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合川县地处四川盆地东部,平均气温18.1℃,年降雨量1108毫米,极端最高气温41.4℃,极端最低气温-3.7℃,最冷月平均温度7.3℃,≥10℃的年积温5903℃,是发展甜橙的最适宜区。锦橙系三十年代后期从四川江津县实生甜橙中选育出的优良品种。自五十年代开始引进合川,由于气候、土壤条件适宜,表现树健、丰产、果形美观、少核、优质、耐贮。1983年全县已种植锦橙2
Hechuan County is located in the eastern Sichuan Basin, the average temperature of 18.1 ℃, annual rainfall of 1108 mm, the extreme maximum temperature of 41.4 ℃, the extreme minimum temperature of -3.7 ℃, the coldest month, the average temperature of 7.3 ℃, ≥ 10 ℃, the annual accumulated temperature 5903 ℃, is The most suitable area for the development of sweet orange. Jin orange is the late thirties from Sichuan Jiangjin real oranges bred excellent varieties. Since the 1950s, Hechuan has been introduced. Due to its suitable climate and soil conditions, it shows good tree-planting, high yield, beautiful appearance, less nuclear, high quality and storability. In 1983 the county has planted Jincheng 2