澧縣雙低(di)油菜(cai)籽(zi)基地(di)(di)(di)山丘(qiu)平(ping)湖均(jun)有分布,地(di)(di)(di)貌類型多樣,呈以(yi)平(ping)原(yuan)和崗地(di)(di)(di)為(wei)主體的地(di)(di)(di)貌特(te)征。澧縣雙低(di)油菜(cai)籽(zi)生產(chan)基地(di)(di)(di)空(kong)氣清新寧靜,候(hou)(hou)溫(wen)和,屬(shu)于大陸季風(feng)濕潤(run)性氣候(hou)(hou),熱量(liang)豐富,光照充(chong)足,雨量(liang)充(chong)沛。多年平(ping)均(jun)氣溫(wen)為(wei)16.5℃,適宜種植(zhi)油菜(cai)。澧縣雙低(di)油菜(cai)籽(zi),籽(zi)粒(li)暗褐色,大小均(jun)勻,粒(li)大飽滿,球形,皮薄,有光澤,千粒(li)重3.8-4.5克(ke)。
2018年2月12日,原中華(hua)人(ren)民(min)共和國(guo)農(nong)業部正式批(pi)準對“澧縣(xian)雙低油(you)菜籽(zi)”實施(shi)農(nong)產品地理標志(zhi)登(deng)記(ji)保護(hu)。
常德(de)市(shi)澧縣所轄(xia)甘溪灘鎮(zhen)(zhen)(zhen)(zhen)、火連坡鎮(zhen)(zhen)(zhen)(zhen)、碼頭(tou)鋪鎮(zhen)(zhen)(zhen)(zhen)、王(wang)家廠鎮(zhen)(zhen)(zhen)(zhen)、大堰垱鎮(zhen)(zhen)(zhen)(zhen)、城頭(tou)山鎮(zhen)(zhen)(zhen)(zhen)、金羅鎮(zhen)(zhen)(zhen)(zhen)、鹽井鎮(zhen)(zhen)(zhen)(zhen)、復(fu)興鎮(zhen)(zhen)(zhen)(zhen)、夢溪鎮(zhen)(zhen)(zhen)(zhen)、涔南(nan)(nan)鎮(zhen)(zhen)(zhen)(zhen)、澧南(nan)(nan)鎮(zhen)(zhen)(zhen)(zhen)、官垸鎮(zhen)(zhen)(zhen)(zhen)、如東鎮(zhen)(zhen)(zhen)(zhen)、小渡(du)口鎮(zhen)(zhen)(zhen)(zhen)、澧陽(yang)街(jie)(jie)道(dao)辦(ban)(ban)、澧澹街(jie)(jie)道(dao)辦(ban)(ban)、澧西街(jie)(jie)道(dao)辦(ban)(ban)、澧浦街(jie)(jie)道(dao)辦(ban)(ban)共計19個鎮(zhen)(zhen)(zhen)(zhen)(街(jie)(jie)道(dao)辦(ban)(ban))。地理坐標為東經111°12′30″~112°00′05″,北緯29°16′00″~29°57′00″。
澧縣雙低油菜籽(zi)(zi),籽(zi)(zi)粒暗褐色,大小均勻,粒大飽(bao)滿,球形,皮薄(bo),有光澤,千(qian)粒重3.8-4.5克。
經檢(jian)測(ce),澧(li)縣雙低油(you)菜籽豆蔻酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.15%,棕(zong)櫚酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)3.0-7.0%;棕(zong)櫚一(yi)(yi)烯酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)0-0.5%;十(shi)(shi)七碳烷酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.3%;十(shi)(shi)七碳一(yi)(yi)烯酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.3%;硬脂酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)0.8-3.0%;油(you)酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)55.0-70.0%;亞油(you)酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)15.0-30.0%;亞麻酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)5.0-9.0%;花生酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)0.3-1.2%;花生一(yi)(yi)烯酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)0.2-4.3%;山崳酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.6%;芥酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤2.5%;二(er)十(shi)(shi)四(si)碳烷酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.3%;二(er)十(shi)(shi)四(si)碳一(yi)(yi)烯酸(suan)(suan)含(han)(han)(han)(han)量(liang)(liang)(liang)≤0.4%;硫代葡萄糖(tang)苷含(han)(han)(han)(han)量(liang)(liang)(liang)≤25微摩爾/克(餅(bing))。
2012年,澧縣油菜籽播種面積為(wei)66萬(wan)(wan)畝,油菜籽的總產(chan)量(liang)為(wei)8580萬(wan)(wan)公(gong)斤(jin)左右(you),可向社會(hui)提供商品量(liang)約6006萬(wan)(wan)公(gong)斤(jin)。
2015年(nian),澧縣油菜常年(nian)種(zhong)植面(mian)積(ji)穩定在4.3萬(wan)公頃左(zuo)右,菜籽總(zong)產量9.3萬(wan)噸左(zuo)右。
2017年,澧(li)(li)縣雙低油菜(cai)籽總(zong)生產面積43333.33公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)(其中:甘溪灘鎮(zhen)(zhen)2034公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),,火(huo)連(lian)坡鎮(zhen)(zhen)2160公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),碼頭(tou)(tou)鋪鎮(zhen)(zhen)2346公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),王家(jia)廠鎮(zhen)(zhen)1816公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),大堰垱(dang)鎮(zhen)(zhen)4036公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),城頭(tou)(tou)山鎮(zhen)(zhen)1864公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),金羅(luo)鎮(zhen)(zhen)2042公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),鹽井鎮(zhen)(zhen)4028公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),復興鎮(zhen)(zhen)2704公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),夢溪鎮(zhen)(zhen)3706公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),涔南(nan)鎮(zhen)(zhen)1716公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),澧(li)(li)南(nan)鎮(zhen)(zhen)2468公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),官垸鎮(zhen)(zhen)1735公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),如東鎮(zhen)(zhen)3890公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),小渡(du)口鎮(zhen)(zhen)4552公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),澧(li)(li)陽街道(dao)辦事(shi)處80.3公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),澧(li)(li)澹街道(dao)辦事(shi)處992公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing),澧(li)(li)浦街道(dao)辦事(shi)處220公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)和澧(li)(li)西(xi)街道(dao)辦事(shi)處584公(gong)(gong)(gong)頃(qing)(qing)(qing)(qing)),年產油菜(cai)籽9.75萬噸。
2018年(nian)2月12日,原中華人民共(gong)和國農(nong)業(ye)部正式批準對“澧縣(xian)雙低油菜籽”實施農(nong)產品地理(li)標(biao)志(zhi)登記(ji)保護。
2009年(nian),澧縣啟動了綠(lv)色(se)食(shi)品原料(雙(shuang)低油(you)菜)基(ji)地創建。
2010年,澧縣創建綠色農產(chan)品(油菜)示范基地。
2011年,澧(li)縣綠色(se)食(shi)品油菜標準(zhun)化生(sheng)產(chan)基地(di)(di)建(jian)設(she),列入《第十批創建(jian)全國(guo)綠色(se)食(shi)品原料標準(zhun)化生(sheng)產(chan)基地(di)(di)名單》。