生產特(te)點
(1)產地選(xuan)擇:選(xuan)擇在坡度在25°以(yi)下(xia)海拔高度為400-900米的山(shan)區、丘陵,坡度較高的應修筑等(deng)高梯地,平地和6°以(yi)下(xia)的緩坡地,栽植行(xing)南北向,5°-25°的坡地,按等(deng)高線挖梯地種植,并開好排灌溝(gou)。要求(qiu)土(tu)壤肥(fei)沃,有機(ji)質(zhi)含量在1.0%以(yi)上(shang)。土(tu)層厚度在100厘米以(yi)上(shang),活土(tu)層在50厘米以(yi)上(shang)。地下(xia)水(shui)位在100厘米以(yi)下(xia)。PH值(zhi)5.5-7.0之間。
(2)品(pin)(pin)(pin)種選擇:天峨大果山(shan)楂分有果頂凹和果頂凸出(尖臀)兩個品(pin)(pin)(pin)種,生(sheng)產(chan)上推廣(guang)果頂凹、果形園球形或扁圓形的品(pin)(pin)(pin)種。
(3)生(sheng)產過(guo)(guo)程管理:包括農(nong)業投入品方面的特(te)殊使用規(gui)定。使大果山楂產品質量達到無公害農(nong)產品要求,生(sheng)產過(guo)(guo)程嚴格按照以下技術環節(jie)進行:
①育苗(miao)(miao)。在(zai)春節前(qian)播(bo)種,第二年(nian)3月(yue)初小苗(miao)(miao)大田移栽,5月(yue)底6月(yue)初采(cai)穗嫁接(jie),也可以(yi)(yi)在(zai)8月(yue)中下旬至9月(yue)嫁接(jie),12月(yue)份(fen)出輔。苗(miao)(miao)木須根發達(da),粗(cu)度0.8厘米,夏接(jie)苗(miao)(miao)高(gao)80厘米以(yi)(yi)上(shang),秋接(jie)苗(miao)(miao)高(gao)40厘米以(yi)(yi)上(shang),苗(miao)(miao)木清秀無(wu)病蟲害。
②定(ding)(ding)(ding)植(zhi)(zhi)(zhi)(zhi)。以冬春種(zhong)植(zhi)(zhi)(zhi)(zhi)為主,在(zai)元月到2月份期(qi)間種(zhong)植(zhi)(zhi)(zhi)(zhi)成活率最高(gao)。由于小苗(miao)(miao)(miao)不(bu)落葉(不(bu)論(lun)實(shi)生苗(miao)(miao)(miao)或嫁(jia)接苗(miao)(miao)(miao)),種(zhong)植(zhi)(zhi)(zhi)(zhi)時要剪除嫩苗(miao)(miao)(miao)和嫩葉,只留老熟葉。 栽(zai)植(zhi)(zhi)(zhi)(zhi)密(mi)度(du)(du):栽(zai)植(zhi)(zhi)(zhi)(zhi)密(mi)度(du)(du)為每(mei)公頃(qing)500-830株,即株距3-4米(mi)(mi),行距4-5米(mi)(mi)。 整地:根據計(ji)劃的(de)(de)株行距挖(wa)(wa)深、寬為80厘米(mi)(mi)的(de)(de)定(ding)(ding)(ding)植(zhi)(zhi)(zhi)(zhi)穴或定(ding)(ding)(ding)植(zhi)(zhi)(zhi)(zhi)溝,每(mei)穴填25-30千(qian)克的(de)(de)雜草(cao)綠肥,撒入0.5千(qian)克的(de)(de)石(shi)灰,1-2個月待雜草(cao)綠肥腐爛沉(chen)實(shi)后(hou),用表土與25-30千(qian)克的(de)(de)有機肥混合后(hou)回填待植(zhi)(zhi)(zhi)(zhi)。 栽(zai)植(zhi)(zhi)(zhi)(zhi)方法:在(zai)待植(zhi)(zhi)(zhi)(zhi)穴內確定(ding)(ding)(ding)定(ding)(ding)(ding)植(zhi)(zhi)(zhi)(zhi)點,挖(wa)(wa)深、寬為30厘米(mi)(mi)的(de)(de)栽(zai)植(zhi)(zhi)(zhi)(zhi)穴,定(ding)(ding)(ding)植(zhi)(zhi)(zhi)(zhi)時苗(miao)(miao)(miao)木(mu)根系要舒展(zhan),培(pei)土后(hou)提(ti)苗(miao)(miao)(miao)、扶正(zheng)、踏(ta)實(shi),嫁(jia)接口要高(gao)出地面。整理出直徑100厘米(mi)(mi)、高(gao)15-20厘米(mi)(mi)的(de)(de)樹盤,淋足定(ding)(ding)(ding)根水(shui),蓋上地膜保(bao)濕,樹苗(miao)(miao)(miao)定(ding)(ding)(ding)干高(gao)度(du)(du)40-50厘米(mi)(mi)。
③土(tu)(tu)(tu)(tu)、肥(fei)(fei)(fei)(fei)、水管理。 深翻改土(tu)(tu)(tu)(tu):在(zai)定(ding)植穴(xue)(溝(gou))外挖(wa)環狀溝(gou)或平行(xing)溝(gou),溝(gou)寬40厘米(mi)(mi)(mi)(mi)-60厘米(mi)(mi)(mi)(mi),深80厘米(mi)(mi)(mi)(mi),每次(ci)(ci)擴穴(xue)施(shi)(shi)入綠肥(fei)(fei)(fei)(fei)雜(za)草(cao)(cao)15-20千(qian)(qian)(qian)克(ke)(ke)、石灰0.5千(qian)(qian)(qian)克(ke)(ke),放在(zai)底層(ceng),然后(hou)施(shi)(shi)25-30千(qian)(qian)(qian)克(ke)(ke)的有機肥(fei)(fei)(fei)(fei),有機肥(fei)(fei)(fei)(fei)要與回填土(tu)(tu)(tu)(tu)混(hun)合,中(zhong)耕:果(guo)(guo)(guo)園樹盤在(zai)生(sheng)長(chang)(chang)季(ji)節降(jiang)雨或灌水后(hou),及時(shi)中(zhong)耕除草(cao)(cao),保(bao)持(chi)土(tu)(tu)(tu)(tu)壤(rang)疏(shu)松,也(ye)可結(jie)合追肥(fei)(fei)(fei)(fei)進行(xing),中(zhong)耕深度(du)5-10厘米(mi)(mi)(mi)(mi)。 種(zhong)(zhong)植綠肥(fei)(fei)(fei)(fei)和行(xing)間生(sheng)草(cao)(cao)或間種(zhong)(zhong)作(zuo)物(wu):秋冬季(ji)播種(zhong)(zhong)苕子、肥(fei)(fei)(fei)(fei)田蘿卜、油菜(cai)等(deng)(deng);不能種(zhong)(zhong)植玉米(mi)(mi)(mi)(mi)、木薯(shu)、紅薯(shu)等(deng)(deng)高(gao)桿、爭(zheng)肥(fei)(fei)(fei)(fei)類作(zuo)物(wu)。 基(ji)肥(fei)(fei)(fei)(fei):冬季(ji)施(shi)(shi)入,以(yi)農家肥(fei)(fei)(fei)(fei)、土(tu)(tu)(tu)(tu)雜(za)肥(fei)(fei)(fei)(fei)為(wei)主,可混(hun)合少(shao)量(liang)(liang)磷肥(fei)(fei)(fei)(fei)。施(shi)(shi)肥(fei)(fei)(fei)(fei)量(liang)(liang),盛(sheng)果(guo)(guo)(guo)期(qi)果(guo)(guo)(guo)園每666.7平方米(mi)(mi)(mi)(mi)施(shi)(shi)2500-3000千(qian)(qian)(qian)克(ke)(ke)。挖(wa)施(shi)(shi)肥(fei)(fei)(fei)(fei)溝(gou)深60-80厘米(mi)(mi)(mi)(mi)左右,大果(guo)(guo)(guo)山楂是嗜鈣果(guo)(guo)(guo)樹,熟石灰作(zuo)鈣肥(fei)(fei)(fei)(fei)不可缺少(shao),否(fou)則生(sheng)長(chang)(chang)不良,初(chu)結(jie)果(guo)(guo)(guo)樹結(jie)合施(shi)(shi)農家肥(fei)(fei)(fei)(fei)株(zhu)(zhu)(zhu)施(shi)(shi)石灰0.5千(qian)(qian)(qian)克(ke)(ke),盛(sheng)果(guo)(guo)(guo)期(qi)株(zhu)(zhu)(zhu)施(shi)(shi)石灰1千(qian)(qian)(qian)克(ke)(ke)。 土(tu)(tu)(tu)(tu)壤(rang)追肥(fei)(fei)(fei)(fei):第(di)(di)一次(ci)(ci)追肥(fei)(fei)(fei)(fei)在(zai)開(kai)花(hua)前15天施(shi)(shi)下,以(yi)氮肥(fei)(fei)(fei)(fei)為(wei)主,幼(you)樹株(zhu)(zhu)(zhu)施(shi)(shi)尿素0.1-0.2千(qian)(qian)(qian)克(ke)(ke),盛(sheng)果(guo)(guo)(guo)樹株(zhu)(zhu)(zhu)施(shi)(shi)0.3-0.5千(qian)(qian)(qian)克(ke)(ke);第(di)(di)二次(ci)(ci)花(hua)芽分(fen)化及果(guo)(guo)(guo)實膨大期(qi),以(yi)磷鉀(jia)為(wei)主,磷、鉀(jia)比例為(wei)1:1,株(zhu)(zhu)(zhu)施(shi)(shi)普鈣0.5-1千(qian)(qian)(qian)克(ke)(ke),硫酸(suan)鉀(jia)0.3-0.4千(qian)(qian)(qian)克(ke)(ke);第(di)(di)三(san)次(ci)(ci)在(zai)果(guo)(guo)(guo)實生(sheng)長(chang)(chang)后(hou)期(qi),以(yi)鉀(jia)肥(fei)(fei)(fei)(fei)為(wei)主,可株(zhu)(zhu)(zhu)施(shi)(shi)硫酸(suan)鉀(jia)0.5千(qian)(qian)(qian)克(ke)(ke)。 葉(xie)面追肥(fei)(fei)(fei)(fei):全(quan)年4-5次(ci)(ci),一般(ban)生(sheng)長(chang)(chang)前期(qi)2次(ci)(ci),以(yi)氮肥(fei)(fei)(fei)(fei)為(wei)主,后(hou)期(qi)2-3次(ci)(ci),以(yi)磷、鉀(jia)肥(fei)(fei)(fei)(fei)為(wei)主,葉(xie)面噴(pen)肥(fei)(fei)(fei)(fei)宜(yi)避開(kai)高(gao)溫時(shi)間,多種(zhong)(zhong)肥(fei)(fei)(fei)(fei)料(liao)混(hun)施(shi)(shi)時(shi),總濃度(du)不得超過0.5%,且以(yi)互不反應為(wei)原則。 水分(fen)管理:能排能灌,保(bao)持(chi)土(tu)(tu)(tu)(tu)壤(rang)濕(shi)度(du)相對(dui)穩定(ding),以(yi)滴灌為(wei)最(zui)好。
④整(zheng)(zheng)形修剪(jian)(jian)。 開心形:適(shi)合(he)相對(dui)比較密(mi)(mi)植的果園(yuan),干(gan)高40-60厘米,主(zhu)(zhu)(zhu)枝(zhi)(zhi)(zhi)數量(liang)3 -4個,分(fen)枝(zhi)(zhi)(zhi)角(jiao)度40°-60°,冠幅(fu)控制(zhi)在3-4米以內。 分(fen)層(ceng)形:第一層(ceng)3個或(huo)4個主(zhu)(zhu)(zhu)枝(zhi)(zhi)(zhi),第二層(ceng)2個或(huo)3個主(zhu)(zhu)(zhu)枝(zhi)(zhi)(zhi),兩層(ceng)相距60 -80厘米。 修剪(jian)(jian):以冬(dong)剪(jian)(jian)為主(zhu)(zhu)(zhu),幼樹(shu)(shu)(shu)重(zhong)點整(zheng)(zheng)理好(hao)樹(shu)(shu)(shu)形,掛果樹(shu)(shu)(shu)重(zhong)點是及時剪(jian)(jian)除病蟲枝(zhi)(zhi)(zhi)、纖弱(ruo)枝(zhi)(zhi)(zhi)、徒長(chang)枝(zhi)(zhi)(zhi)和(he)過密(mi)(mi)的交(jiao)叉枝(zhi)(zhi)(zhi)、重(zhong)疊枝(zhi)(zhi)(zhi)。及時拉枝(zhi)(zhi)(zhi),調(diao)整(zheng)(zheng)主(zhu)(zhu)(zhu)枝(zhi)(zhi)(zhi)開張(zhang)角(jiao)度,剪(jian)(jian)除影響(xiang)樹(shu)(shu)(shu)冠內通風透光的過密(mi)(mi)枝(zhi)(zhi)(zhi)、病蟲枝(zhi)(zhi)(zhi)和(he)擾亂(luan)樹(shu)(shu)(shu)形的徒長(chang)枝(zhi)(zhi)(zhi)。
⑤花果(guo)管理。在開花盛(sheng)期(qi),噴布1000倍綠旺一(yi)(yi)號+0.2%硼砂+0.2%蔗(zhe)糖液,謝花后可用0.3%磷酸(suan)二氫鉀或0.1%硫酸(suan)亞鐵、0.1%綠旺一(yi)(yi)號等(deng)連噴2-3次。初結(jie)果(guo)樹,在謝花后及時(shi)環割或環扎(zha)保(bao)果(guo);在6月(yue)底進行環剝控(kong)梢,壯果(guo)促花。 疏果(guo):在花后1個月(yue)進行疏果(guo),疏去小果(guo)、病蟲果(guo)、畸形(xing)果(guo)。
⑥病蟲害防治。 農業防治:加強水肥管理,合理控制負載,保持樹勢健壯,提高樹體抗病力;合理修剪,保證園內和樹冠內通風透光,惡化病蟲生長環境,搞好冬季清園,清除枯枝落葉落果,樹盤翻土,剪除病蟲枝果,減少病蟲源,降低病蟲基數。 物理防治:萌芽開始,掛黃板,粘殺蚜蟲,5月初安裝頻振式殺蟲燈,誘殺各種蛾、螟類害蟲。 生物防治:保護瓢蟲、草蛉,人工釋放捕食螨等昆蟲天敵。利用昆蟲性外激素誘殺干擾成蟲交配。 化學防(fang)治(zhi):主要病(bing)(bing)(bing)(bing)(bing)(bing)蟲(chong)害(hai):包括裂(lie)(lie)皮(pi)病(bing)(bing)(bing)(bing)(bing)(bing)、炭(tan)疽(ju)(ju)病(bing)(bing)(bing)(bing)(bing)(bing)、白粉(fen)病(bing)(bing)(bing)(bing)(bing)(bing)、銹(xiu)粉(fen)病(bing)(bing)(bing)(bing)(bing)(bing)、葉(xie)斑(ban)(ban)病(bing)(bing)(bing)(bing)(bing)(bing)等(deng)(deng)病(bing)(bing)(bing)(bing)(bing)(bing)害(hai)和(he)蚜(ya)蟲(chong)類(lei)、尺(chi)蠖、卷(juan)葉(xie)蟲(chong)類(lei)、蝽象和(he)大(da)果(guo)(guo)(guo)(guo)(guo)山楂(zha)果(guo)(guo)(guo)(guo)(guo)螟(ming)(ming)等(deng)(deng)害(hai)蟲(chong)。 落葉(xie)至萌芽前:重(zhong)點防(fang)治(zhi)裂(lie)(lie)皮(pi)病(bing)(bing)(bing)(bing)(bing)(bing)和(he)山楂(zha)果(guo)(guo)(guo)(guo)(guo)螟(ming)(ming)。結合冬(dong)季清(qing)園,剪除(chu)病(bing)(bing)(bing)(bing)(bing)(bing)蟲(chong)枝梢、病(bing)(bing)(bing)(bing)(bing)(bing)僵(jiang)果(guo)(guo)(guo)(guo)(guo)、蟲(chong)干果(guo)(guo)(guo)(guo)(guo),刮(gua)除(chu)病(bing)(bing)(bing)(bing)(bing)(bing)瘤、病(bing)(bing)(bing)(bing)(bing)(bing)斑(ban)(ban)等(deng)(deng),清(qing)除(chu)落葉(xie)、雜(za)草、落果(guo)(guo)(guo)(guo)(guo),集中深(shen)埋或燒毀,并噴一次3-5波(bo)美度的石硫合刷。對(dui)裂(lie)(lie)皮(pi)病(bing)(bing)(bing)(bing)(bing)(bing)病(bing)(bing)(bing)(bing)(bing)(bing)部刮(gua)除(chu)至健康部位后,用(yong)1:1:10波(bo)爾多漿或1000倍四環素涂刷,再用(yong)地(di)膜包扎。 萌芽至幼果(guo)(guo)(guo)(guo)(guo)期(qi):重(zhong)點防(fang)治(zhi)炭(tan)疽(ju)(ju)病(bing)(bing)(bing)(bing)(bing)(bing)、白粉(fen)病(bing)(bing)(bing)(bing)(bing)(bing)、鐵銹(xiu)病(bing)(bing)(bing)(bing)(bing)(bing)和(he)蚜(ya)蟲(chong)、卷(juan)葉(xie)蟲(chong)類(lei)。防(fang)治(zhi)藥(yao)劑(ji)有(you):三唑酮、神(shen)奇(qi)、佳禾(he)定、氟虎。 壯果(guo)(guo)(guo)(guo)(guo)期(qi)至采收期(qi):重(zhong)點防(fang)治(zhi)裂(lie)(lie)皮(pi)病(bing)(bing)(bing)(bing)(bing)(bing)、炭(tan)疽(ju)(ju)病(bing)(bing)(bing)(bing)(bing)(bing)、葉(xie)斑(ban)(ban)病(bing)(bing)(bing)(bing)(bing)(bing)、大(da)果(guo)(guo)(guo)(guo)(guo)山楂(zha)螟(ming)(ming)、蝽象、蚜(ya)蟲(chong)、尺(chi)蠖等(deng)(deng)。防(fang)治(zhi)、炭(tan)疽(ju)(ju)病(bing)(bing)(bing)(bing)(bing)(bing)、葉(xie)斑(ban)(ban)病(bing)(bing)(bing)(bing)(bing)(bing)的藥(yao)劑(ji)有(you)神(shen)奇(qi)。防(fang)治(zhi)山楂(zha)果(guo)(guo)(guo)(guo)(guo)螟(ming)(ming)、蝽蟓(xiang)、蚜(ya)蟲(chong)、尺(chi)蠖的藥(yao)劑(ji)有(you):高效氯氟氰菊酯(zhi)、佳禾(he)定、標能、氟虎。 果(guo)(guo)(guo)(guo)(guo)實采果(guo)(guo)(guo)(guo)(guo)前后:重(zhong)點防(fang)治(zhi)裂(lie)(lie)皮(pi)病(bing)(bing)(bing)(bing)(bing)(bing)、葉(xie)斑(ban)(ban)病(bing)(bing)(bing)(bing)(bing)(bing)和(he)山楂(zha)果(guo)(guo)(guo)(guo)(guo)螟(ming)(ming)、尺(chi)蠖等(deng)(deng)病(bing)(bing)(bing)(bing)(bing)(bing)蟲(chong)。
(4)果(guo)實(shi)采(cai)收(shou)(shou)的規(gui)(gui)定(ding):根據果(guo)實(shi)成(cheng)熟度,用途和市(shi)場需求,綜(zong)合確定(ding)采(cai)收(shou)(shou)時期,分期采(cai)收(shou)(shou),采(cai)收(shou)(shou)時注意輕(qing)拿輕(qing)放,避免機械損傷,并按標準分級(ji)包裝,注明品(pin)種、數量、規(gui)(gui)格、產(chan)地(di)及生(sheng)產(chan)者。
(5)生產(chan)記(ji)錄要求:天峨縣大果山楂生產(chan)過(guo)程要建立生產(chan)檔案(an),記(ji)錄投入(ru)品的(de)名稱、使用(yong)時間、次數、用(yong)量、使用(yong)方法、收獲日期等,全面記(ji)載并妥善保存。
自然生(sheng)態環境和人文(wen)歷史因素
(1)地(di)(di)(di)(di)(di)形地(di)(di)(di)(di)(di)貌(mao)(mao)(mao)(mao):天(tian)峨大果山(shan)(shan)楂(zha)種植區地(di)(di)(di)(di)(di)處云貴高原(yuan)與廣西丘(qiu)陵過(guo)渡地(di)(di)(di)(di)(di)帶,基本(ben)地(di)(di)(di)(di)(di)貌(mao)(mao)(mao)(mao)成(cheng)型于中(zhong)生(sheng)代(dai)泥盆紀,屬鳳(feng)(feng)凰(huang)山(shan)(shan)脈(mo)和(he)東(dong)鳳(feng)(feng)嶺山(shan)(shan)脈(mo)交錯區,由(you)頁(ye)巖(yan)、硅(gui)質頁(ye)巖(yan)、泥巖(yan)、沙頁(ye)巖(yan)、砂(sha)巖(yan)、石(shi)灰(hui)巖(yan)和(he)洪積(ji)物、河流沖積(ji)物等組成(cheng)復雜(za)的地(di)(di)(di)(di)(di)質結構。地(di)(di)(di)(di)(di)貌(mao)(mao)(mao)(mao)類型大體分為剝蝕侵(qin)蝕中(zhong)低山(shan)(shan)山(shan)(shan)地(di)(di)(di)(di)(di)地(di)(di)(di)(di)(di)貌(mao)(mao)(mao)(mao)區和(he)丘(qiu)陵地(di)(di)(di)(di)(di)貌(mao)(mao)(mao)(mao)區。海(hai)拔最低點205米(mi)(mi),最高點1419米(mi)(mi)。天(tian)峨大果山(shan)(shan)楂(zha)最適宜生(sheng)長(chang)海(hai)拔高度(du)400-900米(mi)(mi)。
(2)土壤(rang)(rang)(rang)(rang)狀況:天(tian)峨大果山楂(zha)產區土壤(rang)(rang)(rang)(rang)母(mu)質主要有洪積物、頁(ye)巖、沙(sha)(sha)頁(ye)巖、硅質頁(ye)巖和(he)砂巖,主要土種為沙(sha)(sha)頁(ye)巖黃(huang)紅(hong)壤(rang)(rang)(rang)(rang)和(he)沙(sha)(sha)頁(ye)巖黃(huang)壤(rang)(rang)(rang)(rang),厚(hou)(hou)度在80厘米以上,地下(xia)水(shui)(shui)(shui)位在1米以下(xia)。土壤(rang)(rang)(rang)(rang)質地以壤(rang)(rang)(rang)(rang)土和(he)沙(sha)(sha)壤(rang)(rang)(rang)(rang)土為主。土壤(rang)(rang)(rang)(rang)團粒結 構好,深厚(hou)(hou)肥沃,有良好的通透性和(he)蓄水(shui)(shui)(shui)性,保水(shui)(shui)(shui)保肥能力強,非常適合大果山楂(zha)生長。
(3)水(shui)(shui)文情況:天峨大(da)果山楂產區屬珠江流(liu)(liu)域西(xi)江段(duan)水(shui)(shui)系(xi),水(shui)(shui)源(yuan)豐富,水(shui)(shui)質清潔(jie),沒(mei)有(you)人為(wei)和(he)工礦污染(ran)。干流(liu)(liu)紅水(shui)(shui)河由(you)西(xi)北沿黔桂邊界流(liu)(liu)入,向東(dong)南貫穿(chuan)縣境,全長112公(gong)里(li),年(nian)平(ping)(ping)均流(liu)(liu)量(liang)(liang)為(wei)1580立方(fang)米/秒,年(nian)徑流(liu)(liu)量(liang)(liang)達499.1億立方(fang)米。產區大(da)小(xiao)河流(liu)(liu)58條(tiao),集雨面積20平(ping)(ping)方(fang)公(gong)里(li)以上的(de)有(you)42條(tiao),平(ping)(ping)均河網密度為(wei)0.22公(gong)里(li)/平(ping)(ping)方(fang)公(gong)里(li)。
(4)氣(qi)候(hou)情況(kuang):天(tian)峨(e)大果山楂產(chan)區位(wei)于(yu)中亞(ya)熱帶(dai)季風區,既受南嶺(ling)暖(nuan)溫(wen)(wen)帶(dai)的影響,亦受云貴高(gao)(gao)原的氣(qi)候(hou)控制,冬暖(nuan)夏涼,四季明(ming)(ming)顯(xian)。年平均(jun)氣(qi)溫(wen)(wen)20℃,平均(jun)最(zui)(zui)高(gao)(gao)溫(wen)(wen)是(shi)7月達(da)36.9℃,最(zui)(zui)低溫(wen)(wen)是(shi)1月,平均(jun)10.8℃,極(ji)端最(zui)(zui)高(gao)(gao)溫(wen)(wen)41.4℃,極(ji)端最(zui)(zui)低溫(wen)(wen)-2.9℃。年≥10℃持(chi)續日(ri)為298天(tian),活(huo)動積(ji)溫(wen)(wen)6475℃,年有效積(ji)溫(wen)(wen)5540℃,全(quan)年無霜期330天(tian)以上(shang)。氣(qi)溫(wen)(wen)的地理分(fen)布為北部和東(dong)北部低,東(dong)南部高(gao)(gao)。山地氣(qi)候(hou)垂直分(fen)布特征明(ming)(ming)顯(xian),據推算(suan),海拔每升高(gao)(gao)100米溫(wen)(wen)度降低0.57℃。年平均(jun)降雨量(liang)1370.6毫米,年平均(jun)日(ri)照(zhao)時數(shu)為1281.9小時。
(5)人文(wen)歷(li)史情況(kuang)(kuang):天(tian)(tian)(tian)峨(e)(e)大(da)果(guo)(guo)(guo)(guo)(guo)山(shan)(shan)楂產(chan)于(yu)廣(guang)西西北部天(tian)(tian)(tian)峨(e)(e)縣(xian)(xian)(xian)(xian)境內(nei),是(shi)天(tian)(tian)(tian)峨(e)(e)縣(xian)(xian)(xian)(xian)名特優傳統果(guo)(guo)(guo)(guo)(guo)品之一,亦(yi)稱“紅(hong)花(hua)果(guo)(guo)(guo)(guo)(guo)”。其民(min)間栽培歷(li)史至少有(you)三百年(nian)(nian)(nian)以(yi)上。1935年(nian)(nian)(nian)天(tian)(tian)(tian)峨(e)(e)縣(xian)(xian)(xian)(xian)建制以(yi)前,產(chan)區(qu)隸屬百色市凌云縣(xian)(xian)(xian)(xian)和(he)河池市南丹縣(xian)(xian)(xian)(xian),民(min)國26年(nian)(nian)(nian)凌云縣(xian)(xian)(xian)(xian)縣(xian)(xian)(xian)(xian)志(zhi)在農林生(sheng)產(chan)的“果(guo)(guo)(guo)(guo)(guo)類植(zhi)物(wu)”中(zhong)就記(ji)載有(you)“紅(hong)花(hua)果(guo)(guo)(guo)(guo)(guo)”,屬薔薇科。1994年(nian)(nian)(nian)《天(tian)(tian)(tian)峨(e)(e)縣(xian)(xian)(xian)(xian)志(zhi)》第八章第七節林副產(chan)品的“水(shui)果(guo)(guo)(guo)(guo)(guo)、干果(guo)(guo)(guo)(guo)(guo)”中(zhong)記(ji)載有(you)1952-1993年(nian)(nian)(nian)間“山(shan)(shan)楂”生(sheng)產(chan)情況(kuang)(kuang)。上世(shi)紀(ji)90年(nian)(nian)(nian)代末實施(shi)優果(guo)(guo)(guo)(guo)(guo)工程(cheng)后,大(da)果(guo)(guo)(guo)(guo)(guo)山(shan)(shan)楂產(chan)量(liang)(liang)和(he)品質有(you)了大(da)幅度提高,從(cong)1989年(nian)(nian)(nian)到2008年(nian)(nian)(nian),天(tian)(tian)(tian)峨(e)(e)大(da)果(guo)(guo)(guo)(guo)(guo)山(shan)(shan)楂由(you)原(yuan)來的556株(zhu)(其中(zhong)掛果(guo)(guo)(guo)(guo)(guo)樹333株(zhu)),面(mian)積0.6公(gong)頃,年(nian)(nian)(nian)產(chan)量(liang)(liang)79.47噸,發展(zhan)到種植(zhi)面(mian)積2000公(gong)頃。2008年(nian)(nian)(nian),天(tian)(tian)(tian)峨(e)(e)大(da)果(guo)(guo)(guo)(guo)(guo)山(shan)(shan)楂獲得(de)了無公(gong)害(hai)水(shui)果(guo)(guo)(guo)(guo)(guo)產(chan)地認(ren)定(ding)和(he)無公(gong)害(hai)水(shui)果(guo)(guo)(guo)(guo)(guo)產(chan)品認(ren)證。天(tian)(tian)(tian)峨(e)(e)大(da)果(guo)(guo)(guo)(guo)(guo)山(shan)(shan)楂果(guo)(guo)(guo)(guo)(guo)大(da)肉厚,果(guo)(guo)(guo)(guo)(guo)肉細膩(ni),耐貯運(yun),營養價值高(鈣含(han)量(liang)(liang)居各類水(shui)果(guo)(guo)(guo)(guo)(guo)首位),有(you)很好(hao)的深(shen)加工潛(qian)力,主要(yao)(yao)銷(xiao)往(wang)廣(guang)東(dong)省的廣(guang)州(zhou)(zhou)、湛江、高州(zhou)(zhou)、化州(zhou)(zhou)等地,是(shi)天(tian)(tian)(tian)峨(e)(e)縣(xian)(xian)(xian)(xian)農民(min)的主要(yao)(yao)經(jing)濟收入來源。
地域范圍
天峨縣(xian)(xian)(xian)(xian)地處(chu)北緯24°36′~25°28′,東經106°34′~107°19′,海拔400-900米;東鄰南丹(dan)縣(xian)(xian)(xian)(xian),東南接東蘭縣(xian)(xian)(xian)(xian),南連鳳山縣(xian)(xian)(xian)(xian),西倚(yi)樂業、凌云(yun)縣(xian)(xian)(xian)(xian),北與貴州省羅甸縣(xian)(xian)(xian)(xian)隔河相望;邊界(jie)線總長(chang)429公(gong)里(li)(li),東西橫距(ju)76公(gong)里(li)(li),南北縱距(ju)94公(gong)里(li)(li)。天峨大果(guo)山楂(zha)生(sheng)產地域(yu)范圍包括天峨縣(xian)(xian)(xian)(xian)向陽鎮、六排鎮、岜暮鄉(xiang)(xiang)(xiang)、坡結鄉(xiang)(xiang)(xiang)、納直鄉(xiang)(xiang)(xiang)、更新鄉(xiang)(xiang)(xiang)、八臘鄉(xiang)(xiang)(xiang)、三堡鄉(xiang)(xiang)(xiang)、下老鄉(xiang)(xiang)(xiang)等(deng)9個鄉(xiang)(xiang)(xiang)鎮共46個村,產地面積2000公(gong)頃(qing),年總產量3.6萬噸。
品質特性特征
(1)外在感官特(te)征:天(tian)峨大果(guo)(guo)山楂果(guo)(guo)實(shi)扁圓形,果(guo)(guo)實(shi)指數0.8~0.9,果(guo)(guo)頂凹(ao),有(you)(you)萼片宿存,果(guo)(guo)肩對(dui)稱(cheng),單果(guo)(guo)重70克左右;果(guo)(guo)皮青黃色,有(you)(you)光澤,果(guo)(guo)點小,不明顯。果(guo)(guo)肉(rou)黃白(bai)色,肉(rou)質細膩,味(wei)(wei)酸,有(you)(you)澀味(wei)(wei),回味(wei)(wei)生津甘(gan)甜。
(2)內(nei)在品質指(zhi)標:果(guo)實(shi)均勻度(du)(du)指(zhi)數0.65,果(guo)實(shi)硬度(du)(du)大于(yu)15千克(ke)(ke)力(li)/平方厘米,鈣含(han)(han)量為120-128毫(hao)克(ke)(ke)/千克(ke)(ke),居各類水果(guo)之首。可溶性(xing)固形(xing)物12.8-13.9%,維(wei)生(sheng)(sheng)素(su)C含(han)(han)量10.2-10.9毫(hao)克(ke)(ke)/100克(ke)(ke),含(han)(han)磷量8.5-9.0毫(hao)克(ke)(ke)/千克(ke)(ke),含(han)(han)鐵量2.1-2.5毫(hao)克(ke)(ke)/100克(ke)(ke),鋅1.2-1.4毫(hao)克(ke)(ke)/千克(ke)(ke),維(wei)生(sheng)(sheng)素(su)E含(han)(han)量2.15-2.45毫(hao)克(ke)(ke)/100克(ke)(ke),總糖(tang)4.9-5.93%,總酸1.80-1.85%,果(guo)膠(jiao)1.3-1.5%,粗(cu)纖維(wei)1.28-1.49%,半纖維(wei)5.75-5.96%,總黃酮0.98-1.10%。
(3)安(an)全要求:執(zhi)行《GB18406.2-2001農產品安(an)全質(zhi)量(liang)無公害水果安(an)全要求》標準。