黄土高原内蒙、山西土壤钾素的初步研究

贾恒义

THE PRELIMINARY STUDY OF SOIL POTASSIUM ON THE INNER MONGOLIA AND SHANXI IN LOESS PLATEAU

Jia Hengyi

华北农学报 . 1987, (4): 61 -66 . DOI: 10.3321/j.issn:1000-7091.1987.04.010