Cooperation, Public Relations
JIRCAS Report
P-dipping: A Fertilization Technique to Improve Phosphorus Use Efficiency in Rice—Introduction Video and Infographic Poster Released
In April 2026, JIRCAS released an introductory video and an infographic poster that clearly explain “P-dipping,” a fertilization technique developed as a research outcome of the “Africa rice farming system” project.
Greetings from the New President (April 2026)
Dr. HASEGAWA Toshihiro, the new President of JIRCAS, shares his inaugural message as the Center begins its Sixth Medium- to Long-Term Plan.
Press Release
Update
- Problems and Improvement of Volcanic Ash Soils in Japan with Reference to the Weathering Sequence(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Improvement and Fertilization of the Savannas in Brazil(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Present Soil Conditions of Cultivated Land in Japan(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Characteristics and Fertilization of Andepts in the Philippines(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Problems and Potentials of Vertisols and Alfisols -the Two Important Soils of SAT- ICRISAT Experience(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Performance of Crops on Soils Low in pH and Phosphorus(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Iron Toxicity of Rice as A Multiple Nutritional Soil Stress(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Effects of Field Drainage on Some Chemical Properties of Acid Sulfate Soils under Coconut Small Holdings in West Johore Agriculture Development Scheme in Malaysia(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Nitrogen Fixation in Acid Sulfate Paddy Soils(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )
- Brazilian Problem Soils : Distribution, Characteristics and Utilization(Tropical agriculture research series : proceedings of a symposium on tropical agriculture researches )