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JPS5670086A - Conditioning method of soil in farmland - Google Patents

Conditioning method of soil in farmland

Info

Publication number
JPS5670086A
JPS5670086A JP14503979A JP14503979A JPS5670086A JP S5670086 A JPS5670086 A JP S5670086A JP 14503979 A JP14503979 A JP 14503979A JP 14503979 A JP14503979 A JP 14503979A JP S5670086 A JPS5670086 A JP S5670086A
Authority
JP
Japan
Prior art keywords
soil
carbon dioxide
shell containing
agricultural chemicals
powder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP14503979A
Other languages
Japanese (ja)
Inventor
Fujio Sagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP14503979A priority Critical patent/JPS5670086A/en
Publication of JPS5670086A publication Critical patent/JPS5670086A/en
Pending legal-status Critical Current

Links

Landscapes

  • Processing Of Solid Wastes (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)

Abstract

PURPOSE: To neutralize and decompose harmful substances, e.g. agricultural chemicals, and restore the soil into good one, by purifying and processing a natural fossil shell containing calcium carbonate and carbon dioxide into powder, and mixing a modified substance consisting of the powder essentially into the soil.
CONSTITUTION: A natural fossil shell containing clacium carbonate and carbon dioxide mainly is pulverized, heat-treated at 200±15°C for 15min±10sec, purified and processed. The resultant modified substance is then mixed with soil to treat harmful substances, e.g. agricultural chemicals such as DDT or BHC, heavy metals such as cadmium, mercury or zinc, chemical substances such as drin, cyanogen or PCB, which are harmful to the growth of agricultural crops, by the adsorption, ion exchange, neutralization or decomposition.
COPYRIGHT: (C)1981,JPO&Japio
JP14503979A 1979-11-09 1979-11-09 Conditioning method of soil in farmland Pending JPS5670086A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14503979A JPS5670086A (en) 1979-11-09 1979-11-09 Conditioning method of soil in farmland

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14503979A JPS5670086A (en) 1979-11-09 1979-11-09 Conditioning method of soil in farmland

Publications (1)

Publication Number Publication Date
JPS5670086A true JPS5670086A (en) 1981-06-11

Family

ID=15375974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14503979A Pending JPS5670086A (en) 1979-11-09 1979-11-09 Conditioning method of soil in farmland

Country Status (1)

Country Link
JP (1) JPS5670086A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5456737A (en) * 1993-10-04 1995-10-10 Cerad Industries, Inc. Soil supplement and method of manufacture
CN111171838A (en) * 2020-01-15 2020-05-19 西北农林科技大学 A kind of exogenous additive for reducing Cd absorption of tomato, cultivation method and application
CN112457853A (en) * 2020-11-25 2021-03-09 河南省科学院高新技术研究中心 Zinc-rich biochar, preparation method thereof and application of zinc-rich biochar in passivation and remediation of heavy metal contaminated soil

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954147A (en) * 1972-09-22 1974-05-25
JPS51141266A (en) * 1975-06-02 1976-12-04 Nippon Furotsuku Kk Process for improving soil with fossil shelllfish shelllfish fossil

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954147A (en) * 1972-09-22 1974-05-25
JPS51141266A (en) * 1975-06-02 1976-12-04 Nippon Furotsuku Kk Process for improving soil with fossil shelllfish shelllfish fossil

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5456737A (en) * 1993-10-04 1995-10-10 Cerad Industries, Inc. Soil supplement and method of manufacture
CN111171838A (en) * 2020-01-15 2020-05-19 西北农林科技大学 A kind of exogenous additive for reducing Cd absorption of tomato, cultivation method and application
CN111171838B (en) * 2020-01-15 2021-08-17 西北农林科技大学 A kind of exogenous additive for reducing Cd absorption of tomato, cultivation method and application
CN112457853A (en) * 2020-11-25 2021-03-09 河南省科学院高新技术研究中心 Zinc-rich biochar, preparation method thereof and application of zinc-rich biochar in passivation and remediation of heavy metal contaminated soil
CN112457853B (en) * 2020-11-25 2022-01-07 河南省科学院高新技术研究中心 Zinc-rich biochar, preparation method thereof and application of zinc-rich biochar in passivation and remediation of heavy metal contaminated soil

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