soja. Nodulation of soybean by WWG18SRN1 was subject to competitive nodulation blocked by the transconjugation of WWG18SRN2 and WWG18SR contains the whole pSymHNOlb.

• 在获得了完整的pSymHN01b的转移接合子WWG18SRN2存在时,WWG18SRN1在黑农33上的结瘤受到抑制。