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Search site * Facebook * Twitter * Flickr * YouTube * LinkedIn International Rice Research Institute * News & Events * Experience IRRI * Resources and Tools Search site Search * Home * About Us * Strategic Plan * Annual Reports * Investors * Governance * Our People * Corporate services * Country Representatives * Research Leadership * Researchers * Careers * What We Do * Climate Change and Sustainability * Air and Climate Change * Climate-smart rice * Disease and pest resistant rice * Energy * Prosperity * High-Yielding Rice * Research Areas * Resources * Environment * Biodiversity & Pest ecology * Soil Health * Water Science * Social Equity * Advocating equitable opportunities * Doing more with rice * Mechanization and Postharvest * Mapping * Nutrition and Food Security * Biofortification * Golden Rice * Breeding Informatics * Genetic diversity * Grain Quality and Nutrition * Rice seeds * Safe and Healthy Rice * Where We Work * Africa * Southeast Asia * Philippines * South Asia * East Asia * Country Offices * Solutions for You * IRRI Tech Transfer * IRRI Education * IRRI Research Support * IRRI Service Laboratories * IRRI Bio-Innovation Center * Our Impact * RiceToday Building a climate-smarter Tanzania Read more IRRI and DA reach more farmers through cluster approach Read more New report: CGIAR's Transformative Crop Technologies Drive $1.3 Trillion Impact Read more Partners review progress of the MFS initiative in Bangladesh Read more DA-BAR and IRRI launch online platform for PH digital ag tools Read more Accelerating multi-level rice-based farming systems in the Philippines Read more Building a climate-smarter Tanzania Read more IRRI and DA reach more farmers through cluster approach Read more * 1 * 2 * 3 * 4 * 5 * 6 Previous Next HIGHLIGHTS IRRI AND DA REACH MORE FARMERS THROUGH CLUSTER APPROACH IRRI and DA-ATI launched CLeveR, an initiative to provide farmers with tailored solutions through their cluster leaders. In 2024, three provinces will participate in this initiative. Objectives... * NEW REPORT: CGIAR'S TRANSFORMATIVE CROP TECHNOLOGIES DRIVE $1.3 TRILLION IMPACT The cumulative impact of CGIAR-related crop technologies reached US$1,334 billion from 1961 to 2020, according to a new peer-reviewed report . Virtually all households in target countries have... * PARTNERS REVIEW PROGRESS OF THE MFS INITIATIVE IN BANGLADESH (Photo: CGIAR) Bangladesh, where agriculture forms the backbone of livelihoods, the One CGIAR initiative on Mixed-Farming Systems (MFS) stands as a beacon of innovation and progress. Recently, a team... * PREPAID IRRIGATION CARDS AND AWD MAY UNLOCK A MORE SUSTAINABLE RICE FARMING FUTURE FOR BANGLADESH Prepaid irrigation card usage by farmers in the Barind area of Bangladesh can facilitate wider adoption of Alternate Wetting and Drying (AWD) practices in rice farming, making rice cultivation more... WHAT WE DO We are addressing five impact challenges faced by farmers, consumers, and stakeholders, in the world’s rice-producing countries. * Climate Change & Sustainability * Prosperity * Social Equity * Environment * Nutrition & Food Security WHERE WE WORK We work with key actors from these regions through our in-country offices to develop actionable research analyses and recommendations on country-specific agricultural initiatives. Beyond these areas, we also work with other country partners through our global research programs and networks. Learn more about IRRI's regional initiatives here and explore how we can collaborate. * AFRICA * Burundi * Mozambique * Tanzania * Kenya * SOUTH ASIA * Bangladesh * India * Nepal * Sri Lanka * SOUTHEAST ASIA * Cambodia * Indonesia * Lao PDR * Myanmar * Philippines * Thailand * Vietnam * EAST ASIA * China * South Korea ABOLISH POVERTY AND HUNGER WITH IRRI SUPPORT OUR MISSION BY BEING AN IRRI DONOR OR PARTNER * National Science Foundation * Deutsche Forschungsgemeinschaft (German Research Foundation) * Japan International Cooperation Agency (JICA) * Biotechnology and Biological Sciences Research Council * Swiss Agency for Development and Cooperation (SDC) * Bill & Melinda Gates Foundation (BMGF) * Department of Agriculture, Cooperation, and Farmers Welfare * Department of Agriculture - Agricultural Training Institute (DA-ATI) * National Science Foundation * Deutsche Forschungsgemeinschaft (German Research Foundation) * Japan International Cooperation Agency (JICA) * Biotechnology and Biological Sciences Research Council * Swiss Agency for Development and Cooperation (SDC) * Bill & Melinda Gates Foundation (BMGF) * Department of Agriculture, Cooperation, and Farmers Welfare * Department of Agriculture - Agricultural Training Institute (DA-ATI) * National Science Foundation * Deutsche Forschungsgemeinschaft (German Research Foundation) Previous Next * Scientific Study FLOOD RESILIENCE LOCI SUBMERGENCE 1 AND ANAEROBIC GERMINATION 1 INTERACT IN SEEDLINGS ESTABLISHED UNDERWATER WILEY ONLINE LIBRARY Read * Publication SPEEDFLOWER: A COMPREHENSIVE SPEED BREEDING PROTOCOL FOR INDICA AND JAPONICA RICE TO INCREASE RICE YIELDS AND FEED BILLIONS OF PEOPLE, IT IS ESSENTIAL TO ENHANCE GENETIC GAINS. HOWEVER, THE DEVELOPMENT OF NEW VARIETIES IS HINDERED BY LONGER GENERATION TIMES AND SEASONAL CONSTRAINTS. TO ADDRESS THESE LIMITATIONS, A SPEED BREEDING FACILITY HAS BEEN ESTABLISHED AND A ROBUST SPEED BREEDING PROTOCOL, SPEEDFLOWER IS DEVELOPED THAT ALLOWS GROWING 4–5 GENERATIONS OF INDICA AND/OR JAPONICA RICE IN A YEAR. OUR FINDINGS REVEAL THAT A HIGH RED-TO-BLUE (2R > 1B) SPECTRUM RATIO, FOLLOWED BY GREEN, YELLOW AND FAR-RED (FR) LIGHT, ALONG WITH A 24-H LONG DAY (LD) PHOTOPERIOD FOR THE INITIAL 15 DAYS OF THE VEGETATIVE PHASE, FACILITATED EARLY FLOWERING. THIS IS FURTHER ENHANCED BY 10-H SHORT DAY (SD) PHOTOPERIOD IN THE LATER STAGE AND DAY AND NIGHT TEMPERATURES OF 32/30 °C, ALONG WITH 65% HUMIDITY FACILITATED EARLY FLOWERING RANGING FROM 52 TO 60 DAYS AT HIGH LIGHT INTENSITY (800 ΜMOL M−2 S−1). ADDITIONALLY, THE USE OF PREMATURELY HARVESTED SEEDS AND GIBBERELLIC ACID TREATMENT REDUCED THE MATURITY DURATION BY 50%. FURTHER, SPEEDFLOWER WAS VALIDATED ON A DIVERSE SUBSET OF 198 RICE ACCESSIONS FROM 3K RGP PANEL ENCOMPASSING ALL 12 DISTINCT GROUPS OF ORYZA SATIVA L. CLASSES. OUR RESULTS CONFIRMED THAT USING SPEEDFLOWER ONE GENERATION CAN BE ACHIEVED WITHIN 58–71 DAYS RESULTING IN 5.1–6.3 GENERATIONS PER YEAR ACROSS THE 12 SUB-GROUPS. THIS BREAKTHROUGH ENABLES US TO ENHANCE GENETIC GAIN, WHICH COULD FEED HALF OF THE WORLD'S POPULATION DEPENDENT ON RICE. Wiley Online Library Read more * Video VISIT TO THE INTERNATIONAL RICE RESEARCH INSTITUTE 11/29/2022 AIMING TO STRENGTHEN THE GOVERNMENT’S PARTNERSHIP AND COLLABORATION WITH THE WORLD’S PREMIER RESEARCH ORGANIZATION DEDICATED TO REDUCING POVERTY AND HUNGER THROUGH RICE SCIENCE TO ACHIEVE HIS GOALS FOR THE AGRICULTURAL SECTOR, PRESIDENT FERDINAND R. MARCOS JR. VISITS THE INTERNATIONAL RICE RESEARCH INSTITUTE (IRRI) HEADQUARTERS IN LOS BAÑOS, LAGUNA ON NOVEMBER 29, 2022. YOUTUBE Watch * Video ASEAN-CGIAR INNOVATE FOR FOOD AND NUTRITION SECURITY REGIONAL PROGRAM THE ASEAN-CGIAR INNOVATE FOR FOOD AND NUTRITION SECURITY REGIONAL PROGRAM IS A RESEARCH COLLABORATION AMONG THE ASEAN MEMBER STATES, ASEAN SECRETARIAT, AND CGIAR CENTERS, WITH FUNDING SUPPORT FROM THE GOVERNMENT OF AUSTRALIA AND THE UNITED KINGDOM. THE PROGRAM’S VISION FOR THE NEXT 10 YEARS IS TO SCALE UP AND OUT BOLD INTEGRATED INNOVATIONS THAT WILL ENHANCE THE RESILIENCE OF ASEAN'S AGRI-FOOD SYSTEMS TO CLIMATE CHANGE. THIS AMBITIOUS ENDEAVOR AIMS TO DELIVER BETTER LIVELIHOODS FOR FOOD PRODUCERS AND OTHER STAKEHOLDERS ALONG THE VALUE CHAIN. IT ALSO SEEKS TO ENSURE MORE AFFORDABLE, NUTRITIOUS, AND HEALTHY FOOD FOR CONSUMERS WHILE FOSTERING A HEALTHIER NATURAL ENVIRONMENT FOR ALL. FOR MORE INFORMATION ON THE ASEAN-CGIAR INNOVATE FOR FOOD AND NUTRITION SECURITY REGIONAL PROGRAM, PLEASE CONTACT: DR. JONGSOO SHIN (ASEAN-CGIAR PROGRAM DIRECTOR) AND DR. STEPHAN WEISE (ASEAN-CGIAR PROGRAM CO-DIRECTOR) INNOVATEFORFOOD@IRRI.ORG YOUTUBE Watch * Webinar WEBINAR: CLIMATE-SMART RICE HYBRIDS BY DR. JAUHAR ALI YOUTUBE Watch * Scientific Study FLOOD RESILIENCE LOCI SUBMERGENCE 1 AND ANAEROBIC GERMINATION 1 INTERACT IN SEEDLINGS ESTABLISHED UNDERWATER WILEY ONLINE LIBRARY Read * Publication SPEEDFLOWER: A COMPREHENSIVE SPEED BREEDING PROTOCOL FOR INDICA AND JAPONICA RICE TO INCREASE RICE YIELDS AND FEED BILLIONS OF PEOPLE, IT IS ESSENTIAL TO ENHANCE GENETIC GAINS. HOWEVER, THE DEVELOPMENT OF NEW VARIETIES IS HINDERED BY LONGER GENERATION TIMES AND SEASONAL CONSTRAINTS. TO ADDRESS THESE LIMITATIONS, A SPEED BREEDING FACILITY HAS BEEN ESTABLISHED AND A ROBUST SPEED BREEDING PROTOCOL, SPEEDFLOWER IS DEVELOPED THAT ALLOWS GROWING 4–5 GENERATIONS OF INDICA AND/OR JAPONICA RICE IN A YEAR. OUR FINDINGS REVEAL THAT A HIGH RED-TO-BLUE (2R > 1B) SPECTRUM RATIO, FOLLOWED BY GREEN, YELLOW AND FAR-RED (FR) LIGHT, ALONG WITH A 24-H LONG DAY (LD) PHOTOPERIOD FOR THE INITIAL 15 DAYS OF THE VEGETATIVE PHASE, FACILITATED EARLY FLOWERING. THIS IS FURTHER ENHANCED BY 10-H SHORT DAY (SD) PHOTOPERIOD IN THE LATER STAGE AND DAY AND NIGHT TEMPERATURES OF 32/30 °C, ALONG WITH 65% HUMIDITY FACILITATED EARLY FLOWERING RANGING FROM 52 TO 60 DAYS AT HIGH LIGHT INTENSITY (800 ΜMOL M−2 S−1). ADDITIONALLY, THE USE OF PREMATURELY HARVESTED SEEDS AND GIBBERELLIC ACID TREATMENT REDUCED THE MATURITY DURATION BY 50%. FURTHER, SPEEDFLOWER WAS VALIDATED ON A DIVERSE SUBSET OF 198 RICE ACCESSIONS FROM 3K RGP PANEL ENCOMPASSING ALL 12 DISTINCT GROUPS OF ORYZA SATIVA L. CLASSES. OUR RESULTS CONFIRMED THAT USING SPEEDFLOWER ONE GENERATION CAN BE ACHIEVED WITHIN 58–71 DAYS RESULTING IN 5.1–6.3 GENERATIONS PER YEAR ACROSS THE 12 SUB-GROUPS. THIS BREAKTHROUGH ENABLES US TO ENHANCE GENETIC GAIN, WHICH COULD FEED HALF OF THE WORLD'S POPULATION DEPENDENT ON RICE. Wiley Online Library Read more Previous Next Please configure this section in the admin page Tweets by irri IRRI - INTERNATIONAL RICE RESEARCH INSTITUTE HEADQUARTERS Pili Drive, Los Baños, Laguna 4031, Philippines * +63 2 8580 5600 * +63 2 8845 0563 * +63 2 8580 5699 * +63 2 8845 0606 info@irri.org DAPO Box 7777 Metro Manila 1301, Philippines MAILING ADDRESS 10th Floor Suite 1009, Security Bank Center 6776 Ayala Avenue, Makati Metro Manila 1226, Philippines * +63 2 8580 5600 * +63 2 8845 0563 * +63 2 8580 5699 * +63 2 8845 0606 * Careers at IRRI * Media inquiries * Visitor information * Newsroom * Intranet * Country Offices FOLLOW US * Facebook * Twitter * Flickr * YouTube * LinkedIn * Legal notice * © 2018 IRRI * About IRRI was here