| Type |  Book |
| ชื่อเรื่อง | Potassium in agriculture : proceedings of an international symposium held 7-10 July 1985 in Atlanta, Georgia / Robert D. Munson, editor |
| ISBN | 0-89118-086-9 |
| พิมพลักษณ์ | Madison, Wis. : American Society of Agronomy : Crop Science Society of America : Soil Science Society of America, c1985 |
| รูปเล่ม | xxiv, 1223 p. : ill., charts ; 23 cm |
| หัวเรื่อง | Potash industry and trade --Congresses [] |
| | Potash industry and trade --Congresses [] |
| | Potassium in agriculture --Congresses [] |
| | Potassium in agriculture --Congresses [] |
| | Potassium --Congresses [] |