上海县紧靠上海市区西南部,位于北纬31.1°,在长江入海口的黄浦江平原上,黄浦江纵贯南北,大小河流密布,气候温和。 柑桔在上海县的种植,自建国以来曾大起三次,大落二次。最早在六十年代末期,康桥六队种了6亩,由于不懂技术,到1972年只留下2.5亩,1973年后,全县种植了197.4亩。少数果园,管理好的到1978年亩产 Shanghai is close to the southwestern part of Shanghai and 31.1 ° north latitude. On the Huangpu River plain to the mouth of the Yangtze River, the Huangpu River flows through the north and south with large and small rivers and mild climate. Citrus cultivation in Shanghai, since the founding of the country had a great deal three times, up and down twice. The earliest in the late sixties, Cambridge Six kinds of 6 acres planted, because they do not understand the technology, leaving only 2.5 acres in 1972, after 1973, the county planted 197.4 acres. A few orchards, managed well until 1978 mu