Objective
To study the transformations of carbon and nitrogen through the atmosphere-plant-soil-groundwater system. This includes experiments using 15N as marker.
To quantify the abilities of species of different trophic levels (plants, fungi, soil animals, microbes) to use and to store different forms of C and N, and to investigate the efficiency of these assimilation processes and their contribution to open and closed biogeochemical cycles (ecosystems function and biodiversity).
To integrate and to model ecosystem fluxes of carbon and nitrogen, and to make predictions on the effect of atmospheric deposition, of climate and land-use changes on biogeochemical cycles in forests.
The project considers also aspects of land-use changes (coniferous vs. deciduous forest & comparisons with
grassland) along a transect form Northern Sweden to Central Italy and from the Ore Mountains to the Vogues.
The CANIF project anticipates
-in general: Comparison of deciduous (Fagus) and coniferous (Picea, Pinus) forests including old
fertiliser trials, natural resource gradients, and controlled conditions (root windows, laboratory).
-in trees: Above and belowground growth, C and N metabolism and allocation, organic and inorganic
N-uptake (natural dl5N-values & 15N-labelling. Identifying C/N imbalanees (stareh & amino acids).
Role of ground cover in C and N fluxes.
-in mycorrhizae: Biodiversity of Picea- and Faqus -ectomycorrhizae, species specific C/N interaction
with roots, N assimilation and transport of organic and inorganic N by mycorrhizal species.
-in soil fauna: Assessment of functional groups, soil animal contribution to decomposition, interaction
with soil microorganisms.
-in soil microorganisms: Ammonification, nitrification and denitrification, gross and net mineralisation,
bacterial biomass. Transplant studies to test if changes in fluxes are related to presence of specific
microorganisms. Competitive use by microorganisms of organic C for organic acid or nitrate
production.
-in soil and subsoil: Ammonia adsorption and nitrate throughflow, dissolved organic C and N fluxes.
Interactions between S and N fluxes.
-integrative measurements: 15N partitioning and nitrate efflux (180), soil respiration (13C),
decomposition (14C), and rooting depth (D).
-by modelling: Generalisation and integration of experimental data by modelling C and N fluxes in
forests based on data from CANIF sites.
-EC project interactions: CANIF will supply data and sites for other EEC projects: EUROFLUX (eddy
flux of C09 and H20 in forest canopies), DEPO (dry deposition of N and other pollutions), BIODEPTH
(Ecosystem function of biodiversity), and ENVIRONMENT (modelling plant succession). The
modelling project in CANIF should make the interface to larger scale modelling activities.
CANIF follows an ecosystem perspective. It will substantiate understanding of mutual feedbacks and functional
switches in fluxes of C and N, and investigate specifie effects of biodiversity. CANIF has selected partners
according to expertise for studying specific key processes. CANIF requires that each participant will work on
all study sites in order to meet the objectives of this project.
Fields of science (EuroSciVoc)
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.
- natural sciences chemical sciences organic chemistry organic acids
- natural sciences biological sciences microbiology mycology
- natural sciences earth and related environmental sciences environmental sciences pollution
- natural sciences biological sciences ecology ecosystems
- natural sciences chemical sciences organic chemistry amines
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Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.
Coordinator
95440 Bayreuth
Germany
The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.