我市位于东经113～120°,北纬30～37°,海拔100～150米低丘,土壤为棕壤或褐土,50～70年代为半湿润气候区,80年代变为半干燥气候区。为此,市科委决定从1989年开始引进先进技术使90%的粮田种植小麦玉米。三年来开发旱地57.8万亩,平均亩产519.2公斤,共增产粮食7.9万余吨,增加经济收入3384万元。 The city is located in the east longitude 113 ~ 120 °, latitude 30 ~ 37 °, elevation of 100 to 150 meters hilly, brown soil or brown soil, from 50 to 70 years for the semi-humid climate zone, the 80’s into a semi-dry climate zone. To this end, the Municipal Science and Technology Commission decided to introduce advanced technology from 1989 to make 90% of the wheat fields planted with corn. In the past three years, 578,000 hectares of dry land have been developed, with an average yield of 519.2 kilograms per mu, a total increase of 79,000 tons of grain and an increase of 33.84 million yuan of economic income.