Nodules contain a mixture of ferrous and ferrous-oxy leghemoglobin.
根瘤含有亚铁和亚铁一氧化豆血红蛋白的混合物。
2
Chromium treatment significantly decreased nodule Numbers, nodule fresh weight, leghemoglobin content and nitrogenase (acetylene reduction) activity per plant or per gram of nodules.