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The journal Paddy and Water Environment aims to advance the science and technology of water and environment-related disciplines in paddy-farming. The scope extends broadly to paddy-farming related sci...
Detection of preparatory water in paddy irrigation area using RADARSAT/SAR-C and Landsat/ETM+
Remote Sensing Crop SAR Optical Accuracy Multitemporal
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2015/7/29
Paddy rice is one of the most important crops in Japan and it needs much water to grow, especially for water reserves for paddy
irrigation. The test site “Owari Seibu” doesn’t have enough irrigation...
Dry Matter Productivity of High Biomass Sugarcane in Upland and Paddy Fields in the Kanto Region of Japan
Erianthus spp., sorghum Dry Matter Productivity High Biomass Sugarcane
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2010/10/25
Eight high biomass sugarcane clones and two commercial sugarcane cultivars were planted in upland and paddy fields in Tsukuba in 2003-2005 to identify a new crop suitable for abandoned
paddy fields i...
Development of Air-assisted Strip Seeding for Direct Seeding in Flooded Paddy Fields
paddy direct seeding in flooded field air-assisted seeding
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2010/12/2
We have investigated the use of air-assisted strip seeding for direct seeding in flooded paddy fields. A seeder was developed using a commercially available granule applicator remodelled for tractor i...
Nitrogen Uptake by Cover Crops and Inorganic Nitrogen Dynamics in Andisol Paddy Rice Field
Cover crop Paddy field Nitrogen
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2010/12/2
Paddy field rice can conserve N in the soil under flooded conditions. However, residual soil N represents a potential environment concern when fields are no longer flooded. Winter annual grass cover c...
Development of a Site-Specific Nitrogen Management System for Paddy Rice Food Technology
precision agriculture map variable rate technology yield-monitoring combine
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2009/9/10
Land consolidation involving the joining of small paddy fields to form a large-size field has been promoted recently in Japan in order to increase the efficiency of rice production. However, the varia...
Utilization Advantages of Controlled Release Nitrogen Fertilizer on Paddy Rice Cultivation
transplanting cultivation direct sowing cultivation single basal application
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2009/9/9
Labor-saving for fertilization has been strongly desired due to the shortage in labor and increasing scale of farming for rice cultivation. In order to clear these problems, the effect of application ...
Strategies for Controlling the Apple Snail Pomacea canaliculata (Lamarck) (Gastropoda: Ampullariidae) in Japanese Direct-Sown Paddy Fields
golden apple snail management rice direct seeding
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2009/9/9
The apple snail Pomacea canaliculata becomes a much more serious pest in direct-sown rice fields than in transplanted fields. In south Japan, it represents an important constraint on the implementatio...
Method to Evaluate “Uplandization” in Converted Field from a Paddy Based on Crystallinity of Free Iron Oxides
redox reaction phosphate sorption soil microstructure
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2009/9/9
Uplandization” is the process that changes the physical and chemical properties in a paddy field into those of an upland field. There is a transitional period when a paddy field is converted to an upl...
Varietal Differences of Juvenile Phase Duration and Photoperiodic Sensitivity in Paddy Rice
Cropping area Juvenile phase Paddy rice Photoperiodic sensitivity Varieties
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2009/8/6
The juvenile phase and photoperiodic sensitivity of 13 Japanese paddy rice varieties were investigated. The duration of juvenile phase was determined by counting the days of insensitivity to a short-d...
Excess Moisture Injury of Soybeans Cultivated in an Upland Field Converted from Paddy : III. Foliar application of urea as countermeasure against excess moisture injury
Dry matter production Excess moisture injury Foliar application of urea Nitrogen fixation
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2009/8/6
The purpose of this experiment was to examine whether the foliar application of urea is effective as a countermeasure against excess moisture injury of soybeans [Glycine max (L.) Merr.]. During the fl...
Promotion of Seedling Emergence of Paddy Rice from Flooded Soil by Coating Seed with Potassium Nitrate
Calcium peroxide Direct sowing Foliage leaf emergence Germination Paddy rice Pelleted seed
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2009/8/6
Emergence and establishment of seedling of paddy rice sown into flooded soil are poor but promoted when seeds are coated with O2 generator CaO2. It has been commonly understood that this is because C...
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
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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
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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...
Varietal Difference of Physical Characteristics of the Culm Related to Lodging Resistance in Paddy Rice
Breaking strength Culm Leaf sheath Lodging resistance Paddy rice Varietal difference
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2009/8/5
Varietal difference of lodging resistance in paddy rice was studied using nine Japanese cultivars and thirteen foreign cultivars (cv. Kamenoo : KA, Aikoku : AK, Koshihikari : KO, Dobashi 1 : DO, Fujim...