To provide an agent in which calcium carbonate is made soluble in water in place of the conventional calcium supplement having problems about compatibility, injury, toxicity or the like, a method of manufacturing the same and a utilization method of the same.
The water soluble calcium carbonate supplement dissolving in water for a short period of time is obtained by mixing calcium carbonate which is insoluble alone in water with an organic acid having excellent compatibility and safety. The aqueous solution of the calcium supplement is used for foliar spray to decrease or prevent calcium deficiency disease. As the organic acid, even the organic acid forming hardly soluble calcium salt can be used and, for example, citric acid, maleic acid or the mixture is used.
COPYRIGHT: (C)2004,JPO&NCIPI
Yamada Takushi
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Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Takeshi Kano