000 00665nam a22001577a 4500
003 OSt
005 20150918095709.0
008 150918b xxu||||| |||| 00| 0 eng d
040 _cRUA
082 _aAGR SAP 2005 B023 Or.1
100 _9730
_aSAP, SOTHUN.
245 _aEffect of urea levels on growth of celery cabbage under hydroponic condition, (ឥទ្ធិពលនៃកំរិតអ៊ិយរ៉េលើការលូតលាស់ដំណាំស្ពៃចង្កឺះដាំក្នុងលក្ខខណ្ឌ័សូលុយស្យុង)
260 _aPhnom Penh
_bRUA
_c2005
300 _axiv,59p.
_bill.
_c29cm.
942 _2ddc
_cAGR
999 _c703
_d703