inscription
PORTAIL D'INFORMATION GÉOGRAPHIQUE

Résultats de la recherche (6 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
  • Forest age, wood and nutrient dynamics in headwater streams of the Hubbard Brook Experimental Forest, NH
  • Dam ; Ecosystem ; Forest ; Geochemistry ; Nitrate ; Nutrient ; Phosphate ; Riparian vegetation ; Stream ; United States of America ; Watershed
  • Forest (HBEF). Nutrient enrichment releases in summer 1998 were used to measure the uptake velocities of phosphate, nitrate and ammonium for 5 streams within HBEF. The AA. attribute the positive relationship between phosphate uptake velocity and forest
  • Contribution of dead wood to the carbon flux in forested streams
  • The AA. evaluated the contribution of dead wood to the total carbon flux in 2 headwaters forested streams in northern Spain, one running under mature deciduous forest, the other under eucalyptus plantations. Breakdown rates were measured from
  • Geomorphic and riparian forest influences on characteristics of large wood and large-wood jams in old-growth and second-growth forests in Northern Michigan, USA
  • Biogeography ; Channel geometry ; Ecosystem ; Forest ; Michigan ; Multivariate analysis ; Regression analysis ; Riparian vegetation ; Stream ; United States of America ; Vegetation dynamics
  • sites within a low-order meandering stream in the New Forest.
  • Ecosystem ; Forest ; Methodology ; Model ; New Zealand ; North Island ; Numerical model ; Riparian vegetation ; Simulation ; Stream
  • forests and pine plantations in 5 contrasting New Zealand regions, using 3 CPOM analogues, namely 30 cm dowels, soaked ginkgo leaves and waterproof paper triangles. These differed significantly in geometric mean retention distance. A comparison