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產品介紹

馬(ma)(ma)鈴薯(shu)(shu)(shu)(shu)(shu)自十(shi)(shi)七(qi)世紀傳(chuan)入(ru)中(zhong)國，在原(yuan)州區約有(you)300多年(nian)(nian)的(de)(de)種(zhong)植(zhi)(zhi)歷(li)史。近年(nian)(nian)來，引進隴薯(shu)(shu)(shu)(shu)(shu)3號(hao)、莊薯(shu)(shu)(shu)(shu)(shu)3號(hao)、青薯(shu)(shu)(shu)(shu)(shu)168、青薯(shu)(shu)(shu)(shu)(shu)9號(hao)、冀(ji)張薯(shu)(shu)(shu)(shu)(shu)8號(hao)、內(nei)薯(shu)(shu)(shu)(shu)(shu)7號(hao)、克(ke)(ke)新1號(hao)、大西洋、費(fei)烏(wu)瑞它等(deng)優良(liang)品(pin)(pin)種(zhong)，建立健全了馬(ma)(ma)鈴薯(shu)(shu)(shu)(shu)(shu)脫毒種(zhong)薯(shu)(shu)(shu)(shu)(shu)四級繁育體系(xi)，馬(ma)(ma)鈴薯(shu)(shu)(shu)(shu)(shu)種(zhong)植(zhi)(zhi)面積逐年(nian)(nian)擴大，產品(pin)(pin)90%以上外(wai)銷。原(yuan)州區馬(ma)(ma)鈴薯(shu)(shu)(shu)(shu)(shu)具有(you)品(pin)(pin)質優良(liang)，淀粉含(han)量高、薯(shu)(shu)(shu)(shu)(shu)塊均勻一(yi)致、芽眼淺等(deng)特點，營養(yang)成份豐(feng)富(fu)，每100克(ke)(ke)產品(pin)(pin)中(zhong)含(han)能量337千卡、蛋白質7.2克(ke)(ke)、脂肪0.5克(ke)(ke)、碳水(shui)化合物77.4克(ke)(ke)、膳食(shi)纖維(wei)1.4克(ke)(ke)、維(wei)生(sheng)素(su)A 20毫(hao)克(ke)(ke)、 胡(hu)蘿(luo)卜素(su)120毫(hao)克(ke)(ke)、尼克(ke)(ke)酸5.1毫(hao)克(ke)(ke)、維(wei)生(sheng)素(su)E(T) 0.28毫(hao)克(ke)(ke)、鈣171毫(hao)克(ke)(ke)，還含(han)有(you)人(ren)體所需的(de)(de)鈉、鎂、鐵、鋅、硒(xi)等(deng)十(shi)(shi)多種(zhong)微量元素(su)，是一(yi)種(zhong)飽受人(ren)們青睞(lai)的(de)(de)保(bao)健食(shi)品(pin)(pin)。產品(pin)(pin)用(yong)途(tu)廣泛，既可食(shi)用(yong)、飼用(yong)，淀粉又是多種(zhong)工業(ye)(ye)原(yuan)料。馬(ma)(ma)鈴薯(shu)(shu)(shu)(shu)(shu)已成為原(yuan)州區的(de)(de)支柱產業(ye)(ye)之一(yi)。

自然生態環境和人文歷史因素

1、土壤(rang)地(di)貌(mao)情況：地(di)形地(di)貌(mao)類型復雜多(duo)樣(yang)，土壤(rang)以(yi)(yi)(yi)黑壚土、湘黃(huang)土為(wei)(wei)主(zhu)，pH7.8左右，土壤(rang)有(you)機(ji)質含(han)(han)(han)量(liang)(liang)(liang)1.0-1.5%，全(quan)氮含(han)(han)(han)量(liang)(liang)(liang)0.021-0.111%，全(quan)磷(lin)含(han)(han)(han)量(liang)(liang)(liang)0.10-0.215%全(quan)鉀(jia)含(han)(han)(han)量(liang)(liang)(liang)2.19-2.53%。 2、水文情況：原(yuan)(yuan)州區境內(nei)河流主(zhu)要有(you)清水河，是黃(huang)河的(de)一(yi)(yi)條支(zhi)流，發源(yuan)于(yu)原(yuan)(yuan)州區開城(cheng)(cheng)(cheng)鎮黑刺溝(gou)腦，由(you)南(nan)向北(bei)流經(jing)原(yuan)(yuan)州區、三(san)營等城(cheng)(cheng)(cheng)鎮，到七(qi)營鎮的(de)高崖出境，經(jing)同心、中寧(ning)入(ru)黃(huang)河。清水河上游開城(cheng)(cheng)(cheng)至固原(yuan)(yuan)縣(xian)城(cheng)(cheng)(cheng)一(yi)(yi)帶，河水礦化度為(wei)(wei)0.7克(ke)/升屬淡(dan)水，三(san)營為(wei)(wei)2.6克(ke)/升，七(qi)營為(wei)(wei)6克(ke)/升。 3、氣(qi)候情況：本區屬溫(wen)(wen)帶半干旱(han)氣(qi)候，海拔高度1470-2920米(mi)，年平均氣(qi)溫(wen)(wen)5.7℃-7.5℃，≥10℃積溫(wen)(wen)2160℃-2560℃，無(wu)霜期135-160天(tian)(tian)，光照時數2400-2600小(xiao)時。年降(jiang)雨量(liang)(liang)(liang)350-650mm，降(jiang)水受地(di)形影響，自(zi)(zi)南(nan)向北(bei)隨地(di)勢低(di)而降(jiang)水逐漸減少，南(nan)北(bei)較差300 mm。農業(ye)灌溉(gai)(gai)用水有(you)井灌、庫灌和引黃(huang)灌溉(gai)(gai)， 空氣(qi)質量(liang)(liang)(liang)好，無(wu)工業(ye)污(wu)染(ran)源(yuan)，馬鈴薯(shu)主(zhu)產(chan)區主(zhu)要分布在南(nan)部(bu)陰(yin)濕區和東部(bu)干旱(han)區，依靠天(tian)(tian)然降(jiang)水生產(chan)。 4、人(ren)(ren)文歷史情況：原(yuan)(yuan)州區在古代曾為(wei)(wei)游牧區，明代中葉以(yi)(yi)(yi)后，由(you)于(yu)戊邊(bian)(bian)、屯墾(ken)，人(ren)(ren)口增(zeng)長較快耕(geng)墾(ken)日增(zeng)。晚清以(yi)(yi)(yi)來，種(zhong)(zhong)植(zhi)業(ye)迅速擴大(da)，畜牧業(ye)相應縮小(xiao)。馬鈴薯(shu)自(zi)(zi)十七(qi)世(shi)紀傳入(ru)中國，在原(yuan)(yuan)州區約有(you)300多(duo)年的(de)種(zhong)(zhong)植(zhi)歷史。以(yi)(yi)(yi)其品質優良，營養成份豐(feng)富(fu)、淀粉含(han)(han)(han)量(liang)(liang)(liang)高、薯(shu)塊均勻一(yi)(yi)致(zhi)、芽眼淺等特點(dian)進入(ru)周(zhou)邊(bian)(bian)地(di)區及(ji)各大(da)沿海城(cheng)(cheng)(cheng)市市場，種(zhong)(zhong)植(zhi)面(mian)積逐年增(zeng)加，現以(yi)(yi)(yi)成為(wei)(wei)原(yuan)(yuan)州區的(de)支(zhi)柱(zhu)產(chan)業(ye)之一(yi)(yi)。

地域范圍

固原(yuan)(yuan)市(shi)原(yuan)(yuan)州區(qu)位于我國黃土高原(yuan)(yuan)西(xi)部，六盤山東麓，東鄰(lin)甘肅省的環(huan)縣(xian)(xian)、鎮原(yuan)(yuan)縣(xian)(xian)；南接(jie)甘肅省的平(ping)涼市(shi)和(he)寧夏的涇源、隆德(de)兩縣(xian)(xian)；西(xi)與西(xi)吉、海(hai)原(yuan)(yuan)兩縣(xian)(xian)接(jie)壤；北(bei)與同心縣(xian)(xian)相連。地(di)跨東經(jing)105°58′-106°30′，北(bei)緯35°34′-36°38′。面(mian)(mian)積(ji)3505.9平(ping)方公里，現有(you)可耕地(di)面(mian)(mian)積(ji)120666.7公頃，總(zong)生產面(mian)(mian)積(ji)20000公頃，年總(zong)生產量(liang)36萬(wan)噸。

產品品質特性特征

1、外在(zai)感官特征：馬鈴薯為茄(qie)科屬一(yi)(yi)年生草本植物。別(bie)(bie)名洋芋、土豆，生產(chan)上(shang)一(yi)(yi)般以無(wu)(wu)性(xing)繁殖為主，但也(ye)有(you)利用(yong)(yong)(yong)(yong)種(zhong)(zhong)(zhong)(zhong)子(zi)進行(xing)(xing)有(you)性(xing)繁殖的(de)(de)。馬鈴薯用(yong)(yong)(yong)(yong)塊(kuai)莖種(zhong)(zhong)(zhong)(zhong)植和(he)用(yong)(yong)(yong)(yong)種(zhong)(zhong)(zhong)(zhong)子(zi)種(zhong)(zhong)(zhong)(zhong)植時，根部形態不相(xiang)同。馬鈴薯按皮(pi)(pi)色分(fen)(fen)為白皮(pi)(pi)、黃皮(pi)(pi)、紅(hong)皮(pi)(pi)和(he)紫皮(pi)(pi)等(deng)(deng)品(pin)(pin)種(zhong)(zhong)(zhong)(zhong)；按薯塊(kuai)顏色分(fen)(fen)為黃肉種(zhong)(zhong)(zhong)(zhong)和(he)白肉種(zhong)(zhong)(zhong)(zhong)；按形狀(zhuang)分(fen)(fen)為圓形、橢圓、長筒和(he)卵形等(deng)(deng)品(pin)(pin)種(zhong)(zhong)(zhong)(zhong)。在(zai)栽培上(shang)常依塊(kuai)莖成熟(shu)(shu)期分(fen)(fen)為早熟(shu)(shu)、中(zhong)熟(shu)(shu)和(he)晚熟(shu)(shu)三種(zhong)(zhong)(zhong)(zhong)，從出(chu)苗至(zhi)塊(kuai)莖成熟(shu)(shu)的(de)(de)天(tian)(tian)數(shu)分(fen)(fen)別(bie)(bie)為50-70天(tian)(tian)、80-90天(tian)(tian)、100天(tian)(tian)以上(shang)。 2、內在(zai)品(pin)(pin)質指標(biao)：原州區馬鈴薯具有(you)品(pin)(pin)質優(you)良，淀粉含(han)量高(gao)、薯塊(kuai)均(jun)勻一(yi)(yi)致、芽眼(yan)淺等(deng)(deng)特點，營(ying)養成份豐富，每100克(ke)(ke)產(chan)品(pin)(pin)中(zhong)含(han)能(neng)量337千卡、蛋白質7.2克(ke)(ke)、脂(zhi)肪0.5克(ke)(ke)、碳(tan)水化(hua)合(he)物77.4克(ke)(ke)、膳食(shi)纖維1.4克(ke)(ke)、維生素A 20毫(hao)克(ke)(ke)、 胡(hu)蘿卜素120毫(hao)克(ke)(ke)、尼克(ke)(ke)酸5.1毫(hao)克(ke)(ke)、維生素E(T) 0.28毫(hao)克(ke)(ke)、鈣(gai)171毫(hao)克(ke)(ke)，還含(han)有(you)人體(ti)所(suo)需的(de)(de)鈉、鎂、鐵、鋅(xin)、硒等(deng)(deng)十多(duo)種(zhong)(zhong)(zhong)(zhong)微量元(yuan)素，是一(yi)(yi)種(zhong)(zhong)(zhong)(zhong)飽(bao)受(shou)人們青(qing)睞的(de)(de)保健(jian)食(shi)品(pin)(pin)。產(chan)品(pin)(pin)用(yong)(yong)(yong)(yong)途廣泛，既(ji)可(ke)食(shi)用(yong)(yong)(yong)(yong)、飼用(yong)(yong)(yong)(yong)，淀粉又是多(duo)種(zhong)(zhong)(zhong)(zhong)工業原料。 3、安全(quan)要(yao)求：選用(yong)(yong)(yong)(yong)全(quan)國農(nong)技(ji)中(zhong)心推薦的(de)(de)在(zai)無(wu)(wu)公(gong)害農(nong)產(chan)品(pin)(pin)生產(chan)中(zhong)使(shi)用(yong)(yong)(yong)(yong)的(de)(de)農(nong)藥(yao)品(pin)(pin)種(zhong)(zhong)(zhong)(zhong)。科學合(he)理(li)的(de)(de)使(shi)用(yong)(yong)(yong)(yong)化(hua)學農(nong)藥(yao)，嚴(yan)格控制(zhi)農(nong)藥(yao)殘留不超標(biao)和(he)嚴(yan)格控制(zhi)農(nong)藥(yao)的(de)(de)安全(quan)使(shi)用(yong)(yong)(yong)(yong)間隔期。 對本產(chan)地的(de)(de)產(chan)品(pin)(pin)采取分(fen)(fen)點、分(fen)(fen)戶抽驗(yan)的(de)(de)辦法，將被(bei)抽檢(jian)的(de)(de)產(chan)品(pin)(pin)用(yong)(yong)(yong)(yong)塑(su)料袋(dai)包裝(zhuang)運送(song)到區農(nong)科院質檢(jian)中(zhong)心， 按照NY5221-2004《無(wu)(wu)公(gong)害食(shi)品(pin)(pin) 馬鈴薯》檢(jian)驗(yan)標(biao)準進行(xing)(xing)檢(jian)測。

特定生產方式

1、產地(di)選(xuan)(xuan)(xuan)(xuan)擇(ze)：選(xuan)(xuan)(xuan)(xuan)擇(ze)在(zai)土(tu)(tu)壤質地(di)較輕(qing)、土(tu)(tu)層深厚，土(tu)(tu)壤肥(fei)(fei)(fei)沃、透(tou)性好(hao)的(de)(de)(de)(de)(de)小(xiao)麥、胡麻或(huo)豆茬地(di)種(zhong)(zhong)植(zhi)。輪作年(nian)(nian)限(xian)3年(nian)(nian)以(yi)上，切忌連茬對茬，以(yi)免晚疫(yi)病(bing)、早疫(yi)病(bing)的(de)(de)(de)(de)(de)侵染為(wei)害(hai)。入(ru)選(xuan)(xuan)(xuan)(xuan)田塊前(qian)作收(shou)(shou)后(hou)要(yao)(yao)適(shi)時(shi)(shi)(shi)(shi)深耕(geng)(geng)，熟化(hua)土(tu)(tu)壤，白露及(ji)時(shi)(shi)(shi)(shi)收(shou)(shou)耱(mo)，冬春打(da)碾保墑(di)，為(wei)播(bo)種(zhong)(zhong)出苗(miao)(miao)創造(zao)良好(hao)的(de)(de)(de)(de)(de)土(tu)(tu)壤條(tiao)件(jian)。 2、品種(zhong)(zhong)選(xuan)(xuan)(xuan)(xuan)擇(ze)：選(xuan)(xuan)(xuan)(xuan)用(yong)抗(kang)病(bing)抗(kang)蟲(chong)(chong)、優質、豐產、抗(kang)逆性強(qiang)、適(shi)應當地(di)栽(zai)培(pei)(pei)條(tiao)件(jian)、商品性好(hao)且通過(guo)省級品種(zhong)(zhong)審(shen)定(ding)委(wei)員會審(shen)定(ding)通過(guo)的(de)(de)(de)(de)(de)品種(zhong)(zhong)。南部(bu)陰濕區以(yi)寧薯(shu)(shu)(shu)(shu)(shu)8號為(wei)主(zhu)，搭(da)配(pei)(pei)種(zhong)(zhong)植(zhi)中(zhong)(zhong)心24號、隴(long)薯(shu)(shu)(shu)(shu)(shu)3號、青(qing)薯(shu)(shu)(shu)(shu)(shu)168；東部(bu)丘陵區以(yi)晉薯(shu)(shu)(shu)(shu)(shu)7號為(wei)主(zhu)，搭(da)配(pei)(pei)種(zhong)(zhong)植(zhi)內薯(shu)(shu)(shu)(shu)(shu)7號；北(bei)部(bu)川(chuan)水(shui)區以(yi)克新1號為(wei)主(zhu)，搭(da)配(pei)(pei)種(zhong)(zhong)植(zhi)大(da)西洋、費(fei)烏瑞它。種(zhong)(zhong)薯(shu)(shu)(shu)(shu)(shu)質量應符合(he)(he)“GB 18133馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)脫毒種(zhong)(zhong)薯(shu)(shu)(shu)(shu)(shu)”和(he)“CB 4406種(zhong)(zhong)薯(shu)(shu)(shu)(shu)(shu)”的(de)(de)(de)(de)(de)要(yao)(yao)求(qiu)。 3、生(sheng)(sheng)產過(guo)程管理(li)，包括農(nong)業(ye)投入(ru)品方面的(de)(de)(de)(de)(de)特殊使用(yong)規定(ding)： 田間(jian)管理(li):適(shi)時(shi)(shi)(shi)(shi)播(bo)種(zhong)(zhong)：為(wei)了保證馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)在(zai)夏旱來臨之前(qian)全部(bu)出苗(miao)(miao)，雨季來臨時(shi)(shi)(shi)(shi)處于塊莖(jing)膨(peng)(peng)大(da)時(shi)(shi)(shi)(shi)期(qi)，北(bei)部(bu)川(chuan)區和(he)東部(bu)丘陵區在(zai)4月上中(zhong)(zhong)旬(xun)播(bo)種(zhong)(zhong)，陰濕區在(zai)4月下(xia)旬(xun)、5月上旬(xun)播(bo)種(zhong)(zhong)。在(zai)干旱嚴重不能(neng)適(shi)時(shi)(shi)(shi)(shi)播(bo)種(zhong)(zhong)時(shi)(shi)(shi)(shi)，可推遲播(bo)期(qi)、搶(qiang)墑(di)播(bo)種(zhong)(zhong)。 鋤(chu)草(cao):全生(sheng)(sheng)育(yu)期(qi)一般(ban)鋤(chu)草(cao)2次(ci)以(yi)上。第(di)一次(ci)在(zai)苗(miao)(miao)齊后(hou)株高(gao)約10厘米(mi)鋤(chu)草(cao)，第(di)二次(ci)在(zai)現(xian)(xian)蕾期(qi)結(jie)(jie)合(he)(he)中(zhong)(zhong)耕(geng)(geng)鋤(chu)草(cao)，以(yi)后(hou)根據雜草(cao)生(sheng)(sheng)長情(qing)況，隨時(shi)(shi)(shi)(shi)拔(ba)除大(da)雜草(cao)。 培(pei)(pei)土(tu)(tu):馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)出苗(miao)(miao)后(hou)及(ji)時(shi)(shi)(shi)(shi)查(cha)苗(miao)(miao)補(bu)苗(miao)(miao)，并進(jin)行(xing)(xing)中(zhong)(zhong)耕(geng)(geng)松土(tu)(tu)。現(xian)(xian)蕾前(qian)培(pei)(pei)土(tu)(tu)起壟(long)，結(jie)(jie)合(he)(he)培(pei)(pei)土(tu)(tu)進(jin)行(xing)(xing)追(zhui)(zhui)肥(fei)(fei)(fei)，培(pei)(pei)土(tu)(tu)時(shi)(shi)(shi)(shi)先(xian)將化(hua)肥(fei)(fei)(fei)施(shi)(shi)于窄(zhai)行(xing)(xing)中(zhong)(zhong)間(jian)，再在(zai)寬行(xing)(xing)處開溝取土(tu)(tu)，培(pei)(pei)于窄(zhai)行(xing)(xing)之間(jian)。 合(he)(he)理(li)施(shi)(shi)肥(fei)(fei)(fei):依據馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)需肥(fei)(fei)(fei)較多，喜鉀(jia)肥(fei)(fei)(fei)及(ji)對農(nong)家肥(fei)(fei)(fei)特別敏感的(de)(de)(de)(de)(de)特點，施(shi)(shi)肥(fei)(fei)(fei)方法(fa)采(cai)用(yong)基肥(fei)(fei)(fei)、追(zhui)(zhui)肥(fei)(fei)(fei)結(jie)(jie)合(he)(he)。旱地(di)結(jie)(jie)合(he)(he)播(bo)前(qian)耕(geng)(geng)翻基施(shi)(shi)腐熟農(nong)家肥(fei)(fei)(fei)45噸/公(gong)(gong)頃(qing)，現(xian)(xian)蕾期(qi)結(jie)(jie)合(he)(he)中(zhong)(zhong)耕(geng)(geng)培(pei)(pei)土(tu)(tu)追(zhui)(zhui)施(shi)(shi)尿素1次(ci)，使用(yong)量為(wei)75kg/公(gong)(gong)頃(qing)；水(shui)澆(jiao)地(di)結(jie)(jie)合(he)(he)播(bo)前(qian)整(zheng)地(di)，每畝(mu)基施(shi)(shi)腐熟農(nong)家肥(fei)(fei)(fei)75噸/公(gong)(gong)頃(qing)，生(sheng)(sheng)育(yu)期(qi)間(jian)結(jie)(jie)合(he)(he)灌水(shui)追(zhui)(zhui)肥(fei)(fei)(fei)2次(ci)，每次(ci)追(zhui)(zhui)施(shi)(shi)尿素75kg/公(gong)(gong)頃(qing)。 病(bing)蟲(chong)(chong)害(hai)防治: ①物(wu)理(li)防治 普遍采(cai)用(yong)選(xuan)(xuan)(xuan)(xuan)用(yong)抗(kang)病(bing)品種(zhong)(zhong)、播(bo)前(qian)嚴格淘汰病(bing)薯(shu)(shu)(shu)(shu)(shu)、輪作倒茬、深耕(geng)(geng)翻曬等(deng)農(nong)業(ye)措施(shi)(shi)進(jin)行(xing)(xing)預防。 ②化(hua)學藥劑防治：常見的(de)(de)(de)(de)(de)病(bing)蟲(chong)(chong)害(hai)主(zhu)要(yao)(yao)有晚疫(yi)病(bing)、黑(hei)脛病(bing)、蚜蟲(chong)(chong)、 蠐(qi)螬、 螻蛄(gu)、金針蟲(chong)(chong)。 4、及(ji)時(shi)(shi)(shi)(shi)收(shou)(shou)獲(huo)(huo)：當馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)大(da)部(bu)分(fen)莖(jing)葉(xie)由綠(lv)變黃，達到(dao)(dao)枯萎(wei)，塊莖(jing)停止(zhi)膨(peng)(peng)大(da)，易與(yu)植(zhi)株脫離時(shi)(shi)(shi)(shi)達到(dao)(dao)生(sheng)(sheng)理(li)成熟，此時(shi)(shi)(shi)(shi)為(wei)收(shou)(shou)獲(huo)(huo)的(de)(de)(de)(de)(de)最佳時(shi)(shi)(shi)(shi)期(qi)，即可及(ji)時(shi)(shi)(shi)(shi)收(shou)(shou)獲(huo)(huo)。收(shou)(shou)獲(huo)(huo)前(qian)一周(zhou)殺秧，收(shou)(shou)獲(huo)(huo)的(de)(de)(de)(de)(de)鮮薯(shu)(shu)(shu)(shu)(shu)先(xian)要(yao)(yao)充分(fen)攤晾，待(dai)薯(shu)(shu)(shu)(shu)(shu)皮木栓化(hua)后(hou)方可運輸、貯藏。 5、生(sheng)(sheng)產記錄要(yao)(yao)求(qiu)：真實、準確記錄馬鈴(ling)(ling)薯(shu)(shu)(shu)(shu)(shu)從選(xuan)(xuan)(xuan)(xuan)地(di)到(dao)(dao)收(shou)(shou)獲(huo)(huo)貯藏的(de)(de)(de)(de)(de)生(sheng)(sheng)產全過(guo)程。

包裝標識相關規定

1、分級： 一(yi)級馬鈴(ling)薯(shu)：有該品(pin)(pin)種(zhong)典(dian)型(xing)薯(shu)形(xing)，薯(shu)形(xing)一(yi)致，芽(ya)眼(yan)淺且(qie)少(shao)(shao)，完(wan)整塊莖比率(lv)(lv)≥90%，表(biao)皮(pi)較光滑(hua)，雜質(zhi)(zhi)≤1%，商(shang)(shang)品(pin)(pin)薯(shu)率(lv)(lv)≥90%。 二(er)級馬鈴(ling)薯(shu)：有該品(pin)(pin)種(zhong)特征(zheng)，薯(shu)形(xing)較一(yi)致，芽(ya)眼(yan)淺且(qie)較少(shao)(shao)，完(wan)整塊莖比率(lv)(lv)≥85%，表(biao)皮(pi)輕度粗(cu)糙，雜質(zhi)(zhi)≤1%，商(shang)(shang)品(pin)(pin)薯(shu)率(lv)(lv)≥85%。 三級馬鈴(ling)薯(shu)：有該品(pin)(pin)種(zhong)類似特征(zheng)，無明顯(xian)畸形(xing)，芽(ya)眼(yan)深(shen)度中等(deng)，芽(ya)眼(yan)較少(shao)(shao)，完(wan)整塊莖比率(lv)(lv)≥80%，表(biao)皮(pi)較粗(cu)糙，雜質(zhi)(zhi)≤2%，商(shang)(shang)品(pin)(pin)薯(shu)率(lv)(lv)≥80%。 2、包(bao)(bao)裝(zhuang)：每一(yi)包(bao)(bao)裝(zhuang)件必須(xu)是同(tong)(tong)一(yi)品(pin)(pin)種(zhong)、同(tong)(tong)一(yi)品(pin)(pin)質(zhi)(zhi)、同(tong)(tong)等(deng)級的馬鈴(ling)薯(shu)。包(bao)(bao)裝(zhuang)容器應符(fu)合衛(wei)生(sheng)要求，清潔(jie)干燥(zao)，無毒、無異(yi)味。保證適(shi)合馬鈴(ling)薯(shu)包(bao)(bao)裝(zhuang)、運輸和(he)儲(chu)存。 3、標(biao)(biao)識：符(fu)合國家規定。還應在包(bao)(bao)裝(zhuang)外(wai)部印刷、粘(zhan)貼或吊(diao)掛商(shang)(shang)品(pin)(pin)標(biao)(biao)志，標(biao)(biao)志應清晰、不(bu)易(yi)脫落或褪色。商(shang)(shang)品(pin)(pin)標(biao)(biao)志應注明以下內(nei)容： ——商(shang)(shang)品(pin)(pin)名稱、品(pin)(pin)種(zhong)； ——產(chan)地、生(sheng)產(chan)者名稱、地址、商(shang)(shang)標(biao)(biao)； ——包(bao)(bao)裝(zhuang)規格、凈重、等(deng)級； ——包(bao)(bao)裝(zhuang)日期、質(zhi)(zhi)檢人代(dai)號。 4、儲(chu)藏(zang)： ①適(shi)于儲(chu)藏(zang)的質(zhi)(zhi)量要求