Sulphate of potash for quality.

類似資料

• Potassium symposium : 12 papers read at the Fourth Congress of the International Potash Institute (4 sessions), Madrid 1958.
  出版事項: (1958)
• Selected papers of the Dakar Symposium on Acid Sulphate Soils : Dakar, Senegal, January 1986 /
  出版事項: (1988)
• Crop logging of sugar cane : nitrogen and potassium requirements and interactions using two varieties /
  著者:: Clements, Harry F.
  出版事項: (1970)
• Enthalpies of formation of ZnO.2ZnSOb4s and CoSOb4s.6Hb2sO
  著者:: Ko, H. C. (Hon-chung), 1937-
  出版事項: (1982)
• Potassium in soil proceedings of the 9th colloquium of the International Potash Institute held in Landshut/Federal Republic of Germany
  出版事項: (1972)