不同微量元素配施对烟草产量和品质的影响唐瑞宝，荆志成，余崇祥（湖南省微肥研究与应用协作组）我省是重要烟草产区之一，而我省９０％以上的土壤缺硼，７０％左右的土壤锌素不足，部分地区缺锰、铝、铜、铁和镁等。为了提高烟叶质量，达到亩产１５０公斤左右这一优质适... Effect of different trace elements on the yield and quality of tobacco Tang Ruibao, Jing Zhicheng, Yu Chongxiang Hunan Province is one of the important tobacco producing areas, while more than 90% of our province’s soil is lack of boron, 70 About the lack of soil zinc, manganese, aluminum, copper, iron and magnesium in some areas. In order to improve the quality of tobacco, to achieve a high yield of 150 kg per mu ...