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022 _a21510032
024 8 _ahttps://doi.org/10.13031/trans.14586
040 _aMX-TxCIM
041 _aeng
100 1 _aBerton Ferreira, T.
_8001712776
_gFormerly Integrated Development Program
_gFormerly Sustainable Agrifood Systems
_919053
245 1 _aCoupling a Pest and Disease Damage Module with CSM-NWheat:
_bA Wheat Crop Simulation Model
260 _bAmerican Society of Agricultural and Biological Engineers,
_c2021.
_aUSA :
500 _aPeer review
500 _aOpen Access
520 _aWheat is one of the most important global staple crops and is affected by numerous pests and diseases. Depending on their intensity, pests and diseases can cause significant economic losses and even crop failures. Pest models can assist decision-making, thus helping reduce crop losses. Most wheat simulation models account for abiotic stresses such as drought and nutrients, but they do not account for biotic stresses caused by pests and diseases. Therefore, the objective of this study was to couple a dynamic pest and disease damage module to the DSSAT model CSM-NWheat. Coupling points were integrated into the CSM-NWheat model for applying daily damage to all plant components, including leaves, stems, roots, and grains, the entire plant, and to the assimilate supply. The coupled model was tested by simulating a wheat crop with virtual damage levels applied at each coupling point. Measured foliar damage caused by tan spot (Pyrenophora tritici-repentis) was also simulated. The modified model accurately estimated the reduction in leaf area growth and the yield loss when compared with observed data. With the incorporation of the pest module, CSM-NWheat can now predict the potential impact of pests and diseases on wheat growth and development, and ultimately economic yield.
546 _aText in English
650 7 _aCrops
_2AGROVOC
_91069
650 7 _aDecision making
_2AGROVOC
_98770
650 7 _aLosses
_2AGROVOC
_913540
650 7 _aPlants
_2AGROVOC
_94199
650 7 _aBiotic stress
_2AGROVOC
_97593
650 7 _aDecision support
_2AGROVOC
_916361
650 7 _aDiseases
_2AGROVOC
_95952
650 7 _aEconomic losses
_2AGROVOC
_917225
650 7 _aYield losses
_2AGROVOC
_96242
650 7 _aDecision support systems
_2AGROVOC
_93096
700 1 _aPavan, W.O.
_98187
700 1 _aCunha Fernandes, J.M.
_8001713392
_gSustainable Agrifood Systems
_914316
700 1 _aAsseng, S.
_91568
700 1 _aAntunes de Oliveira, F.
_926690
700 1 _aHölbig, C.A.
_926691
700 1 _8001710201
_aPequeno, D.N.L.
_gSocioeconomics Program
_gSustainable Agrifood Systems
_96381
700 1 _aDalmago, G.A.
_926692
700 1 _aLazaretti Zanatta, A.
_926693
700 1 _aHoogenboom, G.
_94150
773 0 _tTransactions of the ASABE
_gv. 64, no. 6, p. 2061-2071
_dUSA : American Society of Agricultural and Biological Engineers, 2021.
_x21510032
856 _yOpen Access through DSpace
_uhttps://hdl.handle.net/10883/22007
942 _cJA
_n0
_2ddc
999 _c65068
_d65060