Control of flea beetle on chinese kale at royal university of agriculture វិធានការរបង្កាសត្វទៀកគួនៅលើដំណាំខាត់ណាដើមនៅសាកលវិទ្យាល័យភូមិន្ទកសិកម្ម UN, SOPHEA AGR UN 2010 B046 Or.1 Phnom Penh RUA 2010 2010 Text xi, 50p. https://drive.google.com/file/d/1VbyiZCz2ooteNMXa0bGqQcPfDs8vF1JX/view?usp=sharing