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水稻“9-92”系江苏常州市武进稻麦育种场用“武育粳3号”ד丙627”杂文选育而成,1992年定型,1995年在江苏省种植180多万亩,1996年被省种子站列为常州、无锡、镇江、南通、扬州等市的主要示范推广品种。1996年我场试种“9-92”,表现抗病、优质、高产、抗倒。为完善“9-92”的高产栽培技术,我们进行了不同密度试验。1材料与方法1.1基本情况 试验设在新洋农场新南分场二十二支场14号田,前茬为小麦“扬158”,地力中上等,地势平坦,土质为砂壤土。本试验于5月3日浸种,5月11日落谷,6月25日移栽,10月29日收获。全
Rice “9-92” was from Wuchang rice and wheat breeding farm in Changzhou, Jiangsu Province. It was bred from “Wuyujing 3” × “C 627” essay, shaped in 1992, and planted more than 180 million mu in 1995 in Jiangsu Province. 1996 Was listed as the provincial seed stations in Changzhou, Wuxi, Zhenjiang, Nantong, Yangzhou and other cities to promote the major demonstration varieties. In 1996, my field test “9-92”, showing disease resistance, high quality, high yield, anti-down. To improve the “9-92” high-yielding cultivation techniques, we conducted different density tests. MATERIALS AND METHODS A. The basic situation The experiment was conducted on the 14th field of No.22 branch of Xinnan Sub-farm in Xinyang Farm. The former crop was “Yang 158” of wheat and the ground force was middle-to-high with flat terrain. The soil was sandy loam. The experiment soaked in May 3, May 11 Valley, transplanting June 25, October 29 harvest. all