Soybean rust, caused by Phakopsora pachyrhizi Syd., is the most serious soybean disease in Thailand. The commonly grown varieties, S.J.1 and S.J.2, are susceptible to this disease. S. J.4, a new variety recently released by the Department of Agriculture, is only considered more tolerant than that of the mentioned varieties.
Smutkupt, Sumin; Vipasrinimit, Sutep; and Pupipat, Udom
"Research notes: Field observation on rust reaction in M3 soybean lines,"
Soybean Genetics Newsletter: Vol. 5
, Article 32.
Available at: http://lib.dr.iastate.edu/soybeangenetics/vol5/iss1/32