国审九杂4号是安徽省九成农科所培育出的杂交棉新品种,2005年4月通过国家审定。为安徽省第一个通过国审的杂交棉新品种,生育期为132天,中后期长势长相旺而稳健结铃率较高,平均单株成铃最高为30.1个,单株果节数多,单铃重最大为4.5克,子棉单产为4514.3千克/公顷5,。通过近几年在 National Audit Jiuzaoka 4 is Anhui Province, Jiucheng Agricultural Sciences breed new varieties of hybrid cotton, in April 2005 passed the national validation. As the first hybrid cotton variety that passed the national examination in Anhui Province, the growth period was 132 days. In the middle and later stages, the growth rate was high and the boll rate was high. The average number of bolls per plant was 30.1, , Boll weight was 4.5 grams at maximum, and cotton yield was 4514.3 kg / ha 5. Through the recent years