SETH SOVONG
Effect of urea rate on growth of green mustard hydroponic condition during the early rainy season,(ឥទ្ធិពលនៃកំរិតជីអ៊ុយរ៉េ លើដំណាំស្ពៃខៀវដំាក្នុងលក្ខខណ្ឌសូលុយស្យុង នៅដើមរដូវវស្សា) - phnom penh RUA 2005 - xiii,58p. ill. 29cm.
AGR SET 2005 B032 Or.1
Effect of urea rate on growth of green mustard hydroponic condition during the early rainy season,(ឥទ្ធិពលនៃកំរិតជីអ៊ុយរ៉េ លើដំណាំស្ពៃខៀវដំាក្នុងលក្ខខណ្ឌសូលុយស្យុង នៅដើមរដូវវស្សា) - phnom penh RUA 2005 - xiii,58p. ill. 29cm.
AGR SET 2005 B032 Or.1