恒北(bei)村以盛產早(zao)酥梨而聞(wen)名(ming)全國,是全國最大(da)的早(zao)酥梨生(sheng)產基地之一。恒北(bei)早(zao)酥梨果(guo)形呈卵圓形,平(ping)均單果(guo)重300g;果(guo)皮呈翠(cui)綠色,果(guo)面光滑(hua),有光澤,果(guo)皮薄而脆(cui),果(guo)肉白色,石細胞少(shao),質(zhi)細酥脆(cui),汁液豐富,風(feng)味(wei)濃,酸甜適口,果(guo)心較小。
大豐(feng)市大中鎮恒(heng)北(bei)村早酥梨生態觀光(guang)園(yuan)地處(chu)黃(huang)海之濱的蘇北(bei)沿海,四(si)季(ji)分明、陽(yang)光(guang)充足(zu)、雨水(shui)充沛。是屬以上(shang)海為中心的華東2.5小時經濟區(qu),沿海高速、新(xin)長鐵路,204國道融匯貫(guan)通,距一類口岸大豐(feng)港僅30公里(li)。園(yuan)區(qu)位(wei)于大豐(feng)市區(qu)南側(ce),緊靠市區(qu),總面積(ji)4.8平方公里(li),市區(qu)主(zhu)干道大沈(shen)路、東寧路、春(chun)柳路、恒(heng)北(bei)大道貫(guan)穿(chuan)園(yuan)區(qu),交通便捷(jie),區(qu)位(wei)優勢突出。
恒(heng)北早酥梨(li)農產品(pin)地理(li)標志登記保護區(qu)域范圍為鹽城市大(da)豐區(qu)所轄大(da)中街道恒(heng)北村共計1個行政村。地理(li)坐標為東經120°27′42″~120°30′17″,北緯33°08′29″~33°09′41″,種植面積(ji)536公(gong)頃,年產量1.2萬(wan)噸(dun)。
恒(heng)北早酥梨產地(di)為(wei)(wei)濱(bin)海(hai)淤積平原,成土母(mu)質為(wei)(wei)海(hai)相沉(chen)積物。土壤(rang)為(wei)(wei)輕鹽(yan)(yan)沙(sha)質壤(rang)土,含鹽(yan)(yan)量(liang)(liang)在0.1%以(yi)下,質地(di)為(wei)(wei)輕壤(rang)土,耕(geng)層土壤(rang)有(you)(you)機(ji)質含量(liang)(liang)16.9克(ke)/千(qian)(qian)克(ke),有(you)(you)效磷9.4毫克(ke)/千(qian)(qian)克(ke),速效鉀140毫克(ke)/千(qian)(qian)克(ke),微(wei)量(liang)(liang)元(yuan)素(su)含量(liang)(liang)豐富(fu),PH值7.9,有(you)(you)利(li)于甜(tian)味(wei)的增加。
恒(heng)(heng)(heng)北(bei)(bei)村年(nian)均自然降水(shui)量(liang)在491mm至2 000 mm之間,平均1 042.2mm。在恒(heng)(heng)(heng)北(bei)(bei)村境內(nei),河(he)流主要形成“四(si)橫四(si)縱”水(shui)系,水(shui)資(zi)源非常豐富。其中(zhong)“四(si)橫”由(you)北(bei)(bei)向南(nan)依(yi)次為南(nan)中(zhong)心(xin)河(he)、恒(heng)(heng)(heng)北(bei)(bei)中(zhong)心(xin)河(he)(美(mei)滿河(he))、恒(heng)(heng)(heng)北(bei)(bei)南(nan)中(zhong)心(xin)河(he)、恒(heng)(heng)(heng)豐中(zhong)心(xin)河(he);“四(si)縱”由(you)東向西(xi)依(yi)次為新躍河(he)、斗(dou)私(si)河(he)、恒(heng)(heng)(heng)泰河(he)、西(xi)子午河(he)。溝(gou)河(he)常年(nian)水(shui)流方向由(you)西(xi)向東,由(you)南(nan)向北(bei)(bei)。周邊無工業區,無“三廢”污染,具備良好的灌溉種植用水(shui)條件,有(you)利于生產(chan)優(you)質安全梨果。
屬于(yu)海洋性季(ji)風氣候,四季(ji)分(fen)(fen)明,氣溫(wen)適(shi)中(zhong),年平均氣溫(wen)14.1℃,無霜(shuang)期213d,日照(zhao)充足,日照(zhao)時數2 238.9h,平均太陽總輻射(she)量(liang)118 kw/cm2,晝(zhou)夜溫(wen)差(cha)大,有利于(yu)產(chan)品養分(fen)(fen)積累(lei);雨(yu)量(liang)充沛,適(shi)宜早(zao)酥(su)梨的(de)生(sheng)長。
1、外在感觀特征
恒北早(zao)酥梨果(guo)(guo)形呈卵圓形,平均單果(guo)(guo)重(zhong)300g;果(guo)(guo)皮呈翠綠色(se)(se),果(guo)(guo)面光滑,有(you)光澤,果(guo)(guo)皮薄而(er)脆(cui),果(guo)(guo)肉(rou)白(bai)色(se)(se),石細(xi)胞少,質細(xi)酥脆(cui),汁液豐富,風味濃,酸甜適口(kou),果(guo)(guo)心(xin)較小。
2、內在品質指標
恒北早酥(su)梨(li)可溶性固形(xing)物含(han)量≥11.3%,可溶性糖(tang)≥9.66%,可滴定酸≤0.15g/100mL,維生素C含(han)量≥4.61 mg/100g。
3、質量安全要求
恒北早酥(su)梨產品(pin)(pin)質量(liang)符合《綠色食品(pin)(pin)》質量(liang)標準要(yao)求。
早酥梨的(de)產(chan)地生(sheng)產(chan)環(huan)境(jing)(jing)要(yao)(yao)求土(tu)(tu)層深厚(hou)、土(tu)(tu)質疏松肥沃的(de)沙(sha)壤土(tu)(tu)或壤土(tu)(tu)地塊,選擇(ze)生(sheng)態條件(jian)良(liang)好、遠離污染(ran)源(yuan)、并具有可持(chi)續性生(sheng)產(chan)能力的(de)農(nong)業生(sheng)產(chan)區域(yu),產(chan)地環(huan)境(jing)(jing)符合《綠色食(shi)品:產(chan)地環(huan)境(jing)(jing)技術條件(jian)(NY/T 391)》的(de)要(yao)(yao)求。
恒北早酥梨選(xuan)擇的品種(zhong)為(wei)本地區適應性好,成熟期早、品質優的早中熟品種(zhong)。
1、土壤管理
通過梨園生草(cao)、增施有機(ji)肥、秸稈(gan)覆(fu)蓋等(deng)措施,提高土壤有機(ji)質。梨園提倡(chang)種(zhong)植(zhi)黃花苜蓿、白三葉等(deng)豆(dou)科草(cao)種(zhong),利用(yong)這些草(cao)種(zhong)的固氮能力,提高土壤肥力。種(zhong)植(zhi)高羊茅(mao)、鼠茅(mao)草(cao)等(deng)禾本(ben)科淺根系草(cao)種(zhong),割刈后覆(fu)于(yu)樹盤,提高土壤有機(ji)質含量。
2、肥水管理
肥(fei)(fei)(fei)(fei)料(liao)應符合(he)(he)《綠(lv)色(se)食品(pin)肥(fei)(fei)(fei)(fei)料(liao)使用準(zhun)則》要求。以(yi)秋(qiu)季(ji)增施(shi)有機(ji)肥(fei)(fei)(fei)(fei)為(wei)主,生長季(ji)追(zhui)肥(fei)(fei)(fei)(fei)為(wei)輔(fu)。施(shi)足基(ji)肥(fei)(fei)(fei)(fei),根據(ju)(ju)有機(ji)肥(fei)(fei)(fei)(fei)的種類確(que)定(ding)施(shi)肥(fei)(fei)(fei)(fei)量,盛果(guo)期(qi)(qi)(qi)施(shi)肥(fei)(fei)(fei)(fei)量依(yi)據(ju)(ju)產量來定(ding),一般畝(mu)(mu)(mu)(mu)產梨果(guo)2 000kg,施(shi)用羊(yang)糞(fen)2 000kg/畝(mu)(mu)(mu)(mu)~2 500kg/畝(mu)(mu)(mu)(mu)或(huo)餅肥(fei)(fei)(fei)(fei)800kg/畝(mu)(mu)(mu)(mu)~1 000kg/畝(mu)(mu)(mu)(mu)。化(hua)肥(fei)(fei)(fei)(fei)則以(yi)全(quan)部(bu)氮肥(fei)(fei)(fei)(fei)的40%、全(quan)部(bu)鉀肥(fei)(fei)(fei)(fei)的40%和全(quan)部(bu)磷(lin)肥(fei)(fei)(fei)(fei)做基(ji)肥(fei)(fei)(fei)(fei),基(ji)施(shi)深度20cm~60cm。在樹體和土(tu)(tu)壤養(yang)分(fen)基(ji)本平衡(heng)條件(jian)下,氮磷(lin)鉀參照比例1.0:0.5:1.0進行(xing),及(ji)時(shi)追(zhui)肥(fei)(fei)(fei)(fei),可以(yi)結合(he)(he)花期(qi)(qi)(qi)、幼果(guo)期(qi)(qi)(qi)發(fa)育(yu)階段,葉面補充鈣(gai)、硼等(deng)中微量元素。在土(tu)(tu)壤相對含水量低于70%時(shi),果(guo)園實施(shi)了灌溉(gai),灌溉(gai)用水為(wei)園區(qu)附近河水,符合(he)(he)GB5084的要求。
3、病蟲害防治
采用(yong)(yong)(yong)以農(nong)(nong)(nong)(nong)(nong)業防(fang)治(zhi)(zhi)(zhi)為基礎,綜(zong)合運(yun)用(yong)(yong)(yong)物(wu)理防(fang)治(zhi)(zhi)(zhi)和生(sheng)物(wu)防(fang)治(zhi)(zhi)(zhi)措施(shi),創造不利于(yu)病(bing)蟲草(cao)孳(zi)生(sheng)而(er)有利于(yu)各(ge)類(lei)天敵繁衍的環境條件,減(jian)少病(bing)蟲草(cao)害侵(qin)入基數,保持果園生(sheng)態平(ping)衡,建立健(jian)康的果木(mu)生(sheng)長環境。必要時輔以化(hua)學防(fang)治(zhi)(zhi)(zhi),農(nong)(nong)(nong)(nong)(nong)藥(yao)使(shi)(shi)用(yong)(yong)(yong)應符(fu)合《綠色食品農(nong)(nong)(nong)(nong)(nong)藥(yao)使(shi)(shi)用(yong)(yong)(yong)準則(ze)》的要求(qiu)。禁止使(shi)(shi)用(yong)(yong)(yong)劇毒、高(gao)毒、高(gao)殘留農(nong)(nong)(nong)(nong)(nong)藥(yao)以及致畸、致癌、致突(tu)變農(nong)(nong)(nong)(nong)(nong)藥(yao)。提(ti)倡使(shi)(shi)用(yong)(yong)(yong)生(sheng)物(wu)源農(nong)(nong)(nong)(nong)(nong)藥(yao)、礦物(wu)源農(nong)(nong)(nong)(nong)(nong)藥(yao)和新型高(gao)效、低毒、低殘留農(nong)(nong)(nong)(nong)(nong)藥(yao)。嚴格掌握農(nong)(nong)(nong)(nong)(nong)藥(yao)使(shi)(shi)用(yong)(yong)(yong)安全間(jian)隔期。
4、果樹修剪
適宜的株行(xing)距為(wei)4 m×4~6 m。采(cai)用小冠形,干(gan)高60cm~80 cm,主枝(zhi)(zhi)3~4個,每主枝(zhi)(zhi)配置1~2個側枝(zhi)(zhi)。根據不同(tong)果樹(shu)的樹(shu)齡(ling)、長勢和修(xiu)剪(jian)(jian)目的分(fen)別采(cai)用各種簡化修(xiu)剪(jian)(jian)手法(整形、輕(qing)剪(jian)(jian)長放、拉枝(zhi)(zhi)、疏枝(zhi)(zhi)、回(hui)縮等),合理(li)負載(zai),合理(li)修(xiu)剪(jian)(jian),增(zeng)強樹(shu)體的抗(kang)性。
根據成熟程度確定采收(shou)時(shi)間(jian),果(guo)品顏色開始轉為翠綠色即可采收(shou),適度早采,以防木栓。采收(shou)期為7月15日-8月5日。采用人工采摘(zhai)的(de)方法,將采下的(de)梨(li)果(guo)放入清潔(jie)、通風(feng)性良(liang)好的(de)簍筐,然后按(an)果(guo)實大小進(jin)行(xing)(xing)分級,裝(zhuang)入相應(ying)的(de)包裝(zhuang)箱,包裝(zhuang)箱上(shang)的(de)標(biao)識(shi)清晰。嚴格按(an)照綠色食(shi)品運(yun)(yun)輸(shu)(shu)要求(qiu)進(jin)行(xing)(xing)運(yun)(yun)輸(shu)(shu),裝(zhuang)車前(qian)對運(yun)(yun)輸(shu)(shu)工具進(jin)行(xing)(xing)清潔(jie)和檢查。
建立(li)產品質量管(guan)理檔案體系,從物候期、投入品、田間管(guan)理、收獲、包(bao)裝、運輸(shu)等(deng)環節進行詳(xiang)細(xi)記錄,數據保存(cun)2年以上。
恒(heng)北(bei)(bei)早(zao)酥梨(li)是大豐(feng)區重點打造(zao)的(de)特色農(nong)(nong)(nong)(nong)(nong)產品,恒(heng)北(bei)(bei)村(cun)借力大豐(feng)區農(nong)(nong)(nong)(nong)(nong)業123重點工程,推(tui)(tui)廣種植(zhi)恒(heng)北(bei)(bei)早(zao)酥梨(li),延伸產業鏈推(tui)(tui)動農(nong)(nong)(nong)(nong)(nong)旅(lv)、文旅(lv)融(rong)合(he)發展,深入挖(wa)掘梨(li)文化,連(lian)續(xu)八年舉辦恒(heng)北(bei)(bei)梨(li)花文化節,成立恒(heng)北(bei)(bei)村(cun)級文聯,培植(zhi)溫泉度(du)假(jia)、康復療養、農(nong)(nong)(nong)(nong)(nong)耕體(ti)驗、研學培訓等鄉村(cun)旅(lv)游(you)度(du)假(jia)經濟,將農(nong)(nong)(nong)(nong)(nong)業、文化和旅(lv)游(you)有機(ji)融(rong)合(he),走出了一條品牌(pai)強農(nong)(nong)(nong)(nong)(nong)、產業興農(nong)(nong)(nong)(nong)(nong)、聯農(nong)(nong)(nong)(nong)(nong)帶農(nong)(nong)(nong)(nong)(nong)、農(nong)(nong)(nong)(nong)(nong)旅(lv)助農(nong)(nong)(nong)(nong)(nong)的(de)新路子。