00618naa a2200193 a 450000100080000000500110000800800410001910000170006024500970007726000090017465300280018365300210021165300270023270000140025970000200027370000240029370000210031777300860033811235102015-03-26       2014    bl uuuu     u00u1 u    #d1 aSILVA, R. R.  aThe use of photothermal quotient and frost risk to identify suitable sowing dates for wheat.  c2014  aPotencial de rendimento  aRadiação solar  aTriticum aestivum (L.)1 aBENIN, G.1 aMARCHESE, J. A.1 aSILVA, É. D. B. da1 aMARCHIORO, V. S.  tActa Scientiarum. Agronomy, Maringá, PRgv. 36, n. 1, p. 99-110, jan./mar. 2014.