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Ⅱ优7599是江西省农科院水稻研究所利用Ⅱ-32A与恢复系JR7599配组而成的三系杂交晚稻新组合。该组合最大的特点是剔除科恢752的配组感光性而能作晚稻种植,株型紧凑,形态清秀,剑叶挺直,呈瓦背状,抗倒,抗稻飞虱,产量高,米饭口感好。2008年3月通过江西省农作物品种审定委员会审定。该文介绍了Ⅱ优7599的选育过程、特征特性、栽培技术及制种技术要点。
Ⅱ You 7599 is a new three-line hybrid late rice combination made by Rice Research Institute of Jiangxi Academy of Agricultural Sciences using Ⅱ-32A and restorer line JR7599. The most prominent feature of this combination is that it can be planted in late rice without the sensitivity of Kehui 752. The plant type is compact, the shape is elegant, the flag leaves are straight, . March 2008 through the Jiangxi Provincial Crop Variety Approval Committee validation. This paper introduced the breeding process, characteristics, cultivation techniques and seed production techniques of Ⅱ You 7599.