000 00445nam a22001577a 4500
003 LRUA
005 20220614150823.0
008 220614b xxu||||| |||| 00| 0 eng d
040 _crua
082 _2MGR NHE 2013 B429 Or.
100 _915009
_aNHEP CHAN,ញ៉ែប ចាន់
245 _aeffect of chemicalfertilizer on yield of hybrid corn.
260 _arua
_bphnom penh
_c2013
300 _axiv,39p,
_bill,
_c29cm,
942 _2ddc
_cNRM
999 _c20230
_d20230