PRUM, TONG. <br/><br/>
The comparison of compost chemical and compost with chemical fertilizer on the zea may, ការប្រៀបធៀបជីកំប៉ុស្ដិ៍លាយជាមួយជីគីមីទៅលើដំណាំពោត 

 - Phnom Penh  RUA  2010 
 - ix; 36p.  ill.  29cm. 
<br/><br/><label>Dewey Class. No.: </label>GRS PRU 2009 B355 Or.1