Computer Simulation 3 Conservation of Natural Resources 3 Dinamica EGO model 3 Ecosystem 3 Generates Roads and Fields for reproducing Fragmentation effects model 3 Human Activities 3 Humans 3 Models, Theoretical 3 Qrule model 3 Regression Analysis 3 Simmap model 3 Software 3 Spatial Analysis 3 arable land article 3 comparative study 3 controlled study 3 ecological phenomena and functions 3 environmental aspects and related phenomena 3 forest management 3 habitat 3 habitat cover 3 habitat fragmentation 3 habitat loss 3 land use 3 maximum field disconnection 3 maximum field size 3 nonbiological model 3 number of road 3 principal component analysis 3