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1. Hybrid
rice is a key technology for closing yield gaps as well as raising the yield
potential, and through that increasing the income of rice farmers as well as
that of consumers who depend on buying rice as a staple food.
2. IRRI
and its partners in the public and private sectors have led research,
development, and use of hybrid rice in the tropics for more than 30 years. A
new generation of rice hybrids is now becoming available that will allow
farmers to significantly raise rice yields and thus overall rice productivity
and profitability. Consistently high-yielding heterosis, good grain quality,
tolerance and resistance to key abiotic and biotic stresses, and high yield of seed
production are the key targets in both public and private sector hybrid rice
research and development.
3. Seed
companies in the private sector have a comparative advantage in
product-oriented R&D, large-scale commercial production and marketing, an
area in which IRRI has no direct involvement and National Agricultural Research
and Extension Systems (NARES) are often comparatively weak. However, the public
sector has a comparative advantage in many areas of basic hybrid rice research,
development of breeding lines and traits specifically suited to the
environments, providing information and in capacity building.
4. Closer
public-private sector collaboration is required to enhance innovation and widen
the access to new germplasm and information on all aspects of hybrid rice
technology. The HDRC provides a new operational mechanism for such multi-sectoral
collaboration.
5. The
HRDC also provides a sustainable support mechanism for further enhancing IRRI’s
contributions to hybrid rice development. Major strengths of IRRI and
contributions to the HRDC include:
· Basic research on enhancing hybrid heterosis and
improving hybrid seed production yields, including research on rice genetics
and breeding, rice general management and production practices for specific
inbred parents and hybrid combinations;
·
Basic research on the genetic control of key
traits for hybrid rice by exploiting rice genome sequence information and
advances in gene transformation and bioinformatics;
· Developing new traits, parental lines, and
hybrids with high yield and multiple disease and pest resistance through exploiting
IRRI’s large germplasm collection and inter-specific hybridization
capabilities;
· Potential capacity to lead the evaluation,
registration, licensing, and promotion of value-adding biotech traits for
hybrid rice, as well as to provide guidance on best practices for regulatory
requirements for biotech traits;
· Research on improving grain quality, including
developing methods for grain quality testing at early stages of hybrid
development that require small sample size and are nondestructive;
· Worldwide and regional research collaboration
with many national partners, including experience through the International
Network for Genetic Evaluation of Rice (INGER), in exchange of germplasm and
processing of associated intellectual property, quarantine, biosafety requirements,
exchange of scientists and information, and multi-location testing of new
parents, hybrids, and breeding lines through various IRRI breeding networks and
consortia;
· Soil and crop management research to realize the
full yield potential of hybrid rice under both favorable and unfavorable
conditions;
· In collaboration with research partners and the
rice industry, providing information on hybrid rice technology and associated
best management practices to farmers using information and communication technology
and other means for technology dissemination;
· Training and capacity-building capabilities,
including various training courses, the use of IRRI’s Rice Knowledge Bank and
e-learning courses;
·
Monitoring and evaluating of the economic,
social and environmental impact of hybrid rice technologies within and across
countries; and
·
Policy research to support national advocacy for
further development and use of hybrid rice technology.
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