Second meeting of the Global Soil Laboratory Network (GLOSOLAN), 28 - 30 November 2018, FAO HQ, Rome, Italy Ms. Nopmanee Suvannang, GLOSOLAN Chair Ms. Lucrezia Caon, GLOSOLAN coordinator, FAO

1. Item 15: Work plan review

2. SOPs (3 per year) 2019 2020 2021 2022 2023 2024
• sample pre-treatment
• moisture content
• OC Walkly-Black
Dev.
Rev.
Val.
End
• OC dry combustion
• inorganic C (CaCO3 equivalent)
• Bulk density
Dev.
Rev.
Val.
End
• Texture and coarse fraction
(Pipet method and hydrometer)
• pH in Water, CaCl2 and KCl
Dev.
Rev.
Val.
End
• Electrical conductivity (saturated
paste + 1 depending on
countries’ survey inputs)
• Total Nitrogen Kjeldahl
Dev.
Rev.
Val.
End
• Total Nitrogen combustion
• Available P Olsen and Bray I/II
Dev.
Rev.
Val.
End
Launch of regional and global ring tests [ref. validation of the SOPs]

3. SOPs (3 per year) 2019 2020 2021 2022 2023 2024
• sample pre-treatment
• moisture content
• OC Walkly-Black
Dev.
Rev.
Val.
End
• OC dry combustion
• inorganic C (CaCO3 equivalent)
• Bulk density
Dev.
Rev.
Val.
End
• Texture and coarse fraction
(Pipet method and hydrometer)
• pH in Water, CaCl2 and KCl
Dev.
Rev.
Val.
End
• Electrical conductivity (saturated
paste + 1 depending on
countries’ survey inputs)
• Total Nitrogen Kjeldahl
Dev.
Rev.
Val.
End
• Total Nitrogen combustion
• Available P Olsen and Bray I/II
Dev.
Rev.
Val.
End
Launch of regional and global ring tests [ref. validation of the SOPs]
DEVELOPED
by the GLOSOLAN
Technical Working
Group

4. SOPs (3 per year) 2019 2020 2021 2022 2023 2024
• sample pre-treatment
• moisture content
• OC Walkly-Black
Dev.
Rev.
Val.
End
• OC dry combustion
• inorganic C (CaCO3 equivalent)
• Bulk density
Dev.
Rev.
Val.
End
• Texture and coarse fraction
(Pipet method and hydrometer)
• pH in Water, CaCl2 and KCl
Dev.
Rev.
Val.
End
• Electrical conductivity (saturated
paste + 1 depending on
countries’ survey inputs)
• Total Nitrogen Kjeldahl
Dev.
Rev.
Val.
End
• Total Nitrogen combustion
• Available P Olsen and Bray I/II
Dev.
Rev.
Val.
End
Launch of regional and global ring tests [ref. validation of the SOPs]
REVIEWED and
ENDORSED
at GLOSOLAN
annual meetings

5. SOPs (3 per year) 2019 2020 2021 2022 2023 2024
• sample pre-treatment
• moisture content
• OC Walkly-Black
Dev.
Rev.
Val.
End
• OC dry combustion
• inorganic C (CaCO3 equivalent)
• Bulk density
Dev.
Rev.
Val.
End
• Texture and coarse fraction
(Pipet method and hydrometer)
• pH in Water, CaCl2 and KCl
Dev.
Rev.
Val.
End
• Electrical conductivity (saturated
paste + 1 depending on
countries’ survey inputs)
• Total Nitrogen Kjeldahl
Dev.
Rev.
Val.
End
• Total Nitrogen combustion
• Available P Olsen and Bray I/II
Dev.
Rev.
Val.
End
Launch of regional and global ring tests [ref. validation of the SOPs]
VALIDATED
through regional
and global ring
tests

6. SOPs (3 per year) 2019 2020 2021 2022 2023 2024
• sample pre-treatment
• inorganic C (CaCO3 equivalent)
• OC Walkley-Black
• OC dry combustion
Dev.
Rev.
Val.
End
• moisture content
• Electrical conductivity (saturated
paste + 1 depending on
countries’ survey inputs)
• pH in Water, CaCl2 and KCl
Dev.
Rev.
Val.
End
• Texture and coarse fraction
(Pipet method and hydrometer)
• Bulk density
Dev.
Rev.
Val.
End
• Total Nitrogen Kjeldahl
• Total Nitrogen combustion
• Available P Olsen and Bray I/II
Dev.
Rev.
Val.
End
• Available P Mehlich III and
ammonium lactate
• CEC and exchangeable cations
by ammonium acetate
Dev.
Rev.
Val.
End
Final one

7. SOPs (3 per year) 2024 2025 2026 2027 2028 2029
• CEC and exchangeable cations by
chloride plus survey in the regions
• Total trace and major elements by
total digestion method
Dev.
Rev.
Val.
End
• Quasi-total trace and major
elements by partial digestion
method
• Extractable micro-nutrients (Zn, Fe,
Mn, Cu, B) by DTPA and EDTA
Dev.
Rev.
Val.
End
• Extractable micro-nutrients (Zn, Fe,
Mn, Cu, B) by Mehlich III
• Extractable micro-nutrients (B) by
hot water/CaCl2
• Chlorine Mohr
Dev.
Rev.
Val.
End
• Sulfur by Barium Chloride
• Etc. [To be defined]
Dev.
Rev.
Val.
End

8. Year Activity Who?
2018-
2019
• Establishment of the Technical
Working Group to:
- Analyse the information collected by
RESOLANs with respect to SOPs
development and ring test data
results analysis
- Develop/compile the GLOSOLAN
Terminology
- Revise the GSP Soil Data Policy
GLOSOLAN Technical
Working Group, GSP
Secretariat and
RESOLANs
• Launch of RESOLAN Europe-Eurasia,
Pacific, NENA and Africa
GSP Secretariat
• Identify pools of experts in each
region to:
- Supervise the implementation of
GLOSOLAN SOPs and GLP
- Give trainings
GSP Secretariat and
RESOLANs

9. Year Activity Who?
2018-2019 • Development of SOPs as planned in
2018-2019
In this regard, we will:
- Run regional surveys on the SOPs in
use by countries in the region (work
for the RESOLANs)
- start writing the related Volumes in
the Best Practice Manual
GLOSOLAN Technical
Working Group
• Write a protocol for reference
samples preparation (ref. ring test).
To be presented to the 7th GSP
Plenary Assembly
For the TWG to figure
out
• Write a resolution for the free
exchange of soil samples for
research purposes in GLOSOLAN
(ref. ring test). To be presented to
the 7th GSP Plenary Assembly
GSP Secretariat and
GLOSOLAN Technical
Working Group

10. Year Activity Who?
2018-2019 • Initiate the work on harmonization GSP Secretariat, WEPAL,
ASPAC and national
governments
• Review the GSP Soil Data Policy TWG
• Ring tests in LATSOLAN and
SEALNET??? Together with a first
round of the global ring test
• Organization of the 3rd GLOSOLAN meeting (Rome – end
Octob/beg. Nov 2019) to:
- Endorse GLOSOLAN Terminology and GSP Soil Data Policy (??)
- Review SOPs for developed in the year
- Review the work on the development of conversion factors
- Review ring test results
- Review of documents for publishing

11. Year Activity Who?
2020 • Launch regional trainings GSP Secretariat and
RESOLANs
• Development of SOPs as planned in
2020
In this regard, we will:
- Run regional surveys on the SOPs in
use by countries in the region (work
for the RESOLANs)
- start writing the related Volumes in
the Best Practice Manual
GLOSOLAN Technical
Working Group

12. Year Activity Who?
2020 • Launch regional and global ring tests GSP Secreatariat and
RESOLANs
• Continue the work on harmonization GSP Secretariat, WEPAL,
ASPAC and national
governments
• Organization of the 4th GLOSOLAN meeting to:
- Review and endorse SOPs
- Review the work on the development of conversion factors
- Review the set-up for the global ring test
- Writing and publishing of volumes in the Best Practice Manual

13. Year Activity Who?
2021 • Continue regional trainings on GSP Secretariat and
RESOLANs
• Development of SOPs as planned in
2021
In this regard, we will:
- Run regional surveys on the SOPs in
use by countries in the region (work
for the RESOLANs)
- start writing the related Volumes in
the Best Practice Manual
GLOSOLAN Technical
Working Group
- Launch global and regional ring tests GSP Secreatariat and
RESOLANs

14. Year Activity Who?
2021 • Continue the work on harmonization GSP Secretariat, WEPAL,
ASPAC and national
governments
• Organization of the 5th GLOSOLAN meeting to:
- Review and endorse SOPs
- Writing and publishing of volumes in the Best Practice Manual
- Review the work on the development of conversion factors

15. Year Activity Who?
2022 –
202x
• Continue the work on harmonization GSP Secretariat, WEPAL,
ASPAC and national
governments
• Trainings GSP Secretariat and
RESOLANs
• Regional and global ring tests GSP Secretariat and
RESOLANs
• Organization of the 5th GLOSOLAN meeting to:
- Review and endorse SOPs
- Writing and publishing of volumes in the Best Practice Manual
- Review the work on the development of conversion factors