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专 论依靠科技进步发展粮食生产 ——湖南省农业厅副厅长刘丁山同志在 “湖南省粮食生产研讨会暨湖南省 作物学会1989年学术年会”开幕时 的讲话…………·………··l(1)关!F我省粮食生产跨越300亿公』于新 台阶的建议……………………1(3)充分发挥科技在我省粮食增产中的突
Monographs rely on scientific and technological progress to develop food production - Comrade Liu Dingshan, deputy director of Hunan Provincial Department of Agriculture speech at the opening ceremony of “Hunan Province Grain Production Symposium cum Hunan Crops Society 1989 Annual Meeting” ............ ......... (1) F! F our province’s grain production more than 300 billion public "a new level ........................ 1 (3) give full play to science and technology in the province of grain production in the sudden increase