论文部分内容阅读
一、水稻 1.津稻308(代号90—308) (1)品种来源:天津市农科院作物所于1989年从本所育成的品系“85—1235”中系统选育而成。1990年参加单株系比较,田间区号为90—308。 (2)报审单位:天津市农科院作物所。 (3)主要特征:全生育期165—170天,中晚熟品种。天津地区4月上、中旬播种,5月下旬至6月初插秧,8月20日左右抽齐穗,10月上、中旬成熟。株高100—110厘米,茎秆坚硬,叶片宽厚上举,株型紧凑透光性好,分蘖力较强。大穗大粒型品种,每穗平均120粒左右,千粒重27—28克,颖尖褐色,无芒或顶芒。米质优于天津稻
I. Rice 1. Jinyao 308 (code 90-308) (1) Source of cultivars: The crops of Tianjin Academy of Agricultural Sciences were systematically bred from the line “85-1235” bred by our institute in 1989. In 1990 to participate in single line comparison, the field code is 90-308. (2) Reporting unit: Crop Institute of Tianjin Academy of Agricultural Sciences. (3) The main features: The whole growth period of 165-170 days, the late maturing varieties. Tianjin area in April on the mid-sowing, late May to early June planting seedlings, about 20 August pumping rachis, October, mid-maturity. Plant height of 100-110 cm, stalks hard, leaves generous on the move, compact compact translucent, strong tillering ability. Large spike Large grain type, average about 120 grains per spike, grain weight 27-28 grams, Ying pointed brown, no mango or top Mang. Rice is better than Tianjin rice