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绵阳92—8系四川省绵阳市农科所用自育矮秆、多花多实、抗病品系绵阳85—21作母本,以引进材料81—1294—2作父本通过有性杂交育成。是一个早熟、矮秆、大穗型的优良资源。 1、产量高:1993年参加本所品比高肥组试验,每667平方米有基本苗12.07万,分蘖力中等,有效穗25.03万。每穗43.3粒,千粒重45.6克。平均每667平方米产457.1公斤,比对照80—8增产9.
Mianyang 92-8 is a female parent of Mianyang 85-21, a self-propelled dwarf, multiflorant and resistant line Mianyang City, Sichuan Province. The female parent 81-1294-2 was introduced as a male parent through sexual crossing. Is a precocious, dwarf, big spike type of excellent resources. 1, high yield: In 1993 to participate in the higher than the high-fat group test, basic seedlings per 667 square meters have been 120,700, tillering ability medium, the effective spike 250,300. 43.3 ears per ear, one thousand grain weight 45.6 grams. An average of 457.1 kilograms per 667 square meters, yield 9 more than the control 80-8.