PHEAC CHAMVIRAK; ភាវ ចមវីរៈ <br/><br/>
Effective on solution FeEDTA/FeEDDHA on the growth of bok choy by hydrophonics; ឥទ្ធិពលនៃអត្រាFeEDTA/FeEDDHA លើការលូតលាស់ដំណាំស្ពៃតឿដាំតាមបច្ចេកទេស 

 - Phnom Penh  RUA  2015 
 - x; 34p;  ill;  29cm; 
<br/><br/><label>Dewey Class. No.: </label>VEM PHE 2015 B522 Or.1