1Yang Liu, Weiping Chen, Yanfeng Ding , et al. Effect of Gibberellic acid (GA3) and c~-naphtha lene acetic acid (NAA) on the growth of unpro ductive tillers and the grain yield of rice (Oryza sativa L.) [J] .African Journal of Agricultural Re search, 2012, 7 (4): 534~539.
8Chen Fei Dong, Hong Ru Gu, Cheng Long Ding, et al.Effects of gibberellic acid application after anthesis on the feeding value ofdouble- purpose rice (Oryza sativa L.) straw at harvest[J] . Field Crops Research , 2012 (131) : 75 - 80.
