Zhang, Carl2020-04-012020-04-011988Zhang C, He Z, Ye Z, Effects of Chromium on Nodulation and Nitrogenase Activity of Soybean (Glycine max L.), China Environmental Science, 8(3):41-44. (Chemical Abstracts 110: 34978e, 1989).https://hdl.handle.net/10657.1/2220Chromium, Nodulation, Nitrogenase, SoybeanArticle