即墨(mo)市受嶗山(shan)(shan)山(shan)(shan)脈(mo)與(yu)(yu)膠濰河谷盆地(di)的(de)影響,地(di)勢(shi)由東南向西北傾斜,形(xing)成了低(di)山(shan)(shan)丘(qiu)陵(ling)與(yu)(yu)平原洼地(di)相結合的(de)三大類(lei)地(di)形(xing):東部低(di)山(shan)(shan)丘(qiu)陵(ling)區(qu):面積為626km2,占全市總面積的(de)35.2%。地(di)面高(gao)程在海(hai)拔0~327m之間,區(qu)內山(shan)(shan)嶺、溝(gou)壑、階地(di)、梯(ti)田(tian)(tian)層疊(die)交(jiao)錯,山(shan)(shan)前平地(di)分布(bu)在河谷間和沿海(hai)一帶,丘(qiu)陵(ling)梯(ti)田(tian)(tian)和山(shan)(shan)前平地(di),土層較(jiao)厚,適(shi)宜大多數農(nong)作物生長(chang)。
即墨地瓜生(sheng)產區域地處山(shan)東(dong)(dong)半島西南部(bu)(bu),黃海西岸(an),屬暖(nuan)溫(wen)(wen)(wen)(wen)帶(dai)季風(feng)(feng)(feng)氣(qi)(qi)候,加(jia)之(zhi)海洋(yang)(yang)環(huan)境的(de)影響,又具有(you)顯著的(de)海洋(yang)(yang)性氣(qi)(qi)候特點,光照充足(zu),熱量豐富,溫(wen)(wen)(wen)(wen)暖(nuan)濕(shi)潤,四(si)季分(fen)明。春季多風(feng)(feng)(feng)少(shao)(shao)雨(yu),氣(qi)(qi)溫(wen)(wen)(wen)(wen)回升(sheng)慢,空氣(qi)(qi)干燥,多旱;夏季濕(shi)熱多雨(yu),但持續時(shi)(shi)間短,約(yue)集中(zhong)全(quan)年(nian)60%的(de)降(jiang)(jiang)水,災害(hai)性天氣(qi)(qi)較多;秋季溫(wen)(wen)(wen)(wen)和涼爽,降(jiang)(jiang)水漸少(shao)(shao),蒸發強,常受(shou)旱災威脅(xie);冬季風(feng)(feng)(feng)大溫(wen)(wen)(wen)(wen)低(di),持續時(shi)(shi)間長(chang)。常年(nian)平(ping)均(jun)(jun)(jun)(jun)(jun)氣(qi)(qi)溫(wen)(wen)(wen)(wen)12℃,年(nian)際(ji)變(bian)(bian)化在11℃~12.7℃之(zhi)間;無霜期(qi)196d~234d,農耕期(qi)279d~290d,年(nian)平(ping)均(jun)(jun)(jun)(jun)(jun)日(ri)照時(shi)(shi)數(shu)2663h,東(dong)(dong)部(bu)(bu)少(shao)(shao)、西部(bu)(bu)多;年(nian)平(ping)均(jun)(jun)(jun)(jun)(jun)降(jiang)(jiang)水量667.9mm,東(dong)(dong)部(bu)(bu)為773mm、西部(bu)(bu)為613mm,年(nian)平(ping)均(jun)(jun)(jun)(jun)(jun)蒸發量1772mm;年(nian)平(ping)均(jun)(jun)(jun)(jun)(jun)風(feng)(feng)(feng)速2.2m/s,以西南風(feng)(feng)(feng)為主導風(feng)(feng)(feng)向;地溫(wen)(wen)(wen)(wen)變(bian)(bian)化趨勢與氣(qi)(qi)溫(wen)(wen)(wen)(wen)變(bian)(bian)化基本一致,且均(jun)(jun)(jun)(jun)(jun)與降(jiang)(jiang)水量變(bian)(bian)化呈現(xian)一致性,水溫(wen)(wen)(wen)(wen)同(tong)季,對地瓜生(sheng)長(chang)十分(fen)有(you)利(li)。主要災害(hai)性天氣(qi)(qi)有(you)旱澇、大風(feng)(feng)(feng)、干熱風(feng)(feng)(feng)、暴雨(yu)、冰雹、霜凍等。
青島市即墨市所轄田橫鎮(zhen)(zhen)、金口鎮(zhen)(zhen)、鰲山衛街(jie)(jie)(jie)道、溫泉街(jie)(jie)(jie)道、龍泉街(jie)(jie)(jie)道、龍山街(jie)(jie)(jie)道、北安街(jie)(jie)(jie)道、大(da)信鎮(zhen)(zhen)、藍村鎮(zhen)(zhen)、段(duan)泊嵐(lan)鎮(zhen)(zhen)、移風店鎮(zhen)(zhen)、靈山鎮(zhen)(zhen)共計12個(ge)鎮(zhen)(zhen)(街(jie)(jie)(jie)道)812個(ge)行政村。地理坐標為東(dong)經120°07′~121°23′,北緯36°18′~36°37′。
即(ji)墨地瓜(gua)主要種植品種普薯32,表皮光滑,顏色純正,營養豐(feng)富,口感具有(you)香、軟、粘(zhan)、滑四(si)大特點。富含膳食纖維、胡蘿(luo)卜素、維生(sheng)素A、B、C、E以及鉀、 鐵(tie)、鈣等多種微(wei)量元素,具有(you)抗癌(ai)、保護心臟及預防(fang)肺(fei)氣(qi)腫、糖(tang)尿病等功效。