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川东低海拔地区春玉米“三早两增”技术及应用效果陈炎培，袁德胜，龚毅（四川万县市农业局６３４０００）万县市位于四川盆地东部山区，海拔六百米以下的丘陵河谷光热资源丰富。春夏雨量充沛，社会经济条件较好。但伏旱频率高，六月中下旬常有连阴雨。河谷区常年种植春玉...
Technology and Application Effect of Spring Wheat “Three Early Two Increases” in Low Altitude Area of Eastern Sichuan Province CHEN Yanpei, YUAN Desheng, GONG Yi (Bureau of Agriculture, Wan County, Sichuan Province 634000) Wanxian City is located in the eastern mountainous area of Sichuan Basin, Rich in heat resources. Spring and summer rainfall is abundant, the social and economic conditions are better. However, the frequency of drought is high, often in the second half of June with rainy days. Valley area perennial planting spring jade ...