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Floral Impotency Due to Cool Weather in Paddy Rice Plants in the Early-Season Culture Area:II. Countermeasure to the damage by fertilizer application
C-N ratio Compost Cool-summer damage Early-season culture Light-intercepting characteristics
2009/8/6
The present study was conducted to develop the basal fertilizer application methods which mitigate the damage due to cool weather at booting stage by investigating the relationships between the change...
Floral Impotency Due to Cool Weather in Paddy Rice Plants in the Early-Season Culture Area:I. Relationship between light-intercepting characteristics and sterility
Amount of fertilizer nitrogen Cool-summer damage Early-season culture Light-intercepting characteristics Overluxuriant growth Sunshine hours Temperature at the inside of leaf sheath Temperature in the space of rows
2009/8/6
The present study was conducted to make clear the cause of promotion the sterility due to cool temperature at the booting stage by too much nitrogen application with investigating the relationship amo...
Yield and Eating Quality of Rice Cultivar Kinuhikari in Early Season Culture in Warmer Area
Amylographic characteristics Amylose content Eating quality Method of fertilizer application
2009/8/5
The effects of the transplanting times and the methods of feritilizer application on the yield and eating quality of rice cultivar Kinuhikari were investigated. The transplantings were made on March 2...
Floral Impotency Due to Cool Weather in Paddy Rice Plants in the Early-season Culture Area : III. Effect of growth retardant on the reduction of necessary water depth in the deep irrigation method at the booting stage
Antiauxin Cool-summer damage Growth retardant IBP Inabenfide Necessary water depth in deep irrigation method Paclobutrazol Uniconazole
2009/7/31
For the purpose of improving the deep irrigation method as a countermeasure of floral impotency due to cool weather by means of a reduction of the necessary water depth to protect young panicles, stu...
Studies on Lateral Buds Growth into Ratoon Tillers in Early-season Culture of Rice Plants
Differentiation Early-season culture Lateral bud Ratoon Regrowth Tiller
2009/7/28
The yielding ability and the effect of fertilization on yield were investigated in ratoon crop rice in early-season cultures. The total leaf number of each tiller in the ratoon crop was compared with ...
Effects of Used-paper Mulching on Growth of Early-season Culture Rice
paddy rice Soil nitrogen Soil temperature Untapped resource Used-paper mulching Weed control
2009/7/21
The purpose of this study was to find practical-use methods of untapped resources, especially used-paper, which have been collected through recycling systems as organic materials in agriculture.The ef...
Effects of Climatic Factors on Heading of Rice Cultivars in Early-Season Culture in Miyazaki Prefecture
Average photoperiod Cumulative temperature Early planting Heading Kirarimiyazaki Koshihikari
2009/7/16
The effects of climatic factors on heading of early-planting rice cultivars were discussed. Growing period from transplantation to heading was divided into three phases, i.e.phase I ; from the day of...
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...
Characteristics of Dry Matter and Grain Production of the Early Rice in the Early Season Culture in Warm Southwestern District of Japan
Dry Matter Production Early Season Culture Early Variety Rice Sink/Source Ratio
2009/7/8
In recent years, the early season culture using the early cultivars has been commonly practiced in early season rice culture on the coastal areas in Kochi Prefecture. In order to clarify the yield-det...