Root growth at soil depths below 30 cm may provide access to critical soil water reserves […]
An indica rice cultivar IET8585 (Ajaya) resists diverse races of the Xanthomonas oryzae pv oryzae pathogen […]
Drought stress near heading reduces grain yield in rice cultivars by inhibiting processes such as anther […]
In future climates, rice crops will be frequently exposed to water deficit and heat stress at […]
Characterization of single nucleotide polymorphisms (SNP) in candidate genes for drought tolerance is a promising approach […]
A simulation model of the dynamics of rice tungro virus disease (RTVD) was developed to assess […]
Changes in seed quality (assessed by potential longevity, i.e. the value of the seed lot constant […]
Changes in seed dry weight, moisture content and germinability of three japonica cultivars of rice during […]
Rice root growth encompasses a remarkable genetic diversity in terms of growth patterns, architecture, and environmental […]
This is one of 280 summaries describing key outputs from the projects run by DFID’s 10-year […]
This study documents lessons from research on rice-based production systems that was funded by the United […]
The development of near-isogenic-lines (NILs) is a very important tool for both genetic and physiological dissection […]
Germin-like protein (GLP) markers were associated with quantitative trait loci (QTL) for resistance to the rice […]
The assessment of biological aspects or potential constraints related to the adoption of Resource Conserving Technology […]
Physical mapping and map-based cloning strategies are routinely used for identification of candidate genes for major […]
This case study is an impact assessment of Rainfed Rabi Cropping (RRC) technologies, developed in DFID […]
The objective of this rice seed production manual is, therefore, to contribute to improving the capacity […]
PETRRA was an agricultural research-management project which used a values-based approach in project design, planning, and […]
Water scarcity threatens sustainable rice production in many irrigated areas around the world. To cope with […]
One taxonomic characteristic of Bipolaris species is the bipolar germination of conidia, but conidia of Bipolaris […]
Under PETRRA there were 45 sub-projects (SPs) commissioned for technology development, uptake methods research and policy […]
Increasing productivity and production of rice is a major challenge facing the government of Ghana which […]
This press release announces new funding for research on rice genetics that will lead to the […]
1. The goal of this DFID-funded project was to improve rural livelihoods through accelerated adoption of […]
We present a preliminary crop growth simulation model-based characterization of the spatial and temporal distribution of […]
Much research has been devoted to understanding the biology of plant-pathogen interactions. The extensive genetic analysis […]
In response to the demand evidenced by a request from the West Africa Rice Development Association […]
In the upper catchments of the Mekong and Red River basins, improving the productivity of rice […]
To determine the most important production constraints and associated yield losses for six major food crops […]
Drought is a major constraint for rice production and yield stability in rainfed ecosystems, especially when […]
Most households in the small-scale farming sector in Zimbabwe live in poverty due to declining crop […]
Drought is the major constraint to rice production in rainfed areas across Asia and sub-Saharan Africa. […]
Drought stress causes yield loss in rice by inhibiting panicle exsertion which is driven by peduncle […]
Upland rice, produced by smallholder farmers, is the lowest-yielding rice production system. Drought stress is the […]
Transgenic methods offer a complementary approach for classical breeding to improve the tolerance of plants toward […]
Drought-induced growth arrest is a major cause of yield loss in crops and is mediated in […]
Identification of Rhizoctonia solani, R. oryzae and R. oryzae-sativae, components of the rice sheath disease complex, […]
Plant disease resistance governed by quantitative trait loci (QTL) is predicted to be effective against a […]
Over the last several years, IRRI has made excellent progress in developing a common vision with […]
There are many exciting research achievements to report on for 2009, including our “assault” on salt […]