TY  - JA
AU  - Stakman,E.C.
AU  - Cotter,R.U.
AU  - Hines,L.
AU  - Levine,M.N.
TI  - Relation of barberry to the origin and persistence of physiologic forms of puccinia graminis
SN  - No (Revis
PY  - 1934///
T2  - Journal of Agricultural Research
ER  -