澧縣(xian)(xian)雙(shuang)低(di)油(you)(you)菜籽(zi)基地(di)(di)山丘(qiu)平湖均有分布,地(di)(di)貌(mao)類(lei)型多(duo)樣,呈以平原(yuan)和崗地(di)(di)為(wei)主(zhu)體(ti)的地(di)(di)貌(mao)特征。澧縣(xian)(xian)雙(shuang)低(di)油(you)(you)菜籽(zi)生產基地(di)(di)空(kong)氣(qi)清新寧靜,候溫和,屬于大陸(lu)季風濕潤性氣(qi)候,熱量(liang)豐富,光照充(chong)足,雨量(liang)充(chong)沛。多(duo)年平均氣(qi)溫為(wei)16.5℃,適宜種植油(you)(you)菜。澧縣(xian)(xian)雙(shuang)低(di)油(you)(you)菜籽(zi),籽(zi)粒(li)暗褐色,大小均勻,粒(li)大飽滿,球形(xing),皮薄(bo),有光澤(ze),千粒(li)重(zhong)3.8-4.5克。
2018年2月12日,原(yuan)中華人民共和國農業部正(zheng)式批準對“澧縣雙低油菜籽”實(shi)施農產(chan)品地理標志(zhi)登記保護。
常(chang)德市澧(li)(li)縣所轄甘(gan)溪灘鎮(zhen)(zhen)(zhen)、火連(lian)坡鎮(zhen)(zhen)(zhen)、碼頭鋪鎮(zhen)(zhen)(zhen)、王家(jia)廠鎮(zhen)(zhen)(zhen)、大堰垱鎮(zhen)(zhen)(zhen)、城頭山鎮(zhen)(zhen)(zhen)、金羅鎮(zhen)(zhen)(zhen)、鹽井鎮(zhen)(zhen)(zhen)、復興(xing)鎮(zhen)(zhen)(zhen)、夢溪鎮(zhen)(zhen)(zhen)、涔南(nan)鎮(zhen)(zhen)(zhen)、澧(li)(li)南(nan)鎮(zhen)(zhen)(zhen)、官垸鎮(zhen)(zhen)(zhen)、如東(dong)鎮(zhen)(zhen)(zhen)、小渡(du)口(kou)鎮(zhen)(zhen)(zhen)、澧(li)(li)陽(yang)街道(dao)辦(ban)(ban)、澧(li)(li)澹(dan)街道(dao)辦(ban)(ban)、澧(li)(li)西街道(dao)辦(ban)(ban)、澧(li)(li)浦街道(dao)辦(ban)(ban)共(gong)計19個鎮(zhen)(zhen)(zhen)(街道(dao)辦(ban)(ban))。地理坐標為東(dong)經111°12′30″~112°00′05″,北緯29°16′00″~29°57′00″。
澧(li)縣雙低油菜(cai)籽(zi),籽(zi)粒暗褐色,大(da)小均勻,粒大(da)飽(bao)滿,球(qiu)形,皮(pi)薄(bo),有光澤,千粒重(zhong)3.8-4.5克。
經檢(jian)測(ce),澧縣(xian)雙低(di)油菜籽豆(dou)蔻酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.15%,棕櫚(lv)酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)3.0-7.0%;棕櫚(lv)一(yi)烯酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)0-0.5%;十(shi)(shi)七碳烷酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.3%;十(shi)(shi)七碳一(yi)烯酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.3%;硬(ying)脂酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)0.8-3.0%;油酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)55.0-70.0%;亞(ya)油酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)15.0-30.0%;亞(ya)麻酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)5.0-9.0%;花生酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)0.3-1.2%;花生一(yi)烯酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)0.2-4.3%;山崳酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.6%;芥酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤2.5%;二(er)十(shi)(shi)四碳烷酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.3%;二(er)十(shi)(shi)四碳一(yi)烯酸(suan)(suan)(suan)(suan)含(han)(han)量(liang)≤0.4%;硫代葡(pu)萄(tao)糖(tang)苷含(han)(han)量(liang)≤25微摩爾(er)/克(餅)。
2012年(nian),澧縣油菜(cai)籽播種面積為66萬(wan)畝,油菜(cai)籽的總產量(liang)為8580萬(wan)公斤左右(you),可向社(she)會(hui)提供商(shang)品量(liang)約6006萬(wan)公斤。
2015年,澧縣油菜常年種(zhong)植面積(ji)穩(wen)定在4.3萬(wan)公頃左右(you)(you),菜籽總產量9.3萬(wan)噸(dun)左右(you)(you)。
2017年,澧(li)(li)縣雙(shuang)低(di)油(you)菜(cai)籽總生產面積43333.33公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing)(其中(zhong):甘(gan)溪灘鎮(zhen)(zhen)(zhen)2034公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),,火連坡鎮(zhen)(zhen)(zhen)2160公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),碼頭(tou)鋪鎮(zhen)(zhen)(zhen)2346公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),王(wang)家(jia)廠鎮(zhen)(zhen)(zhen)1816公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),大堰垱鎮(zhen)(zhen)(zhen)4036公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),城頭(tou)山(shan)鎮(zhen)(zhen)(zhen)1864公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),金羅(luo)鎮(zhen)(zhen)(zhen)2042公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),鹽井鎮(zhen)(zhen)(zhen)4028公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),復興鎮(zhen)(zhen)(zhen)2704公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),夢溪鎮(zhen)(zhen)(zhen)3706公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),涔南鎮(zhen)(zhen)(zhen)1716公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),澧(li)(li)南鎮(zhen)(zhen)(zhen)2468公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),官垸(huan)鎮(zhen)(zhen)(zhen)1735公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),如東(dong)鎮(zhen)(zhen)(zhen)3890公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),小渡口鎮(zhen)(zhen)(zhen)4552公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),澧(li)(li)陽街(jie)道(dao)辦(ban)事處(chu)80.3公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),澧(li)(li)澹(dan)街(jie)道(dao)辦(ban)事處(chu)992公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing),澧(li)(li)浦(pu)街(jie)道(dao)辦(ban)事處(chu)220公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing)和澧(li)(li)西街(jie)道(dao)辦(ban)事處(chu)584公(gong)(gong)(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(qing)),年產油(you)菜(cai)籽9.75萬噸。
2018年2月12日,原中華人(ren)民共和國(guo)農(nong)業部正式批準對(dui)“澧(li)縣雙低油菜籽”實(shi)施(shi)農(nong)產品(pin)地理標志登記保護(hu)。
2009年(nian),澧縣啟動了綠色食品原料(雙低油菜)基地創建(jian)。
2010年(nian),澧縣創建綠色農產品(油(you)菜)示范基地。
2011年,澧縣綠色食(shi)品油菜標準化生產基(ji)地建設,列(lie)入《第十批創(chuang)建全國綠色食(shi)品原料標準化生產基(ji)地名單》。