A Study on the Improvement of Lime Concretion Black Soil Fertility and Continuous Increase in Yield
Wang Shaozhong, Ma Pingmin, Xu Lin, Quan Honghua, Cui Zhuanling
ACTA AGRICULTURAE BOREALI-SINICA . 1992, (4): 78 -84 .  DOI: 10.3321/j.issn:1000-7091.1992.04.015