太和黃桃(tao)果(guo)形渾圓,皮薄、金黃色(se)帶(dai)點狀紅(hong)(hong)色(se),肉厚、金黃色(se),近核部分呈玫紅(hong)(hong)色(se),粘核,甜脆可口,果(guo)香(xiang)濃郁。
太和(he)黃桃地域(yu)保護范圍(wei)包括重慶市合川區太和(he)鎮(zhen)(zhen)的太和(he)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、石(shi)嶺(ling)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、富(fu)金(jin)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、沙(sha)金(jin)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、曬經(jing)(jing)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、白馬村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、樓房村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、石(shi)墻村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、把傘村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、白陽村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、復興(xing)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、石(shi)埡村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、亭子村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、唐家村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、報恩村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、木蓮村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、仙橋(qiao)(qiao)(qiao)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、望仙村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、小河村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、菱角村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、米市村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun);渭(wei)沱鎮(zhen)(zhen)的半(ban)坡(po)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、油(you)(you)橋(qiao)(qiao)(qiao)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun);大(da)石(shi)街(jie)道斗笠村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、大(da)覺村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun);隆(long)興(xing)鎮(zhen)(zhen)的三青(qing)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、馬鞍(an)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)等27個村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)。東至大(da)石(shi)街(jie)道大(da)覺村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、斗笠村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)一帶,西至太和(he)鎮(zhen)(zhen)米市村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)一帶,北至隆(long)興(xing)鎮(zhen)(zhen)三青(qing)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、馬鞍(an)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)一帶,南至渭(wei)沱鎮(zhen)(zhen)半(ban)坡(po)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)、油(you)(you)橋(qiao)(qiao)(qiao)村(cun)(cun)(cun)(cun)(cun)(cun)(cun)(cun)一帶。地理(li)坐標為東經(jing)(jing)106°00′42″~106°11′11″,北緯30°03′14″~30°12′13″。保護規模8000公(gong)頃,年(nian)產(chan)量(liang)30萬噸。
4.1感官特性 太和黃(huang)桃果形渾圓,皮薄、金黃(huang)色(se)帶點狀紅色(se),肉厚、金黃(huang)色(se),近核(he)部分(fen)呈(cheng)玫(mei)紅色(se),粘核(he),甜脆可口,果香濃郁。
4.2品質(zhi)指標 太和黃桃可溶性糖含量≥7.0%,可滴定酸≤0.2%,可溶性固形物≥16%,維生素(su)C≥10.0mg/100g,胡(hu)蘿(luo)卜素(su)≥0.9mg/kg。
4.3安全要求 太和(he)黃桃產品質量(liang)符合NY/T 586的規定(ding),農藥安全使(shi)用(yong)標(biao)準(zhun)符合GB 4285的規定(ding)。
2.1地形地貌 太(tai)和(he)黃桃產(chan)區位于川(chuan)中褶皺帶(dai)龍(long)女寺(si)半環狀構造區,屬于淺丘陵地貌,地勢北(bei)高(gao)南(nan)低(di),海(hai)拔(ba)高(gao)度(du)在(zai)216.3米(mi)至346.7米(mi)之間。
2.2氣(qi)候條(tiao)件 太和黃桃產(chan)區(qu)局部小氣(qi)候區(qu)特征明顯,相較(jiao)同類地(di)區(qu),光(guang)照更(geng)(geng)充足、降雨更(geng)(geng)少,晝夜溫(wen)(wen)差更(geng)(geng)大,植物光(guang)合作用(yong)更(geng)(geng)強烈,年均(jun)(jun)日照1256.5小時,年均(jun)(jun)降水量1005.7mm,無(wu)霜期320-340天,平(ping)均(jun)(jun)相對濕度(du)70%。氣(qi)候屬亞熱帶溫(wen)(wen)潤氣(qi)候區(qu),冬(dong)暖夏熱,春早秋短(duan),無(wu)霜期長,年均(jun)(jun)氣(qi)溫(wen)(wen)18.0℃,最(zui)高年均(jun)(jun)溫(wen)(wen)度(du)18.3℃,絕對最(zui)高溫(wen)(wen)41℃,極端最(zui)低溫(wen)(wen)-1.8℃,年均(jun)(jun)積溫(wen)(wen)6529.9℃,≥10℃的(de)平(ping)均(jun)(jun)積溫(wen)(wen)5729℃。
2.3水(shui)(shui)(shui)文條件 境內水(shui)(shui)(shui)源豐富,來(lai)自(zi)涪江上(shang)游(you)的高山水(shui)(shui)(shui)與(yu)當地地下水(shui)(shui)(shui)、山泉水(shui)(shui)(shui),富含多種人(ren)體所需礦物質,水(shui)(shui)(shui)質極(ji)為優良。
2.4土壤(rang)土質 土壤(rang)以遂寧(ning)母(mu)土質為(wei)主,土質疏松(song)肥沃,腐熟度高、透(tou)水透(tou)氣性好(hao),富含大量(liang)有機質和(he)鋅、鐵等微量(liang)元素(su),是黃桃最喜愛(ai)的(de)生(sheng)長環境。
3.1產地(di)選(xuan)擇(ze) 選(xuan)擇(ze)土(tu)質疏松、肥沃、略帶酸性或者(zhe)中性、透氣透水性能(neng)良好、地(di)下水位不(bu)(bu)超(chao)過1米、排灌(guan)方便(bian)、交通(tong)便(bian)利的緩(huan)坡地(di)建園。園內具有良好生態環境、空氣清新(xin),不(bu)(bu)受工業(ye)污染,產地(di)環境符合《綠色食品 產地(di)環境技術條件(jian)》NY/T 391標準。
3.2品種選擇 選擇“北京21黃桃(tao)”、“北京23黃桃(tao)”等優(you)良黃桃(tao)品種,具有(you)生長周(zhou)期長、成熟期晚(7月(yue)中下旬至(zhi)8月(yue)上旬),個大色艷,口感(gan)脆甜(tian)、香氣濃郁持(chi)久,抗逆(ni)性強(qiang),豐(feng)產性好等特(te)點。
3.3生產管理
3.3.1育苗 選(xuan)種(zhong)(zhong),砧(zhen)木種(zhong)(zhong)子以240-300粒/千克標(biao)準的(de)晚熟或者極晚熟的(de)毛桃(tao)為砧(zhen)木種(zhong)(zhong)子最(zui)佳。點播,以沙藏層積法貯藏打破砧(zhen)木種(zhong)(zhong)子休眠,采取(qu)寬(kuan)窄行用條狀單(dan)核(he)點播法進行播種(zhong)(zhong)。
3.3.2嫁接 選(xuan)擇單(dan)株樹冠外圍(wei)剪(jian)取生產充實(shi),無病蟲害的(de)長果枝作為接穗。選(xuan)用1年生小砧木,在離地5-8厘米(mi)處切(qie)T字型,將現取的(de)芽片插入,用專(zhuan)用1-1.2厘米(mi)接膜包(bao)好(hao)(一橫一點嫁接法)。
3.3.3定(ding)(ding)植 秋、冬季種植,或者自落葉至春季萌(meng)芽前都可栽植;定(ding)(ding)形(xing)方式采用正(zheng)方形(xing)定(ding)(ding)植和(he)長方形(xing)定(ding)(ding)植;定(ding)(ding)植穴(xue)內先(xian)填20厘(li)(li)(li)米(mi)表土,施20千(qian)克(ke)腐熟(shu)有機肥、過磷酸(suan)鈣0.5千(qian)克(ke),最(zui)上層(ceng)10厘(li)(li)(li)米(mi)-20厘(li)(li)(li)米(mi)填入熟(shu)土;定(ding)(ding)植時挖30厘(li)(li)(li)米(mi)深坑(keng),將(jiang)桃(tao)苗放入定(ding)(ding)植穴(xue),培填少(shao)量土后(hou),稍(shao)上提,確保(bao)根系伸展與土壤(rang)貼(tie)實,后(hou)澆(jiao)水(shui),待水(shui)滲透后(hou),將(jiang)定(ding)(ding)植穴(xue)壘成龜(gui)背狀,每株(zhu)覆蓋1平(ping)米(mi)的地(di)膜。
3.3.4土壤管理 深耕(geng)翻土:在桃果采摘后至落葉前,結(jie)合施肥和灌水進行(xing)(xing),每年向外擴(kuo)穴,并深挖(wa)40厘米-50厘米的環形溝。中(zhong)耕(geng)除(chu)草:在黃桃的整個生產期,應(ying)進行(xing)(xing)中(zhong)耕(geng)除(chu)草,早春(chun)中(zhong)耕(geng)應(ying)在桃芽萌(meng)動前。地膜覆蓋(gai):在桃樹(shu)的樹(shu)冠下或者株間(jian)覆蓋(gai)秸稈、雜草或者地膜。
3.3.5施(shi)(shi)(shi)肥(fei)管理 因樹(shu)施(shi)(shi)(shi)肥(fei):對(dui)土壤肥(fei)力較(jiao)好的2-3年幼樹(shu),主施(shi)(shi)(shi)基(ji)肥(fei),不施(shi)(shi)(shi)或少施(shi)(shi)(shi)氮肥(fei);成年果樹(shu)以品種和產(chan)量為依據施(shi)(shi)(shi)肥(fei),對(dui)直(zhi)立的品種,應施(shi)(shi)(shi)少量氮肥(fei);年老果樹(shu)應當增施(shi)(shi)(shi)氮肥(fei),以恢復樹(shu)勢(shi)。因時(shi)施(shi)(shi)(shi)肥(fei):一般結果期的桃樹(shu)每年施(shi)(shi)(shi)肥(fei)3次(ci),即基(ji)肥(fei)、追(zhui)肥(fei)、補肥(fei)。
3.3.6花(hua)(hua)果管理 防凍:為防止(zhi)早春低(di)溫影響黃桃(tao)開花(hua)(hua),在(zai)花(hua)(hua)蕾期,以薄膜保護果枝(zhi)條,防止(zhi)凍壞花(hua)(hua)蕾。提高結果率:在(zai)花(hua)(hua)期,可(ke)施(shi)用硼砂溶(rong)液加(jia)生長素,謝果后噴施(shi)生長素。防落(luo)果:在(zai)成(cheng)果期,除加(jia)強病蟲害防治外、要注(zhu)意(yi)輕(qing)剪修枝(zhi),增施(shi)補肥(fei)。
3.3.7病(bing)蟲(chong)害防(fang)治(zhi)(zhi) 針對黃桃病(bing)蟲(chong)害,在防(fang)治(zhi)(zhi)方法上(shang)(shang),以農(nong)(nong)業防(fang)治(zhi)(zhi)為基礎,優先(xian)選(xuan)用生(sheng)物、物理、生(sheng)態防(fang)治(zhi)(zhi)等非化學(xue)防(fang)治(zhi)(zhi)手段,最(zui)大限(xian)度地減少農(nong)(nong)藥(yao)使(shi)用量,控制農(nong)(nong)藥(yao)殘留(liu)。化學(xue)防(fang)治(zhi)(zhi)上(shang)(shang)采(cai)用生(sheng)物農(nong)(nong)藥(yao)為主,選(xuan)擇高效低毒低殘留(liu)的復配農(nong)(nong)藥(yao)。農(nong)(nong)藥(yao)使(shi)用應遵循《綠色(se)食(shi)品 農(nong)(nong)藥(yao)施用準(zhun)則(ze)》(NY/T393)標(biao)準(zhun)要求。
3.4產品(pin)(pin)收(shou)獲及(ji)產后處理規(gui)定 及(ji)時(shi)采收(shou):采收(shou)時(shi)間為7月中下旬至8月上旬不(bu)宜過早(zao)或者過晚,要做到(dao)及(ji)時(shi)采收(shou),保證最佳果質(zhi)。采收(shou)方式:采收(shou)采用兩剪法(fa),講究精細采果,輕拿輕放,防止機(ji)械損傷。貯存方法(fa):按銷售要求進行商品(pin)(pin)化處理,分(fen)級、統一包裝,不(bu)允許(xu)有(you)害物質(zhi)對果品(pin)(pin)污染,需暫(zan)存時(shi)宜選擇(ze)陰(yin)涼、干燥、通(tong)風處。
3.5生(sheng)(sheng)(sheng)產記錄要(yao)求 太和(he)黃桃(tao)的(de)生(sheng)(sheng)(sheng)產全過程都(dou)嚴(yan)格建立生(sheng)(sheng)(sheng)產檔案,記錄病蟲(chong)害發生(sheng)(sheng)(sheng)情況(kuang)、生(sheng)(sheng)(sheng)產技術措(cuo)施和(he)投入品使用(yong)(yong)情況(kuang),特別(bie)是(shi)化肥、農(nong)藥的(de)名稱、來源、使用(yong)(yong)目的(de)、用(yong)(yong)法、用(yong)(yong)量(liang)和(he)使用(yong)(yong)、停用(yong)(yong)的(de)日期,果實生(sheng)(sheng)(sheng)育期及收(shou)獲(huo)日期,質量(liang)檢(jian)測情況(kuang),銷(xiao)售情況(kuang)等,并妥善保存,以備查閱。