懷(huai)玉(yu)(yu)山(shan)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)塊莖(jing)卵(luan)圓形或長(chang)圓形,馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)皮極為(wei)(wei)(wei)粗糙,較(jiao)普通(tong)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)有(you)明顯區別(bie),顏色(se)為(wei)(wei)(wei)黃色(se),馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)肉為(wei)(wei)(wei)白色(se)。營(ying)養(yang)十(shi)(shi)分豐富,可稱為(wei)(wei)(wei)十(shi)(shi)全(quan)十(shi)(shi)美的(de)事(shi)物。懷(huai)玉(yu)(yu)山(shan)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)在(zai)玉(yu)(yu)山(shan)境內(nei)種(zhong)植(zhi)(zhi)(zhi)(zhi)歷(li)史悠(you)久,為(wei)(wei)(wei)當(dang)地主要農作(zuo)物。懷(huai)玉(yu)(yu)山(shan)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)是當(dang)地農民精心選留與自然選擇的(de)結果,據(ju)考證(zheng),懷(huai)玉(yu)(yu)山(shan)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)于(yu)19世(shi)紀末由美國北長(chang)老會傳(chuan)教(jiao)士(shi)Dr.Tooker 帶到懷(huai)玉(yu)(yu)山(shan),在(zai)當(dang)年的(de)寺廟種(zhong)植(zhi)(zhi)(zhi)(zhi),在(zai)長(chang)期的(de)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)種(zhong)植(zhi)(zhi)(zhi)(zhi)實踐過(guo)(guo)程中,勞動人民積(ji)累(lei)了豐富的(de)種(zhong)植(zhi)(zhi)(zhi)(zhi)和繁育(yu)經驗(yan),經過(guo)(guo)多年的(de)種(zhong)植(zhi)(zhi)(zhi)(zhi),逐步(bu)形成了具有(you)高(gao)山(shan)代表性的(de)馬(ma)(ma)(ma)鈴(ling)(ling)(ling)(ling)薯(shu)(shu)品種(zhong)。
地域范圍
懷(huai)玉山(shan)(shan)馬鈴薯產于(yu)江西省玉山(shan)(shan)縣西北60公里(li)處懷(huai)玉鄉境(jing)內(nei),與(yu)三清山(shan)(shan)對峙相望。處于(yu)東(dong)經117°56′30″-117°58′13″、北緯28°53′01″-28°53′17″之間(jian),平均(jun)海拔(ba)1000米(mi)。農(nong)產品地理標志界(jie)定為懷(huai)玉山(shan)(shan)范圍(wei)內(nei)的玉峰村(cun)(cun)、洋塘村(cun)(cun)、金坪村(cun)(cun)、隴首村(cun)(cun)及(ji)關口(kou)村(cun)(cun)5個行政村(cun)(cun),保(bao)護面積124公頃。
產品(pin)品(pin)質特(te)性特(te)征
1、外在感(gan)官特征:塊莖卵圓或長圓形。薯(shu)皮極(ji)為粗糙,較普通馬鈴(ling)薯(shu)有明顯區別,顏色為黃色;薯(shu)肉為白色。
2、內在(zai)品(pin)質(zhi)指標:淀粉含(han)量10.3%—14.4%,蛋白質(zhi)含(han)量2.56%—2.60%,干物質(zhi)含(han)量16.8%—18.0%,維(wei)生素C 13.1mg/100g—13.3mg/100g。未(wei)檢測(ce)出還原糖。
3、安全要求:懷玉山(shan)馬鈴薯(shu)(shu)產(chan)地環(huan)境(jing)嚴(yan)格執(zhi)行《NY5010-2002無公(gong)害食(shi)(shi)品(pin)蔬(shu)菜產(chan)地環(huan)境(jing)條件》;產(chan)品(pin)符合《NY5221-2005無公(gong)害食(shi)(shi)品(pin)薯(shu)(shu)芋類(lei)蔬(shu)菜》的(de)標(biao)準。