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89冬-58系宁夏农科院水稻室选育而成.杂交组合为84XZ-408×83XW-555.89冬-58株高90厘米左右,株型紧凑,茎秆粗壮.单株15片叶,叶片较宽,剑叶直立.穗长15厘米左右,直穗型,着粒密度中等,平均每穗结实80粒左右,空秕率15%左右,千粒重25克左右.籽粒卵圆型,颖壳黄色,颖尖紫色无芒.糙米率82.5%,精米率75.1%,整精米率60%以上.生育期140天左右,分蘖力较强,耐肥抗倒伏,抗稻瘟病,中抗白叶枯病,9月20日左右成熟.
89 Winter -58 Department of Ningxia Academy of Agricultural Sciences rice room breeding from the hybrid combination of 84XZ-408 × 83XW-555.89 Winter -58 plant height of about 90 cm, plant compact, stalwart stalks .15 leaves per plant, leaves Wide, vertical, sparrow erect spike length of about 15 centimeters, straight spike, grain density medium, the average of about 80 grains per spike, empty rate of about 15%, weight of about 25 grams of grain oval, yellow shell , The tip of purple without M. Brown rice rate of 82.5%, milled rice rate of 75.1%, milled rice rate of 60% or more. Growth period of about 140 days, strong tillering ability, resistance to lodging, blast resistance, resistance to bacterial blight , Mature on September 20 or so.