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Deep within spinach leaves, vibrations enhance efficiency of photosynthesis（图）
Short pulses of light The molecular vibration Photosynthesis Charge separation Cells biology
2014/7/18
ANN ARBOR—Biophysics researchers at the University of Michigan have used short pulses of light to peer into the mechanics of photosynthesis and illuminate the role that molecule vibrations play in the...
浙江大学植物生理学课件Chapter03 Photosynthesis in Plant
浙江大学 植物生理学 课件 Chapter03 Photosynthesis in Plant
2009/11/5
浙江大学植物生理学课件Chapter03 Photosynthesis in Plant。
Single Leaf Photosynthesis of Rice Plants under Field Conditions:IV. Variation in single-leaf photosynthesis among several successive days, and the interactive effects of irradiance and stomatal conductance on CER
Evaporation rate Light intensity at the leaf surface Light saturation point Rice plants Single-leaf photosynthesis
2009/8/6
(1) Variations in single-leaf photosynthesis (CER) among days: CER under saturation light intensity at nearly the same time of several successive days were examined, at three growth stages. (i) CER va...
Single Leaf Photosynthesis of Rice Plants under Field Conditions:III. Variation in single-leaf photosynthesis with time of day and its physiological base
Degree of depression in CER Evaporation rate Leaf positions Rice plants Single-leaf photosynthesis
2009/8/6
Under field conditions, the photosynthetic rate of single leaves (CER) declined with time of day even in the case where light intensity at the leaf surface was kept higher than the saturation point. T...
Relation between the Depression of Photosynthesis by Low Night Temperature and the Root Activity of Rice Plant
Low night temperature Paddy rice Photosynthesis Root respiration Specific leaf area
2009/8/6
Five rice cultivars, three Japonica and two hybrids of Japonica-Indica, were grown in pots to examine the influence of low night temperature (10°C) on photosynthesis and transpiration during the perio...
Interaction of Nitrogen Supply and Soil Water Stress on Photosynthesis and Transpiration in Rice
Nitrogen supply Oryza sativa L Photosynthesis Rice Stomata Water stress Water use efficiency
2009/8/6
The purpose of this study is to determine if there is an interaction of nitrogen nutrition and water stress on apparent photosynthesis (APS), transpiration (Tr), and water-use efficiency in rice (Oryz...
Single Leaf Photosynthesis of Rice Plants under Field Conditions:II. Individual variations in single-leaf photosynthesis and the physiological basis for it
Bleeding rate Rice plants Single-leaf photosynthesis Stomatal conductance
2009/8/6
A group of leaves, each of which was situated at the equivalent position on a stem (for instance, the second leaf counted from the uppermost fully expanded leaf of each stem), were chosen and their i...
Single Leaf Photosynthesis of Rice Plants under Field Conditions:I. Aspects of single-leaf photosynthesis and the regulating factors
Field conditions Light saturation point Photosynthesis-regulating factor Rice plants Single-leaf photosynthesis
2009/8/6
Single-leaf photosynthesis in situ were observed under field conditions and the regulating factors investigated. The light intensity at the leaf surface was shown to act as the leading factor. Howeve...
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
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...
Effect of Accumulated Nonstructural Carbohydrates on Photosynthesis of Rice Leaves
Feedback inhibition Nonstructural carbohydrate Photosynthesis Rice plant Sink-source relation
2009/8/6
Effect of Accumulated Nonstructural Carbohydrates on Photosynthesis of Rice Leaves.
Effects of Water Deficit on Photosynthesis in Wheat Plants:VI. Capacitance and resistance of transpiratory water flux in different plant parts
Electric analogue Leaf water potential Photosynthesis Soil water deficit Stomata Triticum aestivum L
2009/8/5
In order to explore the physiological basis for the difference among plant parts in photosynthetic depression by soil water dieficit, the tissue water status was examined by using an electric circuit ...
Characteristics of Dry Matter Production Process in High Yielding Rice Varieties : III. Comparisons of leaf photosynthesis
Ageing Diffusive conductance High yielding rice variety Leaf chlorophyll content Leaf nitrogen content
2009/8/5
The difference of dry matter production process among the rice cultivars was previously reported with reference to light intercepting characteristics. This study was conducted to determine if the sing...
Effects of Ear Removal on Photosynthesis of the Flag Leaf during Grain Filling in Wheat
CO2 fixation system Ear removal Photochemical system Photosynthesis Ribulose-1
2009/8/5
In order to clarify the response of crops to sink restriction, we examined the effects of ear removal on photosynthesis of the flag leaf in wheat. For 11 days there was no difference in CO2 exchange r...
Participation of Air Humidity and Water Uptake Ability in the Appearance of Cyclic Changes in the Rates of Photosynthesis and Transpiration of Peanut Plants
Air humidity Arachis hypogaea Net photosynthetic rate Stomatal oscillation Transpiration rate
2009/8/5
Factors causing the cyclic changes in the rates of net photosynthesis and transpiration of peanut plants were examined. In order to clarify the relationship between the transpiration demand and the o...
Effect of Water Supply and Defoliation on Photosynthesis, Transpiration and Yield of Soybean
Defoliation Glycine max Leaf water potential Photosynthesis Stomatal conductance
2009/8/4
While increasing leaf area increases CO2-fixing ability of plants, it also increases transpiration and may cause water deficit within a plant. This study was conducted in order to analyze the combined...