6BERRY P M, STERLING M, SPINK J H, et al. Understanding and reducing lodging in cereals [ J ]. Adv. Agron,2004,84 : 217 -27I.
7STAPPER M, FISCHER R A. Genotype, sowing date and piant spacing influenceon high - yielding, irrigated wheat in Southern New South Wales. IIIPotentialyields and optimum flowering dates [ J ]. Aust. J. Agric. Res, 1990,41:1043 - 1056.
