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Comparison of Susceptibility to Photoinhibition and Energy Partitioning of Absorbed Light in Photosystem II in Flag Leaves of Two Rice (Oryza sativa L.) Cultivars that Differ in Their Responses to Nitrogen-Deficiency
Chlorophyll fluorescence Energy partitioning Hydrogen peroxide Nitrogen-deficiency Photoinhibition Photoprotection Photosynthesis Rice (Oryza sativa L.)
2010/3/4
The energy partitioning in photosystem II (PSII) and the susceptibility to photoinhibition in PSII were investigated in flag leaves of two rice cultivars, Shirobeniya (a traditional japonica) and Aken...
Effects of Soil Temperatures on the Rooting of Cut-sprouts of Sweet Potato (Ipomoea batatas Lam.) : II. Varietal differences in the optimum soil temperature for rooting and the rooting ability under the low soil temperature
Cut-sprout Low temperature Optimum temperature Rooting Soil temperature
2009/8/6
The varietal differences in the optimum soil temperature for rooting and the rooting ability under the low soil temperature were investigated under the controlled environment (air temperature: 25/16°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
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...
Growth and Grain Yield of Wheat in Relation to Differences in Soil Groups:II. The emergence and survival of tillers and their contribution to yield
Adaptability to low phosphoric-acid concentration Andosol Gary Lowland Soil Number of spikes
2009/8/5
The emergence and survival of tillers and their contribution to yield of three varieties, Asakazekomugi, Norin 61 and Norin 64, were examined in four different soils to find the limiting factors to gr...
Growth and Yield Performance of the Water Chestnut (Trapa bispinosa Roxb.):II. Relationship among the canopy formation of emersed leaves, flowering and the number of valuable fruits
Fertilization Paddy field cropping Shade culture Trapa bispinosa Roxb Vinyl house culture Water chestnut Water temperature
2009/8/4
The relationship between the canopy formation and yield performance of Trapa bispinosa Roxb. in paddy fields was investigated under the following six conditions: vinyl house culture (VH); shade cultur...
Growth Regulating Action of Brassinolide on Plants:II. Effect of brassinolide on the translocation of assimilate in rice plants during the ripening stage
Autoradiography Brassinolide Rice (Oryza sativa L.) Translocation
2009/8/4
To determine the effect of brassinolide (BR, 2α, 3α, 22R, 23R-tetrahydroxy-24S-methyl-B-homo-7-oxa-5α-cholestan-6-one) on the translocation of assimilate during the ripening of rice plants (Oryza sati...
Light Microscopic Observations on Pollen and Anther in Rice (Oryza sativa L.):II. Stages from early microspore to mature pollen
Development Germ pore Light microscopy Microspore Mitosis Pollen
2009/8/4
Development of pollen cells as well as the fate of tapetal cells were studied by the glycol methacrylate semithin method for light microscopy. Sections including artificially produced images of pollen...
Growth and Adaptation of Soybean Cultivars under Water Stress Conditions:II. Effects of leaf movement on radiation interception
Drought resistance Integrated solarimeter film Irrigation treatment Leaf movement
2009/7/31
Leaf movement of field-grown soybeans under water stress conditions was examined with radiation interception. Two cultivars with different leaf movement, Zhenzhuta 2 (active) and Heinong 33 (inactive...
Studies on the Mechanism of Salt Tolerance in Salicornia europaea L:II. High osmosis of epidermal cells in stem
Epidermal cell Halophyte Inorganic ions Plasmolysis Salicornia
2009/7/31
To understand how cells sense and respond to salt stress, we investigate changes in plasmolitic concentration to NaCl of epidermal cells in Salicornia europaea during the growth period. The inorganic ...
Physiological Response to Salinity in Rice Plant:II. Relationship of sodium exclusion to transpiration and root-respiration rates in NaCl-treated rice plant
Na content Rice Root-respiration rate Sodium exclusion ranspiration rate
2009/7/30
In order to clarify the relationships of sodium exclusion to transpiration and root-respiration rates in 100 mmol 1-1 NaCl-treated rice plant, transpiration stream concentration factor of Na+ (TSCFNa+...
Effect of Sodium Chloride on the Panicle and Spikelet Morphogenesis in Rice:II. Developmental morphology of the panicle
Degenerated rachilet Developmental morphology Environmental stress Glume Panicle
2009/7/29
To provide new information on salt stress in rice plant based on developmental morphology, structural changes of panicle and spikelet were investigated. As the salt concentration increased, growth and...
Modelling and Prediction of Developmental Process in Rice:II. A model for simulating panicle development based on daily photoperiod and temperature
Development Developmental index Developmental rate Heading date Model Panicle development
2009/7/28
Under the hypothesis that environmental responses of ontogenetic development of rice are different before and after panicle initiation (PI), a model for simulating rice panicle development and heading...
Effects of Elevated CO2 Concentration and High Temperature on Growth and Yield of Rice:II. The effect on yield and its components of Akihikari rice
Air temperature CO2 concentration Rice Spikelet number Sterility Temperature gradient chamber
2009/7/28
Yield and its component organs of rice (cv. Akihikari) were examined for populations grown under two different CO2 concentrations (350 and 690μLL-1)×four temperature regimes in temperature gradient ch...
Analysis of the Factors of High Yielding Ability for a Japonica Type Rice Line, 9004, Bred in China:II. The determining process of 1000 kernel weight
Dry matter accumulation rate for a grain Grains on primary rachis Grains on secondary rachis Moisture content in ear Part on an ear Ripening period
2009/7/28
Using the materials in the previous report, factors determining winnowed hulled 1000 kernel weight (WHTKW) of the primary (PRB) and secondary rachis branch (SRB) at different parts on an ear in line 9...
Adaptive Responses of Soybean and Cotton to Water Stress II.Changes in CO2 Assimilation Rate,Chlorophyll Fluorescence and Photochemical Reflectance Index in Relation to Leaf Temperature
Chlorophyll fluorescence Glycine max (L.) Merr. Gossypium hirsutum L. Leaf movement Photoinhibition Photosystem II
2009/7/24
Adaptive changes were studied comparatively in soybean and cotton grown in pots under four irrigation conditions i.e. normal irrigation (equal to the evapotranspiration of the crop), and 50%, 25% and ...