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Estimation of the Amount of Symbiotic Nitrogen Fixation through the Measurements of Dry Matter Production and Evapotranspiration in Soybean (Glycine max (L.) Merr.)
Dry matter production Evapotranspiration Nitrogen fertilizer application Nodulation Non-nodulating line
2009/7/8
To investigate the possibility of estimating symbiotic nitrogen fixation through the measurements of dry matter production and evapotranspiration, we grew two isogenic lines of soybeans, non-nodulati...
A Method of Nitrogen Fertilizer Application for Winter-Seeding Cultivation of Winter Wheat
Nitrogen fertilizer Quality Wheat Winter habit Winter seeding
2009/7/8
Winter wheat usually seeded in autumn was seeded before continuous snow cover and the most appropriate method of nitrogen (N) fertilization was examined using variety “Nanbukomugi”. In the plants supp...
Responses to Nitrogen Fertilizer Application at Regrowing Stage of High-Yielding Cultivar of Winter Triticale in Comparison with Those of Wheat and Rye in Hokkaido
Differences among crops Grain yield Leaf area Nitrogen fertilizer efficiency
2009/7/8
The efficiency of nitrogen fertilization (the increase of grain yield (G) per unit nitrogen fertilizer (FN) applied at the regrowing stage, ΔG/ΔFN) of high yielding winter triticale cultivar 'Presto'...
Cultivar Differences of Nitrogen Fixation Capacity and Its Contribution to Nitrogen Accumulation in Soybean Grown in the Field with a High Soil Nitrate Level
Cultivar difference Fixed nitrogen 15N natural abundance Nodule Relative ureide method Soybean
2009/7/8
To analyze the cultivar differences of nitrogen fixation capacity in soybean under a high soil nitrogen condition, we estimated the amount of nitrogen fixed during the growing season and the percenta...
Measurement of Nitrogen Loss by Percolating and Overflowing in Rice Cultivation in Pots
Nitrogen balance sheet Nitrogen content Nitrogen loss Overflowing Percolating
2009/7/8
This study was conducted to obtain basic data to establish simple models of nitrogen dynamics for managing highly productive and environment-friendly low nitrogen application in rice production. Here...
Correlation of the Weight of Brown Rice per Panicle with the Vertical Distribution of Leaf Area and the Nitrogen Content of Leaves on the Tillers at Each Nodal Position and Nodal Order in Rice Canopy
Leaf area Nitrogen content of leaves per leaf area Nodal order of tiller Nodal position of tiller Rice canopy
2009/7/8
The vertical distributions of leaf area and nitrogen content of leaves per leaf area were examined in the tillers at each nodal position and nodal order in rice canopy to clarify the factors that cau...
Effects of Light Irradiation, Water-supply and Temperature on Quality and Nitrate Nitrogen Concentration in Komatsuna (Brassica campestris L.) Plants during Storage with Film Packaging
carbon dioxide fresh weight leaf color oxygen photosynthesis
2009/7/7
Effects of light irradiation, water-supply and storage temperature on quality and nitrate nitrogen concentration in Komatsuna (Brassica campestris L.) plants were evaluated during film packaging (FP) ...
Effects of Nitrogen Topdressing at Anthesis on Milling Property, Physical Dough Characteristics and Bread-Making Quality of Bread Wheat Cultivar “Minaminokaori” and “Nishinokaori”
Bread-making quality Bread wheat Milling property Nitrogen topdressing at anthesis
2009/7/7
The effects of nitrogen topdressing at anthesis on the milling property, physical dough characteristics and bread-making quality of wheat were investigated with two cultivars, “Minaminokaori” and “Ni...
Effects of Timing of Nitrogen Topdressing on Morphological Traits in Different Rice Varieties
Morphological traits Nitrogen Plant type Rice Topdressing Varietal difference
2009/7/7
The effects of timing of nitrogen topdressing on morphological traits were investigated in three rice varieties: Hinohikari, Takanari and Akenohoshi. Rice plants in the field were topdressed 39 days ...
Effect of the Amount of Nitrogen Application on Occurrence of White-back Kernels during Ripening of Rice under High-temperature Conditions
Husked rice quality High temperature White-back kernel Nitrogen fertilizer Varietal difference
2009/7/7
The effect of the amount of nitrogen application on the occurrence of white-back kernels was examined in rice grown in warm areas. White-back kernels occurred when the average temperature during ripe...
Effects of Atmospheric Saturation Deficiency and Nitrogen Concentration in the Culture Solution on the Growth of Japonica-type Rice Nipponbare and Indica-type Rice IR24
Absorption of nitrogen Atmospheric saturation deficiency Average leaf area Dry matter production
2009/7/7
The effects of nitrogen (N) concentration in the culture solution on the growth and dry matter production (DMP) were examined under large (14—17hPa) and small (5—8hPa) atmospheric saturation deficien...
Factors Affecting the Effect of Nitrogen Application after Anthesis on Grain Protein Content and Yield of Spring Wheat Variety "Haruyokoi" in Northern Hokkaido
Grain Protein Content Spring Wheat Haruyokoi Foliar application
2009/7/7
Spring wheat variety “Haruyokoi” was cultivated with different basal nitrogen applications at three locations in northern Hokkaido. Foliar spray of nitrogen as urea was conducted three times (0.92 g m...
Growth Responses of a Short-root Near Isogenic Line IL-srt1 Derived from Rice Cultivar Oochikara to Different Plant Densities and Nitrogen Regimes
Near isogenic line Nitrogen Planting density Rice
2009/7/7
The rice cultivar Oochikara and its short root near isogenic line IL-srt1 were grown at different planting densities and under different nitrogen fertilizer regimes to reveal the effect of short root...
Apparent Nitrogen Mineralization Rates of Several Green Manures Incorporated in Soil and the Application Effects on Growth of Komatsuna Plants
green manure hairy vetch sunflower crotalaria
2010/12/2
Apparent nitrogen mineralization rates and the availability of released nitrogen to komatsuna plants succeeding green manures (GMs) incorporated to soil were investigated using a pot experiment to dev...
Effect of Legume Incorporation or Living Mulch on Rice Growth, Yield and Soil Inorganic Nitrogen in Southwest Japan
Cover crop White clover Rice Incorporation
2010/12/2
The effects of cover crop on rice growth, yield, and nitrogen in soil were investigated and compared with those of chemical fertilizer (CF) and no fertilizer (NF) application in the Shikoku region of ...