Title:
NUTRIENT SOLUTION FOR SOLUTION CULTURE AND DEVICE FOR PREPARING THE SAME
Document Type and Number:
Japanese Patent JPH0753286
Kind Code:
A
Abstract:
PURPOSE: To control the pH variation of the nutrient solution and to realize the stable cultural environment.
CONSTITUTION: This nutrient solution for the solution culture contains at least one compound selected from the group consisting of KH2PO4, NaH2PO4 and NH4H2PO4 and at least one compound selected from the other group consisting of K2HPO4, Na2HPO4 and (NH4)2HPO4. In the device for preparing the nutrient solution, pH and phosphoric acid concn. of the nutrient solution are adjusted by mixing two compounds selected from each of the above two groups with the nutrient solution.
Inventors:
KIKUCHI HIROSHI
Application Number:
JP19827993A
Publication Date:
February 28, 1995
Filing Date:
August 10, 1993
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
C05B7/00; A01G31/00; G05D11/13; (IPC1-7): C05B7/00; A01G31/00; G05D11/13
Attorney, Agent or Firm:
Takehiko Suzue
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