冬小麦新品种汾4846选育报告

冬小麦新品种汾4846是以晋麦66号为母本、TK95—3为父本进行有性杂交育成。在2004-2006年山西省中部晚熟冬麦区中水肥区域试验中，2a折合平均产量5630．2kg／hm^2，比对照品种京冬8号增产11．4％；在2005-2006年度山西省中部晚熟冬麦区中水肥生产试验中，平均产量为5675．6kg／hm^2，比对照京冬8号增产8．2％。苗期和成株期中感条锈病和白粉病。籽粒含粗蛋白（干基）15．61％、湿面筋29．60％，沉降值17．50mL，千粒重42g左右，容重795g／L。适宜在山西省中部和我国北部冬麦区中水肥地种植。

Breeding Report of A New Winter Wheat Variety Fen 4846

Fen 4846 was bred by crossing with the parental combination of Jinmai 66/TK95-3.The average yield of Fen 4846 was 5 630.2 kg/hm2 and 11.4% higher than of the check Jingdong 8 in water-fertilizer regional test which was conducted during the period 2004-2006 in the late-maturing winter wheat area of Shanxi Province;the average yield was 5675.6 kg/hm2 and 8.2% higher than of the check Jingdong 8 in water-fertilizer regional test during the period 2005-2006.The result showed that it was medium susceptible to stripe rust and powdery mildew at the seedling and adult stage.In addition,the seed contains crude protein,wet gluten,with sedimentation value,1 000-grain-weight and natural weight were 15.61%,29.6%,17.5 mL,42 g,795 g/L,respectively.It is suitable to plant in the center of Shanxi province and the water-fertilizer region in the north of China.