di)(di)(di)帶,土壤(rang)肥沃、疏松,比較(jiao)適于永(yong)(yong)定(ding)“六(liu)(liu)月(yue)(yue)紅”早熟芋(yu)生(sheng)長(chang)。 永(yong)(yong)定(ding)縣植被(bei)完(wan)好,森林覆蓋率達73%。植物資源種(zhong)(zhong)類繁(fan)多(duo),據(ju)調查,有(you)山地(di)(di)(di)植物162科1027種(zhong)(zhong),栽培果樹28種(zhong)(zhong)。 永(yong)(yong)定(ding)獨特(te)(te)的(de)(de)地(di)(di)(di)形(xing)地(di)(di)(di)貌形(xing)成(cheng)了(le)獨特(te)(te)農(nong)田(tian)生(sheng)態和氣候條件,為(wei)永(yong)(yong)定(ding)“六(liu)(liu)月(yue)(yue)紅”早熟芋(yu)的(de)(de)生(sheng)長(chang)提供了(le)優越的(de)(de)條件,造就了(le)永(yong)(yong)定(ding)“六(liu)(liu)月(yue)(yue)紅”早熟芋(yu)特(te)(te)性(xing)與獨特(te)(te)的(de)(de)品質(zhi)。
三.地域范圍
永(yong)(yong)定縣(xian)位于福建(jian)省(sheng)西(xi)(xi)南(nan)部,介于北緯24°23′~25°05′、東經116°25′~117°05′之間。東連南(nan)靖(jing)縣(xian),東南(nan)與平(ping)(ping)和(he)縣(xian)交界,西(xi)(xi)南(nan)與廣東省(sheng)大埔縣(xian)、梅縣(xian)接壤(rang),西(xi)(xi)北與上杭縣(xian)相(xiang)連,東北與新羅(luo)區毗鄰。全(quan)境東西(xi)(xi)最寬距離68公里(li),南(nan)北最長(chang)距離80公里(li),總面(mian)積(ji)(ji)2223平(ping)(ping)方公里(li)。地域范圍包括全(quan)縣(xian)轄10個(ge)鎮(zhen)、14個(ge)鄉。永(yong)(yong)定六月(yue)紅早熟芋保護(hu)面(mian)積(ji)(ji)2223平(ping)(ping)方公里(li),生產(chan)面(mian)積(ji)(ji)2100公頃,年(nian)產(chan)量4.2萬(wan)噸,年(nian)銷(xiao)售(shou)收入1億元(yuan)。
四.產品品質特性(xing)特征
1、外在(zai)感官特征:永定六月紅早熟芋屬多(duo)子(zi)芋類型(xing)。株(zhu)高(gao)100厘(li)米左右,全(quan)生育期(qi)總葉(xie)(xie)片(pian)數16-17葉(xie)(xie),葉(xie)(xie)為盾形(xing),互(hu)生,葉(xie)(xie)柄和葉(xie)(xie)緣邊呈紫(zi)色,葉(xie)(xie)脈綠色,單株(zhu)結(jie)芋數一般8-12個,單子(zi)芋重60克左右,子(zi)芋呈卵型(xing),皮薄,白芽,肉乳(ru)白色。
2、內在品質(zhi)指標:永定六(liu)(liu)月(yue)紅早熟芋(yu)獨(du)具風味(wei),肉(rou)質(zhi)細嫩、粘滑。六(liu)(liu)月(yue)紅早熟芋(yu)富(fu)含(han)維生素E,維生素E含(han)量(liang)5.2mg/kg以上(shang),淀粉(fen)含(han)量(liang)6.5g/100g以上(shang),蛋白質(zhi)含(han)量(liang)1g/100g以上(shang)。
3、安全要求:永定(ding)六月紅早熟芋執行《NY5221-2005無公(gong)害食品(pin)薯芋類蔬菜》標準。
五.特定生(sheng)產方式
1、種(zhong)植準備(bei) 整(zheng)地作畦(qi):芋田(tian)(tian)(tian)應選(xuan)擇(ze)土壤肥沃、透水性好(hao)的水田(tian)(tian)(tian)或者旱地。芋田(tian)(tian)(tian)應進(jin)行(xing)深翻、曬(shai)白,整(zheng)畦(qi)前每(mei)畝(mu)施(shi)消石灰50~75kg,作畦(qi)規格(ge)為(wei)畦(qi)帶溝(gou)130cm ,畦(qi)高(gao)25cm以上。基肥每(mei)畝(mu)用腐熟有(you)機肥1500kg,硫(liu)酸(suan)鎂3~5kg,硼砂1kg,硫(liu)酸(suan)鉀10kg,過磷酸(suan)鈣50kg,拌勻堆漚7~10天,采取穴施(shi)。每(mei)畝(mu)種(zhong)植3000株(zhu),即株(zhu)距(ju)為(wei)35 cm,行(xing)距(ju)為(wei)65cm。定植時間為(wei)11月(yue)上旬至1月(yue)上旬。
2、種(zhong)(zhong)植(zhi)技術要(yao)求(qiu) 種(zhong)(zhong)植(zhi)前(qian)種(zhong)(zhong)芋(yu)(yu)(yu)(yu)曬2~4天,并去除(chu)芽頂部的鱗片(pian)毛。剔除(chu)病(bing)(bing)蟲(chong)危害或機(ji)械傷的種(zhong)(zhong)芋(yu)(yu)(yu)(yu),種(zhong)(zhong)芽大小(xiao)分(fen)級種(zhong)(zhong)植(zhi)。種(zhong)(zhong)芋(yu)(yu)(yu)(yu)殺蟲(chong)、滅菌處理:將種(zhong)(zhong)芋(yu)(yu)(yu)(yu)放入40%樂果乳劑一份(fen)加(jia)(jia)(jia)50%多菌靈可濕(shi)(shi)性粉(fen)劑一份(fen)配(pei)成(cheng)800倍藥液中(zhong)(zhong),浸(jin)泡5~8分(fen)鐘撈起晾(liang)干即可種(zhong)(zhong)植(zhi)。種(zhong)(zhong)芋(yu)(yu)(yu)(yu)種(zhong)(zhong)植(zhi)深度8~10cm。種(zhong)(zhong)植(zhi)后種(zhong)(zhong)芋(yu)(yu)(yu)(yu)蓋(gai)土(tu)(tu)至芽頂2cm。芋(yu)(yu)(yu)(yu)田全園噴灑除(chu)草劑,每畝用(yong)50%丁草胺乳油100ml加(jia)(jia)(jia)水(shui)噴霧,畦面(mian)過干應加(jia)(jia)(jia)大用(yong)水(shui)量。芋(yu)(yu)(yu)(yu)田畦連邊地膜(mo)覆蓋(gai)。 科學管(guan)水(shui):采用(yong)獨特的水(shui)肥(fei)促控技術。5葉(xie)前(qian)保(bao)持(chi)土(tu)(tu)壤(rang)表(biao)土(tu)(tu)干,3cm以下見(jian)(jian)(jian)濕(shi)(shi)。結芋(yu)(yu)(yu)(yu)及(ji)子(zi)(zi)芋(yu)(yu)(yu)(yu)膨(peng)大期(qi)(qi)保(bao)持(chi)畦面(mian)見(jian)(jian)(jian)黑不見(jian)(jian)(jian)白(bai)。子(zi)(zi)芋(yu)(yu)(yu)(yu)成(cheng)熟(shu)期(qi)(qi)保(bao)持(chi)土(tu)(tu)壤(rang)表(biao)土(tu)(tu)見(jian)(jian)(jian)白(bai)不見(jian)(jian)(jian)黑,溝底見(jian)(jian)(jian)黑不見(jian)(jian)(jian)白(bai)。 中(zhong)(zhong)耕、除(chu)草、培(pei)(pei)土(tu)(tu):第(di)(di)8~9葉(xie)期(qi)(qi),結合(he)追施結芋(yu)(yu)(yu)(yu)肥(fei),中(zhong)(zhong)耕除(chu)草清除(chu)地膜(mo),填平種(zhong)(zhong)植(zhi)穴。第(di)(di)11~13葉(xie)期(qi)(qi),結合(he)施子(zi)(zi)芋(yu)(yu)(yu)(yu)膨(peng)大肥(fei),中(zhong)(zhong)耕除(chu)草,培(pei)(pei)土(tu)(tu)高度5cm。第(di)(di)11~15葉(xie)期(qi)(qi),中(zhong)(zhong)耕除(chu)草,除(chu)壓側(ce)芽,培(pei)(pei)土(tu)(tu)高至10cm。 病(bing)(bing)蟲(chong)害防治:從(cong)無病(bing)(bing)、健壯(zhuang)芋(yu)(yu)(yu)(yu)田中(zhong)(zhong)選留(liu)種(zhong)(zhong)芋(yu)(yu)(yu)(yu)。要(yao)求(qiu)水(shui)旱輪作,旱地要(yao)求(qiu)隔年(nian)種(zhong)(zhong)植(zhi)。發病(bing)(bing)初期(qi)(qi),發現病(bing)(bing)株立即拔掉病(bing)(bing)株,集(ji)中(zhong)(zhong)燒毀,并用(yong)石(shi)灰對病(bing)(bing)穴及(ji)周(zhou)圍土(tu)(tu)壤(rang)進行清毒(du)。施足(zu)基肥(fei),施用(yong)充(chong)分(fen)腐(fu)熟(shu)有(you)(you)有(you)(you)機(ji)肥(fei),避免偏施氮肥(fei),加(jia)(jia)(jia)強肥(fei)水(shui)管(guan)理,采用(yong)高畦栽培(pei)(pei),清溝排漬(zi)。主要(yao)病(bing)(bing)蟲(chong)害有(you)(you)芋(yu)(yu)(yu)(yu)疫(yi)病(bing)(bing)、芋(yu)(yu)(yu)(yu)污斑病(bing)(bing)、芋(yu)(yu)(yu)(yu)軟腐(fu)病(bing)(bing)、芋(yu)(yu)(yu)(yu)炭疽病(bing)(bing)、蚜(ya)蟲(chong)、芋(yu)(yu)(yu)(yu)單(dan)線天蛾、蠐(qi)螬。農藥不得使用(yong)無公(gong)害蔬(shu)菜禁用(yong)農藥。
3、芋(yu)田管理 破膜(mo)(mo)引(yin)苗:芋(yu)出苗后在每株(zhu)芽頂的(de)膜(mo)(mo)上用小(xiao)刀(dao)劃開一個小(xiao)口引(yin)苗伸出,并隨即(ji)用泥土封嚴揭口。 肥(fei)(fei)(fei)(fei)(fei)料施(shi)(shi)用:全期肥(fei)(fei)(fei)(fei)(fei)料參(can)考用量即(ji)尿素26kg,過磷(lin)酸鈣50kg,硫酸鉀24kg。第1~2葉(xie)展開時,施(shi)(shi)提苗肥(fei)(fei)(fei)(fei)(fei),施(shi)(shi)用量占(zhan)氮肥(fei)(fei)(fei)(fei)(fei)總(zong)量的(de)20%,水(shui)肥(fei)(fei)(fei)(fei)(fei)澆(jiao)(jiao)施(shi)(shi)。第5~6葉(xie)期施(shi)(shi)發棵肥(fei)(fei)(fei)(fei)(fei),施(shi)(shi)用量占(zhan)氮肥(fei)(fei)(fei)(fei)(fei)總(zong)量30%水(shui)肥(fei)(fei)(fei)(fei)(fei)澆(jiao)(jiao)施(shi)(shi)。第8~9葉(xie)期施(shi)(shi)結芋(yu)肥(fei)(fei)(fei)(fei)(fei),施(shi)(shi)用量占(zhan)氮肥(fei)(fei)(fei)(fei)(fei)總(zong)量50%,芋(yu)株(zhu)外(wai)9cm二(er)邊(bian)開溝施(shi)(shi)。第11~13葉(xie)期施(shi)(shi)子芋(yu)膨(peng)大肥(fei)(fei)(fei)(fei)(fei),以(yi)鉀肥(fei)(fei)(fei)(fei)(fei)為主,除(chu)基(ji)肥(fei)(fei)(fei)(fei)(fei)外(wai),其余鉀肥(fei)(fei)(fei)(fei)(fei)全部施(shi)(shi)下,在芋(yu)株(zhu)外(wai)12~15cm 二(er)邊(bian)開溝施(shi)(shi)。
4、產(chan)(chan)品(pin)收(shou)(shou)獲及(ji)產(chan)(chan)后處理:根據子(zi)芋(yu)產(chan)(chan)量及(ji)市場行情(qing)和(he)顧客(ke)對產(chan)(chan)品(pin)的要求進(jin)行適時采收(shou)(shou)。芋(yu)葉全部變黃衰敗,母芋(yu)、子(zi)芋(yu)根系枯萎(wei)是子(zi)芋(yu)成熟的標志。選擇(ze)晴天采收(shou)(shou),除(chu)去殘(can)根、須根和(he)泥土,晾干表面水分。同批產(chan)(chan)品(pin)可按(an)大(每顆100g以上)、中(50~100g)、小(小于50g)分級(ji),或按(an)購銷合同定級(ji)。
5、生產(chan)(chan)(chan)記錄:永定(ding)“六(liu)月紅(hong)”早熟芋的(de)生產(chan)(chan)(chan)全過程,要建立田(tian)間生產(chan)(chan)(chan)檔案,全面記載并(bing)妥善保存(cun),以(yi)備(bei)查(cha)閱。不得施用(yong)國家明令禁止使(shi)用(yong)的(de)高毒(du)、高殘留和(he)淘汰的(de)農業投(tou)入(ru)(ru)品(pin),嚴(yan)禁任何單位(wei)和(he)個人在生產(chan)(chan)(chan)基地推廣未經國家審定(ding)、登記、批準生產(chan)(chan)(chan)的(de)農業投(tou)入(ru)(ru)品(pin),以(yi)確保產(chan)(chan)(chan)品(pin)的(de)衛生與質量安全。