00590nam a22001577a 4500 OSt 20151216151539.0 151216b xxu||||| |||| 00| 0 eng d RUA ATM LY 2001 B192 Or.1 4945 LY, TOLA. Ecomic analysis of powdwer tiller efficiency in takeo, វិភាគសេដ្ឋកិច្្ចលើប្រសិទ្ធភាពប្រើប្រាស់គោយន្តក្នុងខេត្តតាកែវ Phnom Penh RUA 2001 46p. ill. 29cm. ddc ATM 4594 4594 0 0 ddc 0 ATM_LY_2001_000000000000000_B192_OR_1 0 23744 LBB LBB B192 2015-12-16 3 ATM LY 2001 B192 Or.1 RUA038905 2018-04-02 2018-03-21 2015-12-16 ATM 0 0 ddc 0 ATM_LY_2001_000000000000000_B192_OR_2 0 37103 LBB LBB B192 2016-02-04 4 1 ATM LY 2001 B192 Or.2 RUA030202 2017-02-07 2016-12-09 2016-02-04 ATM 0 0 ddc 0 ATM_LY_2001_000000000000000_B192_OR_3 0 58381 LBB LBB 2016-12-26 ATM LY 2001 B192 Or.3 A05771 2016-12-26 2016-12-26 ATM