COMPARISON OF TWO TYPHES OF LETTUCE VARIETIES GROWN BY HYDROPONIC TECHNIQUE. ប្រៀបធៀបពូជសាលាដពីរប្រភេទដាំដុះតាមបច្ចេកទេស Hydroponic HUN RATHEA ហ៊ុន​ រ័ត្នធា AGR HUN 2021 B366 Or. Phnom Penh RUA 2021 2021 Text IX.24P https://drive.google.com/file/d/1eOT6B09f0Od8c3b6-a49CNTsbrJTTxuM/view?usp=sharing