沈农91是沈阳农业大学用189为母本150为父本杂交后,经过近10年的选育鉴定,形成了各种性状基本一致、熟期有所不同.适于不同地区、不同条件下栽培的一系列品种。1990年通过审定。沈农91秧苗素质好,叶片宽大,生长粗壮,分蘖早而多,苗期耐寒性强。株型紧凑,叶直立而厚硬,叶角小,株高93～98厘米,适于密植。最大叶面积指数可达8～9, Shennong 91 is the male parent of Shenyang Agricultural University, using 189 as the male parent after 150 years of crossbreeding, after nearly 10 years of breeding identification, formed a variety of traits basically the same, different maturity. Suitable for different regions and under different conditions Cultivation of a series of varieties. Approved in 1990. Shennong 91 seedlings of good quality, large leaves, grow thick, early tiller, seedling cold hardiness. Compact plant type, vertical and thick leaves, leaf angle small, height 93 ~ 98 cm, suitable for close planting. The largest leaf area index up to 8 to 9,