000 00565 am a2200205 a 4500
245 1 _aHeat unit Requirements of some important wheat varieties in punjab
300 _a67p+5 Bib+19 Tables+10 Fig
650 _aWheat
650 _aVarieties
650 _aTaxa
650 _aSeed varities
650 _aHeat
650 _aCropping
650 _aTemperature
502 _cPunjab Agricultural University,Ludhiana,Department of Agronomy
_bM.Sc
_cAgronomy
_d1974
502 _gBains.D.S
100 1 _aAngiras.Nitya Nand
_d
942 _2udc
_cT
901 _aRF706
999 _c146136
_d146136