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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 ...
Heading Characteristics of the Extremely Early Rice Cultivar ‘Tosapika’ in Warm South-Western District in Japan—Effects of temperature on the heading
Temperature Extremely early rice Heading characteristics Cumulative temperature Early season culture Earliness of variety Nitrogen application rate
2009/7/9
In 1998, the occurrence of premature heading was observed in the earlyseason culture field of cultivar ‘Tosapika’ in Kochi Prefecture. The effect of growing temperature after sowing on the heading of...
Tillering System of Extremely Early Rice Varieties—Especially Development of Upper Nodal Tillers
Tillering System Extremely Early Rice Varieties Upper Nodal Tillers
2009/7/9
The total number of leaves on the main stem was 9 in Norin 11, and 10 in Norin 9 and Norin 15 under normal-season culture. The last primary tillers developed from the 8th node of the main stems in th...
Effects of Premature Heading on Growth, Yield and Brown Rice Quality in Extremely Early Rice Cultivar ‘Tosapika’
Effective cumulative temperature Extremely early rice Panicle-differentiation Premature heading
2009/7/9
To clarify the factors responsible for the changes in yield and brown rice quality due to the premature heading in rice, we grew two kinds of seedling of extremely early rice cultivars, ‘Tosapika’ and...
Heading Characteristics of the Extremely Early Rice Cultivar ‘Tosapika’ in Warm South-western District in Japan—Effects of daylength and temperature on the differentiation and development of the young panicle
Temperature Stock-raising (kabumaki) pot Extremely early rice Heading characteristics
2009/7/9
In 1998, premature heading was observed in the early season culture field of the extremely early rice cultivar ‘Tosapika’ in Kochi Prefecture. To clarify the factors associated with that, the effect o...