Photosynthetic capacity
Cell density and airspace patterning in the leaf can be manipulated to increase leaf photosynthetic capacity
... The pattern of cell division, growth and separation during leaf development determines the pattern and vol- ume of airspace in a leaf. The resulting balance of cellular material and airspace is expected to significantly ...
14
Canopy Photosynthetic Capacity and Light Response Parameters of Rubber (Hevea brasiliensis) with Reference to Exploitation
... 1985).The photosynthetic characters of leaves at different canopy positions are acclimatized to their own ...in photosynthetic activity in sun and shade adapted leaves within a canopy are correlated with ...
12
Potential and limitations of inferring ecosystem photosynthetic capacity from leaf functional traits
... suitable estimator for ecosystem photosynthetic capacity. This may have several reasons: The response of GPP to PAR/APAR does not exhibit a clear saturation and still tends to increase at high PAR/APAR and ...
15
A global scale mechanistic model of photosynthetic capacity (LUNA (V1.0)
... the photosynthetic capacity can also be improved by incor- porating a species-specific mesophyll and stomatal conduc- tance (Medlyn et ...of photosynthetic capacity could also be improved by ...
20
A multiplexed gas exchange system for increased throughput of photosynthetic capacity measurements
... Leaf gas exchange traits are important in plant breeding, physiology and ecology research. The ability to meas- ure such traits using mass produced, field portable gas exchange systems has made these systems a staple of ...
12
Screening genetic variation for photosynthetic capacity and efficiency in wheat
... A was also positively related with short flowering time and longer period of grain filling (Table 3.9), which could be related to sink strength. It has been shown that A changes relatively rapidly depending on the demand ...
189
Natural variation in photosynthetic capacity, growth and yield in 64 field-grown wheat genotypes
... Photosynthesis measurements were performed on flag leaves that had fully emerged, between the flag leaf sheath extension and boot (sheath) swelling (Zadoks growth stages 4.1–4.5). Measurements were made pre-anthesis to ...
16
Effects of irrigation and planting patterns on photosynthetic capacity and grain quality of winter wheat
... wheat photosynthetic capacity compared with the conventional cultivation plant- ing ...The photosynthetic characteristics of maize at the milking stage are improved by the narrow-wide row planting ...
9
Global photosynthetic capacity is optimized to the environment
... where I is the incident photosynthetically active photon flux density ( l mol m 2 s 1 ), h (unitless) is the curvature of the light response curve, and u is the realized quantum yield of photosynthetic electron ...
12
Phenotypic selection for photosynthetic capacity and efficiency
... BB/I017372/1, photosynthetic capacity and efficiency was measured for 64 lines in the ERYCC (Earliness & Resilience for Yield in a Changed Climate) ...
6
Optimizing RuBP regeneration to increase photosynthetic capacity
... limits photosynthetic capacity, particularly at sub-saturating ...increased photosynthetic capacity, which through the growing season will translate into significant increases in biomass ...
5
Examining the mechanisms by which photosynthetic capacity and water use efficiency are regulated in wheat exposed to soil drying
... 2004). Photosynthetic machinery is also susceptible to permanent impairment when exposed to high temperature or prolonged water deficit, hindering carbon assimilation regardless of soil water status (Perdomo ...
74
Leaf-level photosynthetic capacity in lowland Amazonian and high elevation, Andean tropical moist forests of Peru
... Abbreviations: Ma= leaf mass per unit leaf area, leaf Na = leaf nitrogen, leaf Pa = leaf phosphorus, A400,a = light-saturated net photosynthesis measured under 400 µmol mol-1 atmospheric[r] ...
79
How herbivore browsing strategy affects whole plant photosynthetic capacity
... The two unknown 212 parameters , the relative possum bite size, and 213 the model prediction of fallen leaf area distribution to the pooled browsed tree data including both 214 browse[r] ...
30
Photosynthesis and growth in diverse willow genotypes
... assessed photosynthetic capacity and contribu- tory processes in a broad range of genotypes to determine whether suffi cient natural variation relevant to yield exists to warrant the initiation of genetic ...
17
Decreased photosynthesis in the erect panicle 3 (ep3) mutant of rice is associated with reduced stomatal conductance and attenuated guard cell development
... The ERECT PANICLE 3 gene of rice encodes a peptide that exhibits more than 50% sequence identity with the Arabidopsis F-box protein HAWAIIAN SKIRT (HWS). Ectopic expression of the Os02g15950 coding sequence, driven by ...
10
Study of genetic variation among soybean [Glycine Max (L.) Merrill] accessions in CID values
... of photosynthetic rate and stomatal conductance the usefulness of low CID genotypes is ...in photosynthetic capacity and stomatal conductance of these selected ...of photosynthetic ...
8
SIGNIFICANCE OF STAY-GREEN TO FOSTER CROP PRODUCTION UNDER STRESS ENVIRONMENT - A MINI-REVIEW
... high photosynthetic capacity than the WT plants, the examination of which revealed that concentration of soluble sugars were higher in the flag leaves and grains of tasg1 than in WT plant due to the altered ...
13
Effect of nitrogen regimes on narrowing the magnitude of maize yield penalty caused by high temperature stress in North China Plain
... The present study provides an approach for as- sessing the effect of nitrogen fertilization regimes on relieving HTS of maize in field conditions. The use of nitrogen fertilization regimes could significantly reduce the ...
8
On the importance of including vegetation dynamics in Budyko's hydrological model
... area, photosynthetic capacity and rooting depth of vegetation affect not only annual and seasonal vegetation wa- ter use, but also steady-state conditions, we argue that it is necessary to explicitly ...
13