引进两系稻“两优培九”在赣南试种 3年 ,对其经济性状和生育特性作了系统观察 ,并对其作一季中稻和双季晚稻的高产栽培技术进行了初步研究。试种结果表明 :“两优培九”在赣南地区无论作一季中稻还是双季晚稻均表现高产 The two-line hybrid rice “Liangyoupeijiu” was planted for three years in southern Jiangxi Province. The economic traits and fertility characteristics of the two-line hybrid rice were systematically observed. The high-yielding cultivation techniques of mid-season rice and double-season late rice were also studied. The results of trial planting showed that “Liangyoupeijiu” showed high yield both in the middle season rice and the double season late rice in southern Jiangxi province