00429nam a2200169 a 450000100080000000500110000800800410001910000200006024500550008026000360013530000090017150000200018065000150020065300130021565300150022865300160024310104672020-01-20       1975    bl uuuu  m   00u1 u    #d1 aSILVA, J. F. da  aHerbicidal activity and selectivity of metribuzin.  aPurdue: Purdue Universityc1975  a58p.  aTese Doutorado.  aMetribuzin  aActivity  aHerbicidal  aSelectivity