Abstract One group of isonuclear alloplasmic (INAP) and two groups of isoplasmic allonuclear (IPAN) male-sterile lines and their maintainers were used in this enperiment.

• 植物细胞质雄性不育一般认为是质、核相互作用的结果。同工酶作为植物基因表达的直接产物已广泛应用于植物雄性不育方面的研究。