Citations with the tag: PHOTOSYNTHESIS
Results 1 - 50
- Photosynthesis�nitrogen relationships in species at different altitudes on Mount Kinabalu, Malaysia.
Hikosaka, Kouki; Nagamatsu, Dai; Ishii, Hiroshi S; Hirose, Tadaki // Ecological Research; May2002, Vol. 17 Issue 3, p305In situ photosynthetic nitrogen-use efficiency (PNUE, photosynthetic capacity per unit leaf nitrogen) was investigated in species that commonly distributed at different altitudes (600�3700 m above sea level) on Mount Kinabalu. Photosynthetic nitrogen-use efficiency was lower in species at...
- Phenyl indole-3-thiolobutyrate increases growth of transplanted 1-0 red oak
Struve, Daniel K.; Rhodus, W. Timothy // Canadian Journal of Forest Research; Jan1988, Vol. 18 Issue 1, p131No abstract available.
- Assessment of photosynthetic activity of nursery-grown Picea glauca seedlings using an integrated fluorometer to monitor variable chlorophyll fluorescence
Binder, Wolfgang; Lister, G. R.; Brooke, R. C.; Toivonen, P. M. A.; Vidaver, William // Canadian Journal of Forest Research; Nov1989, Vol. 19 Issue 11, p1478No abstract available.
- Leaf morphology and photosynthetic rate in birch seedlings and stumpsprouts
Ferm, A.; Kauppi, A.; Kiviniitty, M. // Canadian Journal of Forest Research; Jul1990, Vol. 20 Issue 7, p952No abstract available.
- Effects of summer frosts and subsequent shade on foliage gas exchange in peatland tamarack and black spruce
Lieffers, V. J.; Dang, Q. L.; Rothwell, R. I. // Canadian Journal of Forest Research; Jul1992, Vol. 22 Issue 7, p973No abstract available.
- Internal and external control of net photosynthesis and stomatal conductance of mature eastern white pine (Pinus strobus)
Teskey, R. O.; Maier, C. A. // Canadian Journal of Forest Research; Sep1992, Vol. 22 Issue 9, p1387No abstract available.
- Photosynthesis, water relations, and leaf morphology of xeric versusmesic Quercus rubra ecotypes in central Pennsylvania in relation to moisture stress
Abrams, Marc D.; Kubiske, Mark E. // Canadian Journal of Forest Research; Sep1992, Vol. 22 Issue 9, p1402No abstract available.
- Ozone effects on grafted mature and juvenile red spruce: photosynthesis, stomatal conductance, and chlorophyll concentration
Greenwood, Michael S.; Rebbeck, Joanne; Jensen, Keith F. // Canadian Journal of Forest Research; Mar1993, Vol. 23 Issue 3, p450No abstract available.
- Net photosynthesis and stomatal conductance of red spruce twigs before and after twig detachment
Arp, Paul A.; Meng, Fan-Rui // Canadian Journal of Forest Research; Apr1993, Vol. 23 Issue 4, p716No abstract available.
- Fumigating mature spruce branches with SO2: effects on net photosynthesis and stomatal conductance
Arp, Paul A.; Cox, R. M.; Meng, Fan-Rui // Canadian Journal of Forest Research; Jul1994, Vol. 24 Issue 7, p1464No abstract available.
- Photosynthesis as a basis for life support on Earth and in space.
Galston, Arthur W. // BioScience; Jul/Aug92, Vol. 42 Issue 7, p490Examines the goal of NASA's Controlled Ecological Life Support System (CELSS ) program (NASA Life Sciences Strategic Study Planning Committee 1988). NASA bases its CELSS program on plants' ability to furnish food, oxygen, and pure water from human wastes. National space policy and the role of...
- Gas exchange in NASA's biomass production chamber.
Corey, Kenneth A.; Wheeler, Raymond M.; al, et // BioScience; Jul/Aug92, Vol. 42 Issue 7, p503Focuses on the unique capabilities of the NASA biomass production chamber for monitoring and evaluating gas exchange rates, with special emphasis on results with wheat and soybean, two candidate species identified by NASA for Controlled Ecological Life Support System (CELSS). Definition of the...
- Control of plant productivity by regulation of photorespiration.
Zelitch, Israel // BioScience; Jul/Aug92, Vol. 42 Issue 7, p510Demonstrates the regulation of photorespiration that has been accomplished with beneficial effects on net photosynthesis; Photorespiration/net photosynthesis ratio; Photorespiration stoichiometry and catalase; Regulation of photorespiration; Selection for oxygen-resistant photosynthesis;...
- Design of a controlled ecological life support system.
Schwartzkopf, Steven H. // BioScience; Jul/Aug92, Vol. 42 Issue 7, p526Outlines issues involved in designing a life support system for this new era of exploration. Description of a conceptual design for a controlled ecological life support system (CELSS) developed for a lunar base; The need to recycle; The available system; Insituresource utilization; Conclusions;...
- Biological `pink slips.'
Schwartzkopf, Steven H. // BioScience; Jul/Aug92, Vol. 42 Issue 7, p575Reports that when plant leaves reach maturity, their photosynthetic factories shut down and proteins that do the work get `pink slips,' says molecular biologist Autar Mattoo, head of USDA's Plant Molecular Biology Laboratory. The outcome of oxygen atom-production as plants age; The crosslinking...
- Air-pollution research.
Schwartzkopf, Steven H. // Futurist; Jan/Feb92, Vol. 26 Issue 1, p5Discusses the use of an optical-fiber device to measure the rate of photosynthesis. How it will be used to study the effects of air pollution on plants; Research conducted to-date at Britain's National Power company.
- Inertia and resilience in the response of the aquatic bryophyte Fontinalis antipyretica Hedw. to thermal stress
Diaz, S.; Lopez, J.; Carballeira, A.; Vazquez, M. D. // Archives of Environmental Contamination & Toxicology; May1998, Vol. 34 Issue 4, p343The physiological responses of the aquatic bryophyte Fontinalis antipyretica Hedw. to high temperatures, ranging from 16 deg. C (control)to 34 deg. C, were investigated experimentally. Plant samples were maintained at the temperature under study for up to 25 days with regular determination of...
- Chlorophyll fluorescence as an indicator of frost hardiness in whitespruce seedlings from different latitudes
Fielder, P.; Binder, W. D. // New Forests; May1996, Vol. 11 Issue 3, p233No abstract available.
- Study of diffusion of oxygen between atmosphere and surface water inthe Hooghly estuary
Sen, S.; Ghosh, S. K.; Jana, T. K.; Manna, P. S. // Tropical Ecology; Winter1992, Vol. 33 Issue 2, p186No abstract available.
- Effects of simulated acid rain on the growth, nutrition, foliar pigments and photosynthetic rates of sugar maple and white spruce seedlings
Dixon, M. J.; Kuja, A. L. // Water, Air & Soil Pollution; Aug1995, Vol. 83 Issue 3/4, p219No abstract available.
- Abscisic acid-induced elevation of guard cell cytosolic Ca2+ precedes stomatal closure.
McAinsh, M.R.; Brownlee, C. // Nature; 1/11/1990, Vol. 343 Issue 6254, p186Reports that abscisic acid induces a rapid increase in guard cell cytosolic free Ca2+ in `Commelina communis' L., and that this increase precedes stomatal closure. Methods; Results; Discussion.
- Bringing photosynthesis to the bench.
Maddox, John // Nature; 5/27/1993, Vol. 363 Issue 6427, p297Discusses a series of experiments with genetically engineered chromatrophores from purple bacteria which suggest an unexpected coupling between molecular vibrations and the electron transfer at the heart of photosythesis. The problem tackled by Jean-Louis Martin and his colleagues at the INSERM...
- Three-dimensional structure of plant light-harvesting complex determined by electron...
Kuhlbrandt, W.; Wang, D.N. // Nature; 3/14/1991, Vol. 350 Issue 6314, p130Discusses the determination of the structure of the light-harvesting chlorophyll a/b-protein complex. Polypeptide structure; Arrangement of chlorophylls; The trimer; Energy transfer.
- Turn Over a New Leaf.
Janes, Patricia // Scholastic SuperScience; Sep2001, Vol. 13 Issue 1, p12Focuses on the functions of cells in a leaf. Discussion of the process called photosynthesis; Function of chlorophyll inside a leaf; Evaluation of the food-making process of the plants.
- Sneaky Slugs.
Janes, Patricia // Weekly Reader News - Senior; 2/26/2010, Vol. 88 Issue 18, p2The article states that green ice slugs, aside from looking like leaves, also undergo photosynthesis that enable them to depend on sun for food.
- Effect of salinity on leaf ionic content and photosynthesis of Taxodium distichum L.
DeLaune, R. D.; Pezeshki, S. R.; Patrick, Jr., W. H. // American Midland Naturalist; Jan1988, Vol. 119 Issue 1, p185No abstract available.
- Why Are There No Lobsters on Land or Bats at Sea?
Vermeij, Geerat J. // Natural History; Feb2002, Vol. 111 Issue 1, p60Focuses on the contrast between the land and sea-based animals. Description of photosynthesis at sea; Nature of the evolutionary relationship between living organisms; Distribution of major groups of animals.
- MAKING FOOD.
Dalgleish, Sharon // Plant Kingdom; 2003, p6The process of making food in plants is called photosynthesis. The word photos means 'daylight' in Greek. The green pigment in plants called chlorophyll traps the energy of sun. Many trees grow quickly in rain forests because there is plenty of sunlight and rain.
- Seasonal patterns of photosynthesis and respiration of red spruce saplings from two elevations in declining southern Appalachian stands
McLaughlin, S. B.; Edwards, N. T.; Roy, W. K.; Andersen, C. P.; Layton, P. A. // Canadian Journal of Forest Research; May1990, Vol. 20 Issue 5, p485No abstract available.
- Photosynthesis, water relations, and growth of two hybrid Populus genotypes during a severe drought
Liu, Zhijun; Pregitzer, Kurt S. Pregitzer; Dickmann, Donald I.; Nguyen, Phu V. // Canadian Journal of Forest Research; Aug1992, Vol. 22 Issue 8, p1094No abstract available.
- Dependence of Laccaria bicolor basidiome development on current photosynthesis of Pinus strobus seedlings
Godbout, C.; Lamhamedi, M. S.; Fortin, J. A. // Canadian Journal of Forest Research; Sep1994, Vol. 24 Issue 9, p1797No abstract available.
- The effect of humidity on photosynthesis and water relations of white spruce seedlings during the early establishment phase
Zwiazek, J. J.; Lieffers, V. J.; Marsden, B. J. // Canadian Journal of Forest Research; Jun1996, Vol. 26 Issue 6, p1015No abstract available.
- Photosynthetic Characteristics of Nine Species of Marine Macroalgae on the East Coast of Scotland...
Skene, K.R.; Raven, J.A. // Botanical Journal of Scotland; 1998, Vol. 50 Issue 1, p55Examines the photosynthetic characteristics of nine species of marine macroalgae on the east coast of Scotland in relation to the intertidal zone in which they occur. Material and collection sites; Fluorescence measurements; Beach survey of fluorescence characteristics; Respiration and net...
- Greener way to solar power.
Balzani, Vincenzo // New Scientist; 11/12/94, Vol. 144 Issue 1951, p30Reports that chemists are learning to mimic the first vital step in photosynthesis to harvest solar energy as plants do. Building of dendrimers; Link of coordination bonds; Incorporation of information into the dendrimer.
- Molecular photonic wire mimics photosynthesis.
Balzani, Vincenzo // Laser Focus World; Dec94, Vol. 30 Issue 12, p13Reports on the development of a molecular photonic wire that mimics photosynthesis. Features of the wire.
- Effects of ozone on birch (Betula pendula Roth.) clones
Holopainen, T.; Paakkonen, E.; Karenlampi, L. // Water, Air & Soil Pollution; Dec1995, Vol. 85 Issue 3, p1331No abstract available.
- Ozone effects on aleppo pine seedlings (Pinus halepensis Mill.) grown in open-top chambers
Alonso, R.; Elvira, S.; Inclan, R.; Gimeno, B. S.; Bermejo, V.; Castillo, F. J. // Water, Air & Soil Pollution; Dec1995, Vol. 85 Issue 3, p1387No abstract available.
- NANOTECHNOLOGY AND ARTIFICIAL PHOTOSYNTHESIS: GO SMART, MIMIC NATURE.
Braach-Maksvytis, Vijoleta // Energy & Environment; 2001, Vol. 12 Issue 4, p1Focuses on the development of nanotechnology and artificial photosynthesis. Use of artificial photosynthesis to clean carbon dioxide waste; Applications of nano smart systems; Benefits of nanotechnology.
- Chlorophylls galore.
Kuhlbrandt, Werner // Nature; 6/21/2001, Vol. 411 Issue 6840, p896Reports that a high-resolution crystal structure of photosystem I, part of the machinery that performs photosynthesis, reveals how an extensive array of chlorophylls uses solar energy to transport electrons. Prerequisite for understanding how a protein works; Two different but related forms of...
- SCIENCE: Form flows from function.
Dourado, Anna // Garden; Nov2003, Vol. 128 Issue 11, p842One reason why leaves are so variable is because they have evolved in response to the conflicting constraints of trying to maximise photosynthesis, while at the same time minimising water loss. In some plants, chlorophyll is not the dominant pigment and other colours prevail. The internal...
- Antigravity Plumbing.
Wright, Karen // Discover; Sep2002, Vol. 23 Issue 9, p20Focuses on the extraordinary plumbing of trees. Process of the carrying of water to the tops of the trees; Importance of water to trees; Secretion of the water by the process of photosynthesis which transforms to carbon dioxide; Pull mechanism of water.
- The role of phytoplankton in the dissolved oxygen budget of a stratified estuary
Marsh, G.; Soulsby, P. G.; Lowthion, D.; Mollowney, M. // Water Science & Technology; 1985, Vol. 17 Issue 4/5, p745No abstract available.
- Ancient Photosynthetic Eukaryote Biofilms in an Atacama Desert Coastal Cave.
Az�a-Bustos, A.; Gonz�lez-Silva, C.; Mancilla, R.; Salas, L.; Palma, R.; Wynne, J.; McKay, C.; Vicu�a, R. // Microbial Ecology; Oct2009, Vol. 58 Issue 3, p497A correction to the article "Ancient Photosynthetic Eukaryote Biofilms in an Atacama Desert Coastal Cave," by A. Az�a-Bustos and colleagues, published online on May 7, 2009 is presented.
- Sneaky Slugs.
Az�a-Bustos, A.; Gonz�lez-Silva, C.; Mancilla, R.; Salas, L.; Palma, R.; Wynne, J.; McKay, C.; Vicu�a, R. // Current Events; 2/22/2010, Vol. 109 Issue 17, p6The article offers information on the discovery that green sea slug could carry out photosynthesis by eating alge, according to scientist Sidney K. Pierce.
- Supramolecular Assemblies in Photosynthesis.
Wrachtrup, J.; Tietz, C.; Jelezko, F.; Gerken, U.; Schuler, S.; G�tze, B.; Volkmer, A. // AIP Conference Proceedings; 2002, Vol. 633 Issue 1, p470The photosynthetic apparatus contains a wealth of supramolecular assemblies that are optimized for charge and energy transfer. Various techniques have been applied to investigate these functions that rely on the electronic interaction among pigment molecules. In this contribution we will present...
- Fall Into Autumn.
Wrachtrup, J.; Tietz, C.; Jelezko, F.; Gerken, U.; Schuler, S.; G�tze, B.; Volkmer, A. // Scholastic News -- Edition 3 (Teacher's Edition); 10/8/2001, Vol. 58 Issue 6, p2Discusses the process of photosynthesis and the effect of lack of sunlight during winter on plants.
- Accumulation of aldrin and dieldrin by blue-green algae and related effects on photosynthetic pigments
Wildman, R. B.; Schauberger, C. W. // Bulletin of Environmental Contamination & Toxicology; May1977, Vol. 17 Issue 5, p534No abstract available.
- A lowdown on oxygen.
Hayes, John M. // Nature; 5/9/2002, Vol. 417 Issue 6885, p127Focuses on the historical aspect of oxygen-producing photosynthesis. Characteristics of cyanobacteria; Presence of hydrogen sulphide in deep ocean waters; Implication of marine geochemistry for biological productivity.
- Bacteriophytochrome controls photosystem synthesis in anoxygenic bacteria.
Giraud, Eric; Fardoux, Jo�; Fourrier, Nicolas; Hannibal, Laure; Genty, Bernard; Bouyer, Pierre; Dreyfus, Bernard; Vem�glio, Andr� // Nature; 5/9/2002, Vol. 417 Issue 6885, p202Investigates the role of bacteriophytochrome in regulating photosystem synthesis in anoxygenic bacteria. Utilization of light sensors in plant growth and development; Mechanism of phytochrome regulatory activity; Identification of bacteriophytochrome inBradyrhizobium strain.
- Darwin's plants give up their `blue' secrets.
Miller, Susan Katz // New Scientist; 11/20/93, Vol. 140 Issue 1900, p17Reports on a study identifying the blue light photoreceptor molecule in plants. Studies made by Margaret Ahmad and Anthony Cashmore; Use of molecular genetics; Possibility of the flavoproteins as the blue photoreceptor.
