000 00352nam a2200121Ia 4500
001 MPKV062812
008 120911s9999 xx 000 0 und d
082 _a630
245 _aAnnals of Agricultural Science Vol 31 No.1
_c;
246 _aAnnals of Agricultural Science Vol 31 No.1
260 _aCairon
_bUniversity of Ain Shams
_c1986
650 _aAgronomy
999 _c60795
_d60795