瓦崗紅薯(shu)(shu)薯(shu)(shu)塊均勻,成(cheng)紡錘(chui)狀,薯(shu)(shu)皮紅色,光滑(hua)鮮(xian)亮(liang),薯(shu)(shu)肉黃色,鮮(xian)食(shi)味甘,熟食(shi)香濃,質地細膩(ni),粗(cu)纖維少(shao),口感綿軟。
(1)地(di)(di)(di)(di)貌條件:確山縣瓦崗鎮地(di)(di)(di)(di)處伏牛山、桐柏山余(yu)脈(mo)交匯處,屬淺山丘(qiu)陵地(di)(di)(di)(di)形,河流(liu)縱(zong)橫,易于(yu)灌溉,南北地(di)(di)(di)(di)勢高,中間地(di)(di)(di)(di)勢較平(ping)坦,瓦崗紅薯產(chan)區位于(yu)中部丘(qiu)陵崗坡地(di)(di)(di)(di),為(wei)瓦崗紅薯提(ti)供(gong)了(le)良好的(de)自然環境。
(2)氣候條件:瓦(wa)崗鎮受地(di)形影響,形成丘(qiu)陵(ling)小(xiao)氣候區,境內(nei)全(quan)年(nian)(nian)(nian)(nian)氣溫(wen)溫(wen)和,雨熱同季(ji)。全(quan)年(nian)(nian)(nian)(nian)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)氣溫(wen)15℃,全(quan)年(nian)(nian)(nian)(nian)≥0℃積(ji)溫(wen)歷年(nian)(nian)(nian)(nian)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)5460.7℃,80%的(de)(de)年(nian)(nian)(nian)(nian)份在5247.5℃以(yi)上(shang)(shang);日(ri)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)氣溫(wen)≥10℃的(de)(de)積(ji)溫(wen)歷年(nian)(nian)(nian)(nian)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)4844.7℃,80%的(de)(de)年(nian)(nian)(nian)(nian)份在4522.2℃以(yi)上(shang)(shang),完(wan)全(quan)能夠滿(man)足作物“一年(nian)(nian)(nian)(nian)兩熟(shu)”的(de)(de)需要。年(nian)(nian)(nian)(nian)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)降水(shui)量972.8毫(hao)米,春(chun)季(ji)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)降水(shui)231.5毫(hao)米占47.6%;秋季(ji)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)降水(shui)209.9毫(hao)米占21.6%;冬季(ji)平(ping)(ping)(ping)均(jun)(jun)(jun)(jun)降水(shui)量67.5毫(hao)米占7%。基本上(shang)(shang)和作物活躍生長(chang)期一致(zhi),獨特(te)的(de)(de)氣候條件適宜瓦(wa)崗紅薯生長(chang)。
(3)水源(yuan)條件(jian):境內主(zhu)要(yao)河流(liu)為臻頭河,自西向(xiang)東過境段長16.7公(gong)里,境內建有(you)龍山口小一類(lei)水庫(ku)1座(zuo),小型(xing)二類(lei)水庫(ku)8座(zuo),蓄水量680萬立方米,灌溉(gai)面(mian)積(ji)3000多畝,境內地(di)(di)上地(di)(di)下水清澈(che)無污染(ran),為瓦崗紅(hong)薯(shu)的生(sheng)長提供了(le)充足且優質的水源(yuan)。
(4)土(tu)壤條件(jian)(jian):瓦崗鎮土(tu)壤呈(cheng)中(zhong)性(xing),有機(ji)質(zhi)含量為(wei)(wei)10-20g/kg,10℃以(yi)上的積(ji)溫為(wei)(wei)4500~5300℃,土(tu)壤表面腐殖質(zhi)積(ji)累較(jiao)強,土(tu)質(zhi)疏(shu)松、通(tong)透性(xing)好,保蓄性(xing)強,礦物(wu)養分含量高、無污染源(yuan),為(wei)(wei)瓦崗紅薯(shu)(shu)提供了優質(zhi)的土(tu)壤條件(jian)(jian),所(suo)產紅薯(shu)(shu)薯(shu)(shu)塊均(jun)勻,薯(shu)(shu)皮光滑鮮(xian)亮(liang),鮮(xian)食(shi)味甘,熟食(shi)香(xiang)濃,質(zhi)地細膩(ni),粗(cu)纖維少(shao),口感綿軟。
瓦崗(gang)鎮(zhen)(zhen)位于確山(shan)(shan)縣(xian)的西(xi)部,東靠三里河街道(dao)辦事處(chu)、西(xi)接竹溝(gou)鎮(zhen)(zhen)、南鄰任(ren)店(dian)鎮(zhen)(zhen)、北望驛城區(qu)蟻(yi)蜂(feng)鎮(zhen)(zhen)。瓦崗(gang)紅(hong)薯保(bao)護(hu)范圍:確山(shan)(shan)縣(xian)瓦崗(gang)鎮(zhen)(zhen)一個鎮(zhen)(zhen)所管轄的瓦崗(gang)村(cun)(cun)(cun)、劉老(lao)莊(zhuang)村(cun)(cun)(cun)、孫崗(gang)村(cun)(cun)(cun)、葉老(lao)莊(zhuang)村(cun)(cun)(cun)、田畈村(cun)(cun)(cun)、澤溝(gou)村(cun)(cun)(cun)、常(chang)莊(zhuang)村(cun)(cun)(cun)、蘆莊(zhuang)村(cun)(cun)(cun)、沖口村(cun)(cun)(cun)、貫臺村(cun)(cun)(cun)、黑(hei)風寺村(cun)(cun)(cun)、邢店(dian)村(cun)(cun)(cun)、林莊(zhuang)村(cun)(cun)(cun)、下溝(gou)村(cun)(cun)(cun)、鄧莊(zhuang)村(cun)(cun)(cun)15個行政村(cun)(cun)(cun)。地理坐標(biao)為東經113°47′13"~113°57′12",北緯32°39′22~32°52′01"。保(bao)護(hu)面(mian)積5000公頃,年產量12.5萬噸鮮薯。
(1)外在感(gan)觀特(te)征:薯(shu)塊均勻,成紡(fang)錘(chui)狀(zhuang),薯(shu)皮紅色,光滑鮮(xian)亮,薯(shu)肉黃色,鮮(xian)食味甘,熟(shu)食香濃(nong),質(zhi)地細膩,粗纖(xian)維(wei)少,口(kou)感(gan)綿軟(ruan)。
(2)內在品質(zhi)指標:瓦崗紅薯鮮(xian)薯粗纖維含(han)量(liang)≤1.0%、淀(dian)粉含(han)量(liang)≥55g/100g。(根據(ju)農(nong)業農(nong)村(cun)部(bu)農(nong)產(chan)品質(zhi)量(liang)監督(du)檢驗測試中心(鄭州)檢測。)
(3)安全要求:明(ming)確(que)登記產品市場準入所遵循的國家(jia)強(qiang)制(zhi)性技術規范名稱、具(ju)體內容和相關法(fa)律法(fa)規規定。