Two major er1 alleles confer powdery mildew resistance in three pea cultivars bred in Yunnan Province, China
Suli Sun, Yuhua He, Cheng Dai, Canxing Duan, Zhendong Zhu
The Crop Journal . 2016, (5): 353 -359 .  DOI: 10.1016/j.cj.2016.05.010