primary productivity

Listing 1 - 10 from 59 for primary productivity

A conceptual model for primary productivity, decomposition and nitrogen cycling in the Chihuahuan creosotebush desert
... 1986 Heron Publishing—Victoria, Canada [ PDF ] [ Return to Contents ] A conceptual model for primary productivity, decomposition and nitrogen cycling in the Chihuahuan creosotebush desert Daryl L. Moorhead (1, ... Diego, CA 92182, USA / Summary The conceptual framework for a simulation model of primary productivity, decomposition and nitrogen cycling in a shrub-dominated desert ecosystem in southern ...
heronpublishing.com

Tree Physiology, Volume 2, 1986: Contents
... A. Virginia Tree Physiology 2:215–222 [ Summary ] [ Full Text ] A conceptual model for primary productivity, decomposition and nitrogen cycling in the Chihuahuan creosotebush desert Daryl L. Moorhead, James F ... Physiology 2:373–385 [ Summary ] [ Full Text ] Carbon × nutrient interactions—the limitations to productivity H. G. Miller Tree Physiology 2:387–388 [ Summary ] [ Full Text ] Report on ...
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temp
... trees. The impact of this loss on habitat diversity and on long-term forest productivity must be determined because management need sound information on which to base resource management ... Maser, Tarrant, Trappe and Franklin, 1988). 167. The forest's character changes with succession. Net primary productivity is greater in young forests than in old ones. Old forests conserve essential elements, ...
home.ccil.org

Taxodium distichum (L
... Publishing Division, Baton Rouge, LA. 139 p. Brown, Sandra. 1981. A comparison of the structure, primary productivity, and transpiration of cypress ecosystems in Florida. Ecological Monographs 51(4):403-427. Brunswig, ... University, Baton Rouge. 148 p. Conner, William H., and John W. Day, Jr. 1976. Productivity and composition of a baldcypress-water tupelo site and a bottomland hardwood site in ...
www.na.fs.fed.us

Tsuga mertensiana (Bong
... is added to the soil surface (91). Two-thirds to three-quarters of the net primary productivity (NPP) is allocated below ground, according to the available data on three stands 130 to ... J., Linda B. Brubaker, and Charles C. Grier. 1989. Long-term trends in forest net primary productivity: Cascade Mountains, Washington. Ecology 70(2):405-410. Grier, Charles C. 1988. Foliage loss due ...
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C4 plants: Effects of climate and CO2 on evolutionary fitness
... pathway, but on a global scale they annually account for 18% of plant growth (net primary production). Yet this tremendous worldwide significance has been reached in a short stretch of geological ... of C4 plants in today's world is mathematically modelled by on the basis of primary productivity (Map - Ian Woodward and Mark Lomas). C4 grasslands (orange) have evolved in the tropics and ...
www.palaeobiology.org.uk

newsletter 32 #1c on phycology on algae, seaweeds, phytoplankton
... 24 June to July 19 1996. Gene Stoermer, University of Michigan will be the primary instructor, Matt Julius will assist, and Charlie Reimer, Academy of Natural Sciences Philadelphia, will ... experiments will be employed to explore the biotic and abiotic factors influencing community structure and primary productivity. The interactions of algae with human ecology will be discussed. It will be taught ...
www.psaalgae.org

CSIRO PUBLISHING - Functional Plant Biology
... Contents pp. I-ii PDF (75 KB) A critical overview of model estimates of net primary productivity for the Australian continent Stephen H. Roxburgh, Damian J. Barrett, Sandra L. Berry, John O ...
www.publish.csiro.au

Arthur Johnson
... availability on net primary productivity of forests at Whiteface Mt., NY; We are testing two hypotheses regarding controls on stand-level productivity: (1) that annual net primary productivity (ANPP) is N ... the trunks of trees will allow interpretation of stand composition, structure, dynamics and productivity. Our initial observations suggest that these forests, dominated by Metasequoia, were dense ...
www.sas.upenn.edu

www.seaweed.ie
... nutrients to the surface they are responsible for the very high primary productivity in these areas. Dead diatoms accumulating under such high-productivity areas form diatom oozes. Geological deposits derived from such oozes ... (as an abrasive) and in deodorants and decolouring agents. It is estimated that the total primary production on earth is about 1.4 x 1014 kg of which 20-25% is ...
www.seaweed.ie

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