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蒙亚一号系由雁杂10号品种中,经一次单株选择培育而成。属油纤两用类型.株高70厘米左右,工艺长度30～50厘米.分茎少,分枝集中.千粒重8克左右.含油率43—45.5%。全生育期102～120天,属中熟种,具有喜水肥,较抗倒伏,生长整齐一致,花期集中,高产优质等特点。一九七四——一九七五年,在巴盟、锡盟、呼市、包头等地多点试验,亩产205～396斤,比当地推广种雁杂10号、匈牙利3号平均增产12.5%。一九七七年在凉城县崞县夭公社、托克托县乃只盖公社以及宁夏固原地区农科所等地试种,增产7.7—17.9%.
Mongolian No. 1 from Yanza 10 varieties, cultivated by a single plant selection made. Is a dual fiber type. Plant height of about 70 cm, the length of 30 to 50 cm. Sub-stems less, concentrated branches. 1000 grain weight of about 8 grams. Oil content of 43-45.5%. The whole growth period of 102 to 120 days, is a medium-mature, with hi fertilizer, more lodging resistance, neat growth, flowering focus, high yield and quality characteristics. From 1974 to 1975, more tests were conducted in Bamang, Ximeng, Hohhot and Baotou to yield 205-396 kg of mu per mu, an increase of more than the local promotion of Yansha 10 and Hungary 3 12.5%. In 1977, they were planted in Yixiu community of Shexian County in Liangcheng County and only cover commune in Tuoketuo County and Agricultural Science Institute of Guyuan District in Ningxia, yielding 7.7-17.9%.