We also discovered that slow growers and moderate slow growers of rhizobia form symbiosis with Trifolium, slow growers with Mimosa and fast growers with Crotalaria.

• 分离自含羞草的根瘤菌的慢生菌株和分离自猪屎豆的根瘤菌的快生菌株 ,此项研究也进一步证实这两种研究方法在菌株归群上的一致性