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绥化市位于黑龙江省中南部,地处东经124°13′~128°30′,北纬45°3′~48°02′。年平均气温1.3~4.0℃,≥10℃积温2 400~2 700℃,无霜期120~140d,冬季最低温度-30℃以下,属于北方高寒地区。当地市民每年长达6个多月吃不到鲜葱,然而东北地区市民常年有食用蘸酱菜的习惯,每年对鲜葱的需求量在2 000万kg以上。课题组从1997年开始,对温室囤葱栽培进行了系统
Suihua City is located in central and southern Heilongjiang Province, located in longitude 124 ° 13 ’~ 128 ° 30’, latitude 45 ° 3 ’~ 48 ° 02’. The annual average temperature of 1.3 ~ 4.0 ℃, ≥ 10 ℃ accumulated temperature of 2,400 ~ 2,700 ℃, frost-free period 120 ~ 140d, the lowest temperature in winter -30 ℃ below, belong to the northern alpine region. Local citizens eat up to more than 6 months a year, but people in northeast China have a habit of dipping their pickles all year round. Their annual demand for fresh green onions is over 20 million kg. Task Force from 1997 onwards, greenhouse cultivation onion system