“铁梗青”是上海市农科院从中国农科院油料所引进的“中农1097”选系中选育出来的。近两年通过品种比较试验,并在上海郊区3000多亩大田上多点试种,表现早熟高产,秆硬不易倒伏,菌核病轻,是一个适应三熟制栽培的油菜新品种。特征特性:株高约150公分,分枝部位约30公分左右,叶柄长,叶色深,苔叶小,落叶早;蜡粉较多,菌核病轻,成熟时茎秆青秀,不易倒伏;5月28到30日成熟,比“胜利青梗”早熟 “Iron stem green” is selected from “Zhongnong 1097” selected by the Shanghai Academy of Agricultural Science from the oil materials of Chinese Academy of Agricultural Sciences. In the past two years, it has passed the trial of variety comparison and has experimented on more than 3,000 mu of field in the suburbs of Shanghai. The results showed that the straw was hard to fall easily and sclerotinum was light, and it was a new rape adapted to the three-cropping system. Characteristics: height of about 150 cm, branching about 30 cm, petiole long, dark leaves, moss leaves small, early leaves; wax more sclerotinia sclerotia, mature stalks green show, not easy to lodging ; May 28 to 30 mature, more than “Victory Qing stem” premature