基于GM(1,1)模型的四川粮食产量预测研究
(黄彭,郝妙
Prediction of Grain Yield of Sichuan Based on GM(1,1) Model
农学学报 . 2017, (10): 96 -100 .  DOI: 10.11923/j.issn.2095-4050.cjas16120010