Search Results - "Buffoni, G"

Effects of prey over–undercrowding in predator–prey systems with prey-dependent trophic functions by Buffoni, G., Groppi, M., Soresina, C.

“…The local dynamics of a two-trophic chain in the presence of both overcrowding and undercrowding effects on prey growth is investigated. The starting point is…”
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A lumped parameter model for acarine predator–prey population interactions by Buffoni, G, Gilioli, G

“…We hereby describe a modelling strategy, based on the implementation of composite models for the numerical simulation of the predator–prey local dynamics. We…”
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Effects of food conditions on the development of the population of Temora stylifera: A modeling approach by Mazzocchi, M.G., Buffoni, G., Carotenuto, Y., Pasquali, S., Ribera d'Alcalà, M.

“…We integrated field and laboratory data with modeling to determine the extent to which the temporal patterns in population abundance of a copepod species as…”
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Modelling of predator-prey trophic interactions. Part I: two trophic levels by Buffoni, G, Cassinari, M P, Groppi, M, Serluca, M

“…A class of lumped parameter models to describe the local dynamics in a controlled environment of a two-trophic chain is considered. The class is characterized…”
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Oxygen Dynamics in a Highly Trophic Aquatic Environment. The Case of Orbetello Coastal Lagoon by Buffoni, G., Cappelletti, A.

“…This paper describes the oxygen dynamics in the Orbetello coastal lagoon (central Italy), a highly trophic environment monitored by ENEA during 1993–94. The…”
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The local dynamics of a tri-trophic system by Buffoni, G., Di Cola, G., Garaventa, L.

“…A lumped parameter model to describe the local dynamics of a tri-trophic chain (resource, herbivore, carnivore) is presented. The time evolution of the system…”
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Size structured populations: Dispersion effects due to stochastic variability of the individual growth rate by Buffoni, G, Cappelletti, A

“…Let z = z( a), a = chronological age, be a biometric descriptor of the individuals of a population, such as weight, a characteristic length, …, of the…”
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Decomposition of a planar vector field into irrotational and rotational components by Aimi, A., Buffoni, G., Groppi, M.

“…A formulation of the boundary value problem in a finite domain for the scalar potential and the stream function is given: the basic decomposition equation is…”
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Dynamics of predator–prey models with a strong Allee effect on the prey and predator-dependent trophic functions by Buffoni, G., Groppi, M., Soresina, C.

“…The complex dynamics of a two-trophic chain are investigated. The chain is described by a general predator–prey system, in which the prey growth rate and the…”
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Estimation of residence times in semi-enclosed basins with steady flows by Bellucci, A, Buffoni, G, Griffa, A, Zambianchi, E

“…The dispersion processes in semi-enclosed basins with stationary flows have been studied by means of an Eulerian advection–diffusion model. Special interest…”
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Modelling of dispersion processes in a tide-forced flow by BUFFONI, G, GRIFFA, A, ZAMBIANCHI, E

“…Dispersion processes in semi-enclosed basins where the flow is mainly forced by the tidal motion are studied by means of an advection-diffusion model. A…”
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On the accumulation-dispersion processes of the tracer 137Cs in the Italian seas by Buffoni, G., Cappelletti, A.

“…This paper addresses the study of accumulation-dispersion processes, in the Italian Seas, of radionuclides due to fall-out on to the surface of the sea. Two…”
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ADVECTION-DIFFUSION PROCESSES AND RESIDENCE TIMES IN SEMIENCLOSED MARINE BASINS by BUFFONI, G., CAPPELLETTI, A., CUPINI, E.

“…This paper addresses the problem of estimating the residence times in a marine basin of a passive constituent released in the sea. The dispersion process is…”
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Human health improvement in Sub-Saharan Africa through integrated management of arthropod transmitted diseases and natural resources by Baumgärtner, J, Bieri, M, Buffoni, G, Gilioli, G, Gopalan, H, Greiling, J, Tikubet, G, Van Schayk, I

“…A concept of an ecosystem approach to human health improvement in Sub-Saharan Africa is presented here. Three factors mainly affect the physical condition of…”
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Dispersion processes and residence times in a semi-enclosed basin with recirculating gyres: An application to the Tyrrhenian Sea by Buffoni, Giuseppe, Falco, Pierpaolo, Griffa, Annalisa, Zambianchi, Enrico

“…In this paper we investigate the dispersion of a tracer in a semi‐enclosed basin characterized by a steady flow with recirculations. In particular, we focus on…”
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On the accumulation-dispersion processes of the tracer super(137)Cs in the Italian seas by Buffoni, G, Cappelletti, A

“…This paper addresses the study of accumulation-dispersion processes, in the Italian Seas, of radionuclides due to fall-out on to the surface of the sea. Two…”
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Erratum to “Estimation of residence times in semi-enclosed basins with steady flows” [Dyn. Atmos. Oceans 33 (3) (2001) 201–208] by Bellucci, A., Buffoni, G., Griffa, A., Zambianchi, E.

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Splitting methods for solving singular linear systems of a special class by G. BUFFONI, I. GALLIGANI

“…This paper is concerned with the solution of singular linear systems of a special class which arise in discretizing a linear elliptic equation of the…”
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Nonnegative and Skew-Symmetric Perturbations of a Matrix with Positive Inverse by Buffoni, Giuseppe

“…Let $A$ be a nonsingular matrix with positive inverse and $B$ a nonnegative matrix. Let the inverse of $A + vB$ be positive for $0 \leq v < v^\ast < +\infty$…”
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Stability of numerical procedures for a linear barotropic vorticity equation by Buffoni, G., Griffa, A.

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