芜湖县属长江中下游单、双季稻混栽区，常年水稻种植面积４．６７～５．００万ｈｍ２。为稳定粮食总产，提高单位面积产量和经济效益，走发展“两高一优”农业的路子，我县自１９９２年起开展了“三杂”配套高产栽培技术方面的探索与研究。通过３ａ的试验研究与技术完善，... Wuhu County is the middle and lower reaches of the Yangtze River single and double cropping areas, perennial rice planting area of ​​4.67 ~ 5.00 million hm2. In order to stabilize the total output of grain, increase yield and economic benefits per unit area, and take the path of developing “two highs and one excellent” agriculture, our county has conducted exploration and research on “Three Hybrids” high-yielding cultivation techniques since 1992. Through the 3a experimental research and technology improvement, ...