@article{fdi:010075723, title = {{H}i-s{AF}e : a 3{D} agroforestry model for integrating dynamic tree-crop interactions}, author = {{D}upraz, {C}. and {W}olz, {K}. {J}. and {L}ecomte, {I}. and {T}albot, {G}. and {V}incent, {G}r{\'e}goire and {M}ulia, {R}. and {B}ussiere, {F}. and {O}zier-{L}afontaine, {H}. and {A}ndrianarisoa, {S}. and {J}ackson, {N}. and {L}awson, {G}. and {D}ones, {N}. and {S}inoquet, {H}. and {L}usiana, {B}. and {H}arja, {D}. and {D}omenicano, {S}. and {R}eyes, {F}. and {G}osme, {M}. and {V}an {N}oordwijk, {M}.}, editor = {}, language = {{ENG}}, abstract = {{A}groforestry, the intentional integration of trees with crops and/or livestock, can lead to multiple economic and ecological benefits compared to trees and crops/livestock grown separately. {F}ield experimentation has been the primary approach to understanding the tree-crop interactions inherent in agroforestry. {H}owever, the number of field experiments has been limited by slow tree maturation and difficulty in obtaining consistent funding. {M}odels have the potential to overcome these hurdles and rapidly advance understanding of agroforestry systems. {H}i-s{AF}e is a mechanistic, biophysical model designed to explore the interactions within agroforestry systems that mix trees with crops. {T}he model couples the pre-existing {STICS} crop model to a new tree model that includes several plasticity mechanisms responsive to tree-tree and tree-crop competition for light, water, and nitrogen. {M}onoculture crop and tree systems can also be simulated, enabling calculation of the land equivalent ratio. {T}he model's 3{D} and spatially explicit form is key for accurately representing many competition and facilitation processes. {H}i-s{AF}e is a novel tool for exploring agroforestry designs (e.g., tree spacing, crop type, tree row orientation), management strategies (e.g., thinning, branch pruning, root pruning, fertilization, irrigation), and responses to environmental variation (e.g., latitude, climate change, soil depth, soil structure and fertility, fluctuating water table). {B}y improving our understanding of the complex interactions within agroforestry systems, {H}i-s{AF}e can ultimately facilitate adoption of agroforestry as a sustainable land-use practice.}, keywords = {alley cropping ; silvoarable ; windbreak ; hedgerow ; forestry ; competition ; facilitation ; land equivalent ratio ; long-term simulation ; plasticity}, booktitle = {}, journal = {{S}ustainability}, volume = {11}, numero = {8}, pages = {art. 2293 [25 p.]}, ISSN = {2071-1050}, year = {2019}, DOI = {10.3390/su11082293}, URL = {https://www.documentation.ird.fr/hor/fdi:010075723}, }