为进一步落实毛主席“备战、备荒、为人民”的伟大战略方针,促进农业大干快上,为“农业学大寨”,普及大寨县贡献力量,在各级党委领导下,根据我国一九七二年试验推广使用稀土微肥以来,北京、河北、湖南、广东等十多个省市自治区分别在小麦、水稻、大豆、棉花、蔬菜等作物上施用,都获得不同程度的增产效果。据分析,稀土微肥能促进根系发达,植株健壮,增强作物的抗寒抗旱能力,并增强作物对氮、磷、鉀的吸收。但是在烤烟上施用稀土微肥效果如何,这方面尚未见到报道。今年五月初, In order to further implement Chairman Mao’s great strategic guideline of “preparing for war, preparing for war and for the people,” promoting the rapid development of agriculture, making contributions to “learning from agriculture in Dazhai and popularizing Dazhai County”, and under the leadership of Party committees at all levels, Since the experiment of promoting the use of rare earth micronutrients in 1997, more than 10 provinces, autonomous regions and municipalities including Beijing, Hebei, Hunan and Guangdong have applied different yields to crops such as wheat, rice, soybean, cotton and vegetables. According to the analysis, rare earth fertilizer can promote the development of root system, plant robust, enhance the ability of crops to resist drought and drought, and enhance the crop’s absorption of nitrogen, phosphorus and potassium. However, the effect of applying rare earth micronutrients on flue-cured tobacco has not been reported yet. In early May this year,