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Basal internode elongation of rice as affected by light intensity and leaf area
Internode elongation Leaf area index Light intensity Light quality R/FR
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2023/4/21
Short basal internodes are important for lodging resistance of rice (Oryza sativa L.). Several canopy indices affect the elongation of basal internodes, but uncertainty as to the key factors determini...
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.)
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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 Light Quality, Daylength and Periodic Temperature Variation on the Growth of Lettuce and Radish Plants
Daylength Lettuce Light quality Radish R/B ratio R/F ratio Thermoperiodicity
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2009/8/6
Effects of light qualities under continuous lighting, daylengths at a constant temperature, and periodic temperature variations under continuous lighting on the vegetative growth of lettuce and radish...
Adaptive Regulation of Photosynthesis in Rice Plant to Weak Light Condition and the Contribution of Root Activity to Regulation Mechanism
Dark respiration Dry matter production Nitrogen absorption Photosynthesis Rice plant Root respiration
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2009/8/6
Three cultivars of rice plants were grown in pots in a shading frame of 50% light intensity and on shadowed place at high altitude of 303m in hillside during the different period from tillering to ear...
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...
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
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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...
Relationship between Leaf Movement of Trifoliolate Compound Leaf and Environmental Factors in the Soybean Canopy : IV. Light intensity on the leaf surface
Heliotropic movement Leaf inclination angle Leaf xylem water potential Light intensity on leaf surface Soybean
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2009/7/31
To clarify the effect of light on the trifoliolate compound leaf movement in the soybean plant, (1)changes in the area of the triangle described by the three tips of the leaflets (ΔT) and leaf inclina...
Determination of Shoot Apical Meristem and Plumule Organization in Rice Embryos:Light and Electron Microscopy
Coleoptile Embryogenesis Oryza sativa Plumule Shoot apical meristem
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2009/7/30
Transmission electron microscopy revealed that a shoot apical meristem showed the first sign of organization at 3.5 DAA (days after anthesis), soon after an indentation by an incipient coleoptile on ...
Relationship between Light-induced Growth Inhibition and Acidic Growth Inhibitors in the Seedlings of Dwarf and Tall Cultivars of Phaseolus vulgaris L.
Growth inhibitor Legume Light inhibition Phaseolus vulgaris L
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2009/7/30
To clarify the role of endogenous inhibitors of growth in dwarf and tall bean plants, a search for specific inhibitors of growth was undertaken using the acidic substances of acetone extracts from the...
Light Dependency of Salinity-Induced Chloroplast Degradation
Chlorophyll Chloroplast Cl content Na content Oxidative reaction Rice Salt stress Ultrastructure
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2009/7/29
The contents of Na, K, Cl, chlorophyll and the foliar ultrastructure of rice seedlings grown in NaCl solution at various concentrations were investigated under light and dark conditions. The seedlings...
Growth, Yield and Photosynthetic Activity of Vigna radiata L. Grown at Different Temperature and Light Levels
Chlorophyll fluorescence Drymatter allocation Photosynthesis Pod setting Vigna radiata L.
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2009/7/29
Two varieties of mungbean (Vigna radiata L.), BARImug 2 (M2) and BARImug 3 (M3) were grown under 1) 12-h light at 700 μmol m-2 s-1 (HL) at 30°C/12-h darkness at 25°C (HL+LT), 2) 12-h HL at 40°C (HT)/1...
Opposite Effects of Ethylene on the Growth of Sorghum Mesocotyl under Red Light and in Darkness
Carbon dioxide Coleoptile Ethylene Mesocotyl Mesocolylar root Red light Sorghum
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2009/7/28
Ethylene inhibited the growth of sorghum coleoptile and mesocotyl in darkness. It also inhibited the development of mesocotylar roots in darkness. However, ethylene rather stimulated the growth of me...
Estimating the Mean Leaf Inclination Angle of Wheat Canopies Using Reflected Polarized Light
Jointing-stage topdressing LAI-2000 Mean tip angle Polarization Remote sensing SPAD-502 Wheat
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2009/7/23
In this study, we extended previous work linking the polarization of reflected light from crop canopies with characteristics of the canopy structure, such as the leaf inclination angle. We obtained re...
Effect of Light Quality on Developmental Rate of Wheat under Continuous Light at a Constant Temperature
Developmental rate Green light Heading time Light quality Red light Wheat
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2009/7/23
The developmental rate of wheat was investigated under continuous light of eight different qualities (in eight plots) obtained by combining three out of four different kinds of fluorescent lamps (whit...
Developmental Responses of Wheat cv.Norin 61 to Fluence Rate of Green Light
Development Fluence rate Green light Light-emitting diode (LED) Morphology Principal component analysis (PCA) Wheat
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2009/7/21
Wheat (Triticum aestivum L. cv. Norin 61) plants were grown under five different photon flux densities obtained by modulating the number of green light-emitting diodes (LEDs) under white fluorescent l...