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Untapped rice varieties could sustain crop supplies in face of climate change
climate change rice varieties modified crops sustainable rice breeding
2021/8/4
Local rice varieties in Vietnam could be used to help breed improved crops with higher resilience to climate change, according to a new study. Researchers are aiming to identify varieties that can sur...
Site Suitability Analysis for Dissemination of Salt-tolerant Rice Varieties in Southern Bangladesh
IRRI Salt-tolerant rice varieties Rice suitability map Remote Sensing & GIS
2014/12/16
Bangladesh is a country of 14.4 million ha geographical area and has a population density of more than 1100 persons per sq. km. Rice is the staple food crop, growing on about 72 % of the total cultiva...
Effect of Varying Parboiling Conditions on the Cooking and Eating/Sensory Characteristics of Jasmine 85 and Nerica 14 Rice Varieties
Cooking and Eating Varying Parboiling
2016/6/2
Apart from the physical qualities such as hardness and “good head rice yield” usually associated with parboiling, the improvement or otherwise of cooking and eating/sensory characteristics of parboile...
《Adoption and diffusion of modern rice varieties in Bangladesh and eastern India》（图）
Adoption and diffusion modern rice varieties in Bangladesh eastern India M. Hossain W.M.H. Jaim T.R. Paris B. Hardy
2013/11/20
Rice is the most important food crop, particularly for India and Bangladesh, which rank second and fourth, respectively, among the rice-producing countries in the world. The Green Revolution, through...
《Patterns of adoption of improved rice varieties and farm-level impacts in stress-prone rainfed areas in South Asia》（图）
Patterns of adoption of improved rice varieties farm-level impacts in stress-prone rainfed areas in South Asia S. Pandey D. Gauchan M. Malabayabas M. Bool-Emerick B. Hardy
2013/11/20
Widespread and persistent poverty in Asia is a longstanding problem, particularly in rainfed ecosystems. Rice is dominant in these areas because it is the only crop that can be grown in the wet season...
Effect of Varying Parboiling Conditions on Physical Qualities of Jasmine 85 and Nerica 14 Rice Varieties
Physical Qualities Varying Parboiling Conditions
2016/6/2
As part of research towards enhancing the value chain of parboiled rice in Ghana, a study was conducted to ascertain the ideal parboiling condition that optimizes the physical qualities of rice. The s...
Radio sensitivity studies of morpho-physiological characteristics in some Iranian rice varieties (Oryza sativa L.) in M1 generation
Gamma ray rice mutation morpho-physiological characteristics
2011/1/12
Gamma (γ) ionizing ray is a physical mutagen, producing variation in crop improvement and employing such as a complementary tool in breeding process. The γ-ray dosages are a critical issue, so it shou...
Genetical Studies on Germination of Seed and Seedling Establishment for Breeding of Improved Rice Varieties Suitable for Direct Seeding Culture
Oryza sativa L. quantitative trait loci marker-assisted selection
2009/9/9
For the introduction of low temperature germinability (LTG)，seed longevity and accelerated coleoptile growth derived from foreign varieties to Japanese elite varieties to breed rice varieties for dire...
Flowering and Ripening of Aman Rice Varieties in Fukuoka
Aman rice Flowering Japonica rice Leaf emergence rate Lowest elongated internode
2009/8/6
Flowering and Ripening of Aman Rice Varieties in Fukuoka.
Characteristics for the Efficiency of Spikelet Production and the Ripening in High-Yielding Japonica-Incdica Hybrid and Semidwarf Indica Rice Varieties
Efficiency of spikelet production High-yielding ability Japonica-indica hybrid rice Japonica rice Percentage of ripened grains
2009/8/6
Three high-yielding japonica-indica hybrid (JIH) and semidwarf indica (SDI) rice varieties, and ten japonica (J) rice varieties, including different plant types, were cultivated under sparse (30×30 cm...
Characteristics of Dry Matter Production Process in High Yielding Rice Varieties:IV. Dry matter accumulation in the panicle
Dry matter production Harvest index High yielding variety Reserve carbohydrate Rice plant
2009/8/6
In order to clarify the characteristics of high yielding rice varieties, total dry matter production, yield and harvest index were compared in 1988 and 1989 among the two early and three medium variet...
Characteristics of Dry Matter Production Process in High Yielding Rice Varieties : III. Comparisons of leaf photosynthesis
Ageing Diffusive conductance High yielding rice variety Leaf chlorophyll content Leaf nitrogen content
2009/8/5
The difference of dry matter production process among the rice cultivars was previously reported with reference to light intercepting characteristics. This study was conducted to determine if the sing...
Relation of Number of Spikelets per Panicle to the Characteristics of Shoot and the Size around Growing Point at Panicle Initiation Stage in Rice Varieties
Internode diameter Number of differentiated spikelets Number of spikelets per panicle Rice
2009/8/5
The relationships between number of spikelets per panicle and the characters of shoot and the size around growing point at panicle initiation stage were studied with the rice varieties bearing much d...
Studies on Palatability of Rice in Northern Kyushu:IV. Stability of palatability in rice varieties and cropping locations
Finlay-Wilkinson's method Location Palatability Performance tests for recommended varieties
2009/8/5
The stability of rice varieties as regards palatability values was studied by analysis of variance and Finlay-Wilkinson's method, using 9 varieties grown in Northern Kyushu. Variance between years for...
Characteristics of Dry Matter Production Process in High Yielding Rice Varieties:V. Model simulation of canopy photosynthesis
Canopy photosynthesis Canopy structure Crop growth rate Dry matter production High yielding rice variety
2009/8/4
Canopy photosynthesis was simulated by using the modified Horie's model (1981) on the basis of measured canopy structure (Fig. 1), light intercepting characteristics (Fig. 2, 3, 4, Table 1) and leaf p...