efficacy of fertilizers on the growth and yield of chilli pepper (capsicum annum )in prateahlang soil,ឥទិ្ធពលនៃជីផ្សេង​ៗគ្នាទៅលើការលូតលាស់ និងទិន្នផលម្ទេសដៃនាងក្នុងលក្ខខណ្ឌដីប្រទះឡាង KHEANG SEANGLY,ឃាង សៀងលី AGR KHE 2016 B590 Or.1 phnom penh RUA 2016 2016 Text ix;30p; https://drive.google.com/file/d/16_-P7ww82BGeCgPY-iMY1ST-eE4m405T/view?usp=sharing