DAY 1 – MONDAY, 23 SEPTEMBER

08:00 – 08:55  Registration and check-in

08:55 – 09:05 Harry Westfahl Jr. (LNLS/CNPEM) – Director welcome and Sirius overview

09:05 – 09:35 Hélio Tolentino (LNLS/CNPEM) – Synchrotron approaches to address hierarchical scaling problems

09:35 – 10:05  BREAK

SYNCHROTRON ANALYSES TO DETERMINE MECHANISMS OF COHESION

10:05 – 10:20 José Coelho (Embrapa Soils) – The cohesive soils problem in the Brazilian Coastal Tablelands

10:20 – 10:35 Dean Hesterberg (LNLS/CNPEM) The CNPEM-Embrapa Cohesive Soils Program

10:35 – 10:50 Talita Ferreira (LNLS/CNPEM-Brazil) – µ-XCT imaging of sand-size distributions and pore connectivity in cohesive soils

10:50 – 11:05 Cristiane Rodella (LNLS/CNPEM) – S-XRD analysis of mineral properties in cohesive soil profiles

11:05 – 11:20 Raul Freitas (LNLS/CNPEM) – nano-FTIR and AFM imaging of coatings on clay particles from cohesive soils

11:20 – 11:35 Carla Polo (LNLS/CNPEM) – CDI analysis of clay fabric in cohesive soils

11:35 – 11:50 Francisco da Silva (LNLS/CNPEM) – µ-XRF and µ-XRD analysis of crystalline and non-crystalline phases in cohesive soil matrices

11:50 – 12:05 Ohanna da Costa (LNLS/CNPEM) – µ-FTIR imaging analysis of organic and mineral components in cohesive soils

12:05 – 12:20 Discussion

12:20 – 14:30  POSTERS and LUNCH

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REDUCING GREENHOUSE GAS EMISSIONS IN SOILS

14:30 – 15:00 Tiago O. Ferreira (ESALQ/USP – Brazil) – Challenges to increasing carbon storage in soils of Brazil.

15:00 – 15:30 Vanessa Bailey (PNNL-USA) – Microbially driven soil carbon transformations.

15:30 – 15:50 Djanira Negrão (Kansas University – USA) – Carbon sequestration in soil phytoliths

15:50 – 16:10 Ricardo Bordonal (LNBR/CNPEM) – Microscale analyses of carbon transformations

16:10 – 16:20 Thais Nascimento (LNBR/CNPEM) – Soil physical controls on nitrous oxide emissions

16:20 – 16:35 Discussion

16:35 – 17:00 BREAK

17:00 – 19:30 TOUR OF THE SIRIUS SYNCHROTRON

 

DAY 2 – TUESDAY, 24 SEPTEMBER

 THE CHALLENGE OF PHOSPHORUS MANAGEMENT IN TROPICAL SOILS

09:00 – 09:30 Jacob Jones (NC State – USA) – A global perspective on sustainable phosphorus management and multi-scale research

09:40 – 10:10 Paulo Pavinato (ESALQ/USP- Brazil) – Challenges of efficient phosphorus management in soils of Brazil

10:10 – 10:35 BREAK

10:35 – 11:05 Mike Zhu (University of Maryland- USA) – Synchrotron analyses of soil complexities affecting phosphate binding.

11:05 – 11:20 Discussion

FOOD SECURITY VIA BETTER CROP MANAGEMENT

11:20 – 11:50  Terri Long (NC State – USA) – Global-scale crop production to meet food demands.

11:50 – 12:20 Ross Sozzani (NC State – USA) – Genetic control of roots

12:20 –14:00 LUNCH

14:00 – 14:30 Lucia Zuin (CLS – Canada) – Imaging nutrients in plant tissues

14:30 – 15:00 Cranos Williams (NC State – USA) – Mathematical scaling of plant/crop models

15:00 – 15:15 Discussion

15:15 – 15:50 BREAK

15:50 – 17:30 FINAL DISCUSSION

17:30  ADJOURN