Carbon sequestration increase in the Emilian Apennines forests
The objective of the project is to increase the stock of C in beech forests, among the most widespread forest ecosystems in Italy and in Europe, in the various sectors in which C is preserved: plant biomass, necromass and organic matter in soils.
To increase the stock of C, selective thinning designed to increase secondary growth will be carried
out. Sparse plants will be left in the woods, standing or on the ground, to increase the stock of C in
deadwood and soil. In these treatments, the decomposition of dead wood and soil will be studied.
Wood stacking techniques and addition of chestnut (tannin donor) will be tested to reduce
decomposition rates. The soil will be enriched with biochar to increase the stock of C. The effect of
biochar on the germination and survival of young beech and oak plants will be tested.
The first concrete result will be to increase the stock of C in beech plants by stimulating secondary
growth through selective thinning. The second result will be to increase the stock of C in the deadwood by releasing plants in the forest. The third result will be to increase carbon stock in soils by the addition of biochar. The effect of biochar on soil decomposition rates, germination and growth of young beech and turkey oak plants will also be estimated to assess any undesirable effects of biochar in forests. Other results will be 1) the identification of the optimal shape of the woodpiles to be made during the harvesting operations to decrease the rate of decomposition of the branches and 2) the evaluation of the effect of the chestnut as a donor of tannins that will make the beech wood more recalcitrant to the decomposition. The results of this project can be transferred to all the Apennine beech forests and, with appropriate checks, to other forest types.
End users will experiment techniques to manage the forest in a sustainable way to ensure the future of ecosystems on which they depend in environmental and economic terms.
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INCONTRO FINALE DEL PROGETTO IN.S.C.AP.E.
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