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Thermo-sensitivity and Photoperiod Sensitivity Genes Controlling Heading Time and Flower Bud Initiation in Sorghum, Sorghum bicolor Moench
AFLP complementary gene effect daylength heading response inheritance
2011/2/24
The timing of heading and flower bud initiation is critical for reproductive success. In sorghum (Sorghum bicolor Moench), which is a facultative short-day plant, we propose that the thermo-sensitivit...
Appearance and Heading of Tillers in Early Wheat Cultivars of West Japan
Early maturing cultivar Heading Tiller appearance Varietal difference Wheat
2009/8/6
Three early wheat cultivars of west Japan, Norin 26, Norin 61 and Omasekomugi, sown in autumn, were compared regarding tiller appearance and heading. The difference in maximum tiller number among thre...
Flag Leaf Number Determination of Secondary and Tertiary Tillers and Heading Characteristics of Rice Plants
Flag leaf number Heading date Main culm Rice plant Sheath wrapping Tillers
2009/8/6
When the number of leaves on the main culm is known, the number of leaves on secondary to quarternary tillers can be determined based on the following growth characteristics and procedures, even if th...
Changes of Heading Time and Panicle Weight in Rice Subjected to Water Stress during the Early Stage of Panicle Development
Cumulative water stress Heading time Leaf water potential Panicle weight Rice
2009/8/6
The increase of heading time in proportion to cumulative water stress (an integrated estimate of the degree and duration of water stress) was demonstrated in a wetland rice cultivar Koshihikari subjec...
Growth of an Annual Strain of Oryza glaberrima Steud. and a Perennial Cultivar of Oryza sativa L. after Heading
Annual Food reserves Harvest index Monocarpic annual Oryza glaberrima Steud
2009/7/31
The growth of W492 (an annual strain of Oryza glaberrima Steud.) and Koshihikari (a perennial cultivar of Oryza sativa L.) after heading were compared to determine the growth characteristics of annual...
Estimation of Nitrogen Content of Brown Rice in Rice Cultivar Koshihikari at Heading Time
Koshihikari Nitrogen content of brown rlce
2009/7/23
Estimation of Nitrogen Content of Brown Rice in Rice Cultivar Koshihikari at Heading Time.
Differences in Growth and Translocation after Heading between Two Strains of Oryza glaberrima Steud. and Two Cultivars of Oryza sativa L
Oryza glaberrima Oryza sativa Percentage of reproductive tiller Perennial
2009/7/21
An experiment was designed to know the differences in growth and translocation between Oryza glaberrima Steud. and Oryza sativa L. Two strains of O.glaberrima and two cultivars of O.sativa were used. ...
Dry Matter Production before Heading and Determination of Number of Spikelets of Rice Cultivar "Takanari"
Dry matter production High yielding ability Number of spikelets Photosensitivity
2009/7/16
Dry matter production and the determination mechanism of the number of spikelets of the semidwarf indica rice cultivar, Takanari, were examined in comparison with those of the standard japonica cultiv...
Effects of Illuminations at Night on Heading, Yield, and its Components in Rice Grown in the Early Season in Miyazaki Prefecture(Genetic Resources and Evaluation)
Delayed heading Illumination at night Kirarimiyazaki Koshihikari
2009/7/15
Recently, the heading of rice grown in early season in the paddy fields near streets, roads, and stores with artificial light in Miyazaki was occasionally delayed because of illuminations at night, wh...
Effects of Day Length on Heading in Early-Season-Culture in Miyazaki Prefecture
Day length Early-season-culture High temperature Panicle Formation stage Photoperiod sensitivity
2009/7/14
Heading time of rice cultivars, Koshihikari and Kirarimiyazaki, in the early-season-culture depends on climatic factors during the period from transplanting stage to panicle formation. Effect of short...
Premature Heading of Extremely Early Rice Cultivar 'Tosapika' : Condition of occurrence and related factors
Early season culture Effective cumulative temperature Extremely early rice Heading Premature heading
2009/7/10
In 1998, premature heading occurred in the farmer's field of the extremely early rice cultivar 'Tosapika' bred in Kochi Prefecture. According to the survey of interview with the farmers at the middle ...
Effect of a Reduction in the Number of Days to Heading by Short-Day Treatment on Cool-Weather Tolerance at the Flowering Stage of Rice
Cool-weather tolerance Flowering stage Natural-day length Rice Short-day treatment
2009/7/10
The effect of short-day treatment on the cool-weather tolerance at the flowering stage was examined in 14 varieties of rice from the south of Tohoku district, Japan, and 3 varieties from Yunnan Provin...
Comparison of the Constancy of Heat Unit Accumulation Needed for Heading of Sorghum and Prediction of Heading Date by the Multiple Regression Formula in Northern Kyushu District
Multiple regression formula Heading date Sorghum Effective heat unit accumulation
2009/7/9
The constancy of the heat unit accumulation needed for the heading of sorghum cultivar P956 was examined for the simple heat unit accumulation method, the effective heat unit accumulation Method I in ...