AMOUNT OF FERTILIZER SOLUTION GINGER CROP RICE HUSKCHARCOAL CONDITION,បរិមាណជីសូលុយស្យុងលើដំណាំខ្ញីក្នុងលក្ខខណ្ឌធ្យូងអង្កាម HENG BUNNA,ហេង ប៊ុណ្ណា REP HEN 2023 B1-354 Or. phnom penh rua 2023 2023 Text ix.30p. https://drive.google.com/file/d/1C2AxzxAK4Z1MrBA2KcmimBdmNZqrIEgj/view?usp=sharing