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Volumn 112, Issue 3, 2006, Pages 565-572

Using a proxy of plant productivity (NDVI) to find key periods for animal performance: The case of roe deer

Author keywords

[No Author keywords available]

Indexed keywords

BODY MASS; NDVI; PRIMARY PRODUCTION; REPRODUCTIVE SUCCESS; UNGULATE;

EID: 33645111207     PISSN: 00301299     EISSN: 16000706     Source Type: Journal    
DOI: 10.1111/j.0030-1299.2006.14447.x     Document Type: Article
Times cited : (144)

References (61)
  • 2
    • 0033892646 scopus 로고    scopus 로고
    • Factors affecting maternal care in an income breeder, the European Roe deer
    • Andersen R. Gaillard J. M. Linnell J. D. C. et al 2000 Factors affecting maternal care in an income breeder, the European Roe deer J. Anim. Ecol. 69 672 682
    • (2000) J. Anim. Ecol. , vol.69 , pp. 672-682
    • Andersen, R.1    Gaillard, J.M.2    Linnell, J.D.C.3    Al, E.4
  • 3
    • 0038356401 scopus 로고    scopus 로고
    • Global synthesis of leaf area index observations: Implications for ecological and remote sensing studies
    • Asner G. P. Scurlock J. M. O. Hicke J. A. 2003 Global synthesis of leaf area index observations: implications for ecological and remote sensing studies Glob. Ecol. Biogeo. 12 191 205
    • (2003) Glob. Ecol. Biogeo. , vol.12 , pp. 191-205
    • Asner, G.P.1    Scurlock, J.M.O.2    Hicke, J.A.3
  • 4
    • 0001371584 scopus 로고
    • Estimating absorbed photosynthetic radiation and leaf area index from spectral reflectance in wheat
    • Asrar G. Fuchs M. Kanemasu E. T. et al 1984 Estimating absorbed photosynthetic radiation and leaf area index from spectral reflectance in wheat Agr. J. 76 300 306
    • (1984) Agr. J. , vol.76 , pp. 300-306
    • Asrar, G.1    Fuchs, M.2    Kanemasu, E.T.3    Al, E.4
  • 5
    • 0000141006 scopus 로고
    • Amphibian breeding and climate
    • Beebee T. J. C. 1995 Amphibian breeding and climate Nature 374 219 220
    • (1995) Nature , vol.374 , pp. 219-220
    • Beebee, T.J.C.1
  • 6
    • 0035442444 scopus 로고    scopus 로고
    • NDVI and a simple model of deciduous forest seasonal dynamics
    • Birky A. K. 2001 NDVI and a simple model of deciduous forest seasonal dynamics Ecol. Mod. 143 43 58
    • (2001) Ecol. Mod. , vol.143 , pp. 43-58
    • Birky, A.K.1
  • 7
    • 0038018598 scopus 로고    scopus 로고
    • Response of NDVI, biomass, and ecosystem gas exchange to long-term warming and fertilization in wet sedge tundra
    • Boelman N. Stieglitz M. Rueth H. et al 2003 Response of NDVI, biomass, and ecosystem gas exchange to long-term warming and fertilization in wet sedge tundra Oecologia 135 414 421
    • (2003) Oecologia , vol.135 , pp. 414-421
    • Boelman, N.1    Stieglitz, M.2    Rueth, H.3    Al, E.4
  • 8
    • 0030620201 scopus 로고    scopus 로고
    • Climate change and the Bathurst caribou herd in the Northwest territories, Canada
    • Brotton J. Wall G. 1997 Climate change and the Bathurst caribou herd in the Northwest territories, Canada Climate Change 35 35 52
    • (1997) Climate Change , vol.35 , pp. 35-52
    • Brotton, J.1    Wall, G.2
  • 11
    • 0002664827 scopus 로고    scopus 로고
    • Feeding strategies and the physiology of digestion in roe deer
    • Andersen R.*Duncan P.*Linnell J. D. C. Scandinavian Univ. Press
    • Duncan P. Tixier H. Hofman R. R. et al 1998 Feeding strategies and the physiology of digestion in roe deer Andersen R. Duncan P. Linnell J. D. C. The European roe deer: the biology of success Scandinavian Univ. Press 91 116
    • (1998) The European Roe Deer: The Biology of Success , pp. 91-116
    • Duncan, P.1    Tixier, H.2    Hofman, R.R.3    Al, E.4
  • 12
    • 0036698883 scopus 로고    scopus 로고
    • Long-term responses in artic ungulate dynamics to changes in climatic and trophic processes
    • Forchhammer M. C. Post E. Stenseth N. C. et al 2002 Long-term responses in artic ungulate dynamics to changes in climatic and trophic processes Popul. Ecol. 44 113 120
    • (2002) Popul. Ecol. , vol.44 , pp. 113-120
    • Forchhammer, M.C.1    Post, E.2    Stenseth, N.C.3    Al, E.4
  • 13
    • 0032215934 scopus 로고    scopus 로고
    • AVHRR temporal analysis of a savannah site in Brazil
    • Franca H. Setzer A. W. 1998 AVHRR temporal analysis of a savannah site in Brazil Int. J. Remote Sensing 19 3127 3140
    • (1998) Int. J. Remote Sensing , vol.19 , pp. 3127-3140
    • Franca, H.1    Setzer, A.W.2
  • 14
    • 0027101139 scopus 로고
    • Effects of age and body weight on the proportion of females breeding in a population of roe deer
    • Gaillard J. M. Sempéré A. J. Van Laere G. et al 1992 Effects of age and body weight on the proportion of females breeding in a population of roe deer Can. J. Zool. 70 1541 1545
    • (1992) Can. J. Zool. , vol.70 , pp. 1541-1545
    • Gaillard, J.M.1    Sempéré, A.J.2    Van Laere, G.3    Al, E.4
  • 15
    • 0027866206 scopus 로고
    • Roe deer survival patterns: A comparative analysis of contrasting populations
    • Gaillard J. M. Delorme D. Boutin J. M. et al 1993a Roe deer survival patterns: a comparative analysis of contrasting populations J. Anim. Ecol. 62 778 791
    • (1993) J. Anim. Ecol. , vol.62 , pp. 778-791
    • Gaillard, J.M.1    Delorme, D.2    Boutin, J.M.3    Al, E.4
  • 16
    • 0027871438 scopus 로고
    • Effects of cohort, sex, and birth date on body development of roe deer (Capreolus capreolus) fawns
    • Gaillard J. M. Delorme D. Jullien J.M. 1993b Effects of cohort, sex, and birth date on body development of roe deer (Capreolus capreolus) fawns Oecologia 94 57 61
    • (1993) Oecologia , vol.94 , pp. 57-61
    • Gaillard, J.M.1    Delorme, D.2    Jullien, J.M.3
  • 17
    • 0029668184 scopus 로고    scopus 로고
    • Body mass of roe deer fawns during winter in 2 contrasting populations
    • Gaillard J. M. Delorme D. Boutin J. M. et al 1996 Body mass of roe deer fawns during winter in 2 contrasting populations J. Wildlife Manage. 60 29 36
    • (1996) J. Wildlife Manage. , vol.60 , pp. 29-36
    • Gaillard, J.M.1    Delorme, D.2    Boutin, J.M.3    Al, E.4
  • 18
    • 0031449422 scopus 로고    scopus 로고
    • Early survival in roe deer: Causes and consequences of cohort variation in two contrasted populations
    • Gaillard J. M. Delorme D. Van Laere G. et al 1997 Early survival in roe deer: causes and consequences of cohort variation in two contrasted populations Oecologia 112 502 513
    • (1997) Oecologia , vol.112 , pp. 502-513
    • Gaillard, J.M.1    Delorme, D.2    Van Laere, G.3    Al, E.4
  • 19
    • 0034511187 scopus 로고    scopus 로고
    • Temporal variation in fitness components and population dynamics of large herbivores
    • Gaillard J. M. Festa Bianchet M. Yoccoz N. G. et al 2000 Temporal variation in fitness components and population dynamics of large herbivores Annu. Rev. Ecol. Syst. 31 367 393
    • (2000) Annu. Rev. Ecol. Syst. , vol.31 , pp. 367-393
    • Gaillard, J.M.1    Festa Bianchet, M.2    Yoccoz, N.G.3    Al, E.4
  • 20
    • 0242275405 scopus 로고    scopus 로고
    • Effects of hurricane Lothar on the population dynamics of European roe deer
    • Gaillard J. M. Duncan P. Delorme D. et al 2003 Effects of hurricane Lothar on the population dynamics of European roe deer J. Wildlife Manage. 67 767 773
    • (2003) J. Wildlife Manage. , vol.67 , pp. 767-773
    • Gaillard, J.M.1    Duncan, P.2    Delorme, D.3    Al, E.4
  • 21
    • 17144364321 scopus 로고    scopus 로고
    • The effects of a severe drought on mouflon lamb survival
    • Garel M. Loison A. Gaillard J. M. et al 2004 The effects of a severe drought on mouflon lamb survival Biol. Lett. 271 S471 S473
    • (2004) Biol. Lett. , vol.271
    • Garel, M.1    Loison, A.2    Gaillard, J.M.3    Al, E.4
  • 22
    • 0016356280 scopus 로고
    • Sexual dimorphism in mammals
    • Glucksmann A. 1974 Sexual dimorphism in mammals Biol. Rev. 49 423 475
    • (1974) Biol. Rev. , vol.49 , pp. 423-475
    • Glucksmann, A.1
  • 23
    • 0002383511 scopus 로고
    • Characterization of population condition
    • Fowler C. W.*Smith T. D. Wiley
    • Hanks J. 1981 Characterization of population condition Fowler C. W. Smith T. D. Dynamics of large mammal populations Wiley 47 73
    • (1981) Dynamics of Large Mammal Populations , pp. 47-73
    • Hanks, J.1
  • 24
    • 0029479274 scopus 로고
    • Decadal trends in the North Atlantic oscillation: Regional temperatures and precipitation
    • Hurrell J. W. 1995 Decadal trends in the North Atlantic oscillation: regional temperatures and precipitation Science 269 676 679
    • (1995) Science , vol.269 , pp. 676-679
    • Hurrell, J.W.1
  • 25
    • 0022173670 scopus 로고
    • Analysis of the phenology of global vegetation using meteorological satellite data
    • Justice C. O. Townshend J. R. G. Holben B. N. et al 1985 Analysis of the phenology of global vegetation using meteorological satellite data Int. J. Remote Sensing 6 1271 1318
    • (1985) Int. J. Remote Sensing , vol.6 , pp. 1271-1318
    • Justice, C.O.1    Townshend, J.R.G.2    Holben, B.N.3    Al, E.4
  • 26
    • 0030620567 scopus 로고    scopus 로고
    • Capital and income breeding as alternative tactics of resource use in reproduction
    • Jönsson K. I. 1997 Capital and income breeding as alternative tactics of resource use in reproduction Oikos 78 57 66
    • (1997) Oikos , vol.78 , pp. 57-66
    • Jönsson, K.I.1
  • 27
    • 0037500103 scopus 로고    scopus 로고
    • From space to species: Ecological applications for remote sensing
    • Kerr J. T. Ostrovsky M. 2003 From space to species: ecological applications for remote sensing Trends Ecol. Evol. 18 299 305
    • (2003) Trends Ecol. Evol. , vol.18 , pp. 299-305
    • Kerr, J.T.1    Ostrovsky, M.2
  • 28
    • 0000243461 scopus 로고
    • Ecology of deer range in Alaska
    • Klein D. R. 1965 Ecology of deer range in Alaska Ecol. Monogr. 35 259 284
    • (1965) Ecol. Monogr. , vol.35 , pp. 259-284
    • Klein, D.R.1
  • 29
    • 27644433475 scopus 로고    scopus 로고
    • Climate predictability and breeding phenology in red deer: Timing and synchrony of rutting and calving in Norway and France
    • Loe L. Bonenfant C. Mysterud A. et al 2005 Climate predictability and breeding phenology in red deer: timing and synchrony of rutting and calving in Norway and France J. Anim. Ecol. 74 579 588
    • (2005) J. Anim. Ecol. , vol.74 , pp. 579-588
    • Loe, L.1    Bonenfant, C.2    Mysterud, A.3    Al, E.4
  • 30
    • 0026014423 scopus 로고
    • Influence de la composition chimique des végétaux sur les choix alimentaires des chevreuils
    • Maizeret C. Bidet F. Boutin J. M. et al 1991 Influence de la composition chimique des végétaux sur les choix alimentaires des chevreuils Rev. Ecol. Terre Vie 46 39 52
    • (1991) Rev. Ecol. Terre Vie , vol.46 , pp. 39-52
    • Maizeret, C.1    Bidet, F.2    Boutin, J.M.3    Al, E.4
  • 31
    • 0028852982 scopus 로고
    • Characteristics of vegetation phenology over the Alaskan landscape using AVHRR time-series data
    • Markon C. J. Fleming M. D. Binnian E. F. 1995 Characteristics of vegetation phenology over the Alaskan landscape using AVHRR time-series data Pol. Rec. 31 179 190
    • (1995) Pol. Rec. , vol.31 , pp. 179-190
    • Markon, C.J.1    Fleming, M.D.2    Binnian, E.F.3
  • 33
    • 0030619096 scopus 로고    scopus 로고
    • Increased plant growth in the northern high latitudes from 1981 to 1991
    • Myneni R. B. Keeling C. D. Tucker C. J. et al 1997 Increased plant growth in the northern high latitudes from 1981 to 1991 Nature 386 698 702
    • (1997) Nature , vol.386 , pp. 698-702
    • Myneni, R.B.1    Keeling, C.D.2    Tucker, C.J.3    Al, E.4
  • 34
    • 0035214310 scopus 로고    scopus 로고
    • Plant phenology, migration and geographic variation in body weight of a large herbivore: The effect of a variable topography
    • Mysterud A. Langvatn R. Yoccoz N. G. et al 2001a Plant phenology, migration and geographic variation in body weight of a large herbivore: the effect of a variable topography J. Anim. Ecol. 70 915 923
    • (2001) J. Anim. Ecol. , vol.70 , pp. 915-923
    • Mysterud, A.1    Langvatn, R.2    Yoccoz, N.G.3    Al, E.4
  • 35
    • 0035953612 scopus 로고    scopus 로고
    • Nonlinear effects of large-scale climatic variability on wild and domestic herbivores
    • Mysterud A. Stenseth N. C. Yoccoz N. G. et al 2001b Nonlinear effects of large-scale climatic variability on wild and domestic herbivores Nature 410 1096 1099
    • (2001) Nature , vol.410 , pp. 1096-1099
    • Mysterud, A.1    Stenseth, N.C.2    Yoccoz, N.G.3    Al, E.4
  • 36
    • 0030616852 scopus 로고    scopus 로고
    • ANPP estimates from NDVI for the central grassland region of the United States
    • Paruelo J. M. Epstein H. E. Lauenroth W. K. et al 1997 ANPP estimates from NDVI for the central grassland region of the United States Ecology 78 953 958
    • (1997) Ecology , vol.78 , pp. 953-958
    • Paruelo, J.M.1    Epstein, H.E.2    Lauenroth, W.K.3    Al, E.4
  • 37
    • 41049089022 scopus 로고    scopus 로고
    • Variations in adult body mass in roe deer: The effects of population density at birth and of habitat quality
    • Pettorelli N. Gaillard J. M. Duncan P. et al 2002 Variations in adult body mass in roe deer: the effects of population density at birth and of habitat quality Proc. R. Soc. B 269 747 754
    • (2002) Proc. R. Soc. B , vol.269 , pp. 747-754
    • Pettorelli, N.1    Gaillard, J.M.2    Duncan, P.3    Al, E.4
  • 38
    • 1342330870 scopus 로고    scopus 로고
    • Age and density modify the effects of habitat quality on survival and movements of roe deer
    • Pettorelli N. Gaillard J. M. Duncan P. et al 2003a Age and density modify the effects of habitat quality on survival and movements of roe deer Ecology 84 3307 3316
    • (2003) Ecology , vol.84 , pp. 3307-3316
    • Pettorelli, N.1    Gaillard, J.M.2    Duncan, P.3    Al, E.4
  • 39
    • 0242403245 scopus 로고    scopus 로고
    • The distribution of preferred plant species in spring determines spatial variation in the body mass of roe deer fawns in winter
    • Pettorelli N. Dray S. Gaillard J. M. et al 2003b The distribution of preferred plant species in spring determines spatial variation in the body mass of roe deer fawns in winter Oecologia 137 363 369
    • (2003) Oecologia , vol.137 , pp. 363-369
    • Pettorelli, N.1    Dray, S.2    Gaillard, J.M.3    Al, E.4
  • 40
    • 23944462814 scopus 로고    scopus 로고
    • The relative role of winter and spring conditions: Linking climate and landscape-scale plant phenology to alpine reindeer body mass
    • Pettorelli N. Weladji R. Holand Ø. et al 2005a The relative role of winter and spring conditions: linking climate and landscape-scale plant phenology to alpine reindeer body mass Biol. Lett. 1 24 26
    • (2005) Biol. Lett. , vol.1 , pp. 24-26
    • Pettorelli, N.1    Weladji, R.2    Holand Ø3    Al, E.4
  • 41
    • 23944523791 scopus 로고    scopus 로고
    • Using the satellite-derived normalized difference vegetation index (NDVI) to assess ecological effects of environmental change
    • Pettorelli N. Vik J. O. Mysterud A. et al 2005b Using the satellite-derived normalized difference vegetation index (NDVI) to assess ecological effects of environmental change Trends Ecol. Evol. 20 503 510
    • (2005) Trends Ecol. Evol. , vol.20 , pp. 503-510
    • Pettorelli, N.1    Vik, J.O.2    Mysterud, A.3    Al, E.4
  • 42
    • 33645117978 scopus 로고    scopus 로고
    • The response of fawn survival to changes in habitat quality varies according to cohort quality and spatial scale
    • Pettorelli N. Gaillard J. M. Yoccoz N. G. et al 2005c The response of fawn survival to changes in habitat quality varies according to cohort quality and spatial scale J. Anim. Ecol. 74 972 981
    • (2005) J. Anim. Ecol. , vol.74 , pp. 972-981
    • Pettorelli, N.1    Gaillard, J.M.2    Yoccoz, N.G.3    Al, E.4
  • 44
    • 0031830116 scopus 로고    scopus 로고
    • Large-scale climatic fluctuation and population dynamics of moose and white-tailed deer
    • Post E. Stenseth N. C. 1998 Large-scale climatic fluctuation and population dynamics of moose and white-tailed deer J. Anim. Ecol. 67 537 543
    • (1998) J. Anim. Ecol. , vol.67 , pp. 537-543
    • Post, E.1    Stenseth, N.C.2
  • 45
    • 0031899225 scopus 로고    scopus 로고
    • Developing simple, operational, consistent NDVI-vegetation models by applying environmental and climatic information: Part I. Assessment of net primary productivity
    • Rasmussen M. S. 1998 Developing simple, operational, consistent NDVI-vegetation models by applying environmental and climatic information: Part I. Assessment of net primary productivity Int. J. Remote Sensing 19 97 139
    • (1998) Int. J. Remote Sensing , vol.19 , pp. 97-139
    • Rasmussen, M.S.1
  • 46
    • 0442286208 scopus 로고    scopus 로고
    • Calving time and foetus growth among wild reindeer in Norway
    • Reimers E. 2002 Calving time and foetus growth among wild reindeer in Norway Rangifer 22 61 66
    • (2002) Rangifer , vol.22 , pp. 61-66
    • Reimers, E.1
  • 47
    • 0031765244 scopus 로고    scopus 로고
    • Fractal modelling of the remotely sensed two-dimensional net primary production pattern with annual cumulative AVHRR NDVI data
    • Ricotta C. Avena G. C. 1998 Fractal modelling of the remotely sensed two-dimensional net primary production pattern with annual cumulative AVHRR NDVI data Int. J. Remote Sensing 19 2413 2418
    • (1998) Int. J. Remote Sensing , vol.19 , pp. 2413-2418
    • Ricotta, C.1    Avena, G.C.2
  • 48
    • 0001834921 scopus 로고
    • Estimating primary productivity by combining remote sensing with ecosystem simulation
    • Hobbs R. J.*Mooney H. A. Springer-Verlag
    • Running S. W. 1990 Estimating primary productivity by combining remote sensing with ecosystem simulation Hobbs R. J. Mooney H. A. Remote sensing of biosphere functioning Springer-Verlag 65 86
    • (1990) Remote Sensing of Biosphere Functioning , pp. 65-86
    • Running, S.W.1
  • 49
    • 0031113780 scopus 로고    scopus 로고
    • Environmental stochasticity and population dynamics of large herbivores: A search for mechanism
    • Sæther B. E. 1997 Environmental stochasticity and population dynamics of large herbivores: a search for mechanism Trends Ecol. Evol. 12 143 149
    • (1997) Trends Ecol. Evol. , vol.12 , pp. 143-149
    • Sæther, B.E.1
  • 50
    • 0027503796 scopus 로고
    • Ecological correlates of individual variation in age at maturity in female moose: The effects of environmental variability
    • Sæther B.-E. Heim M. 1993 Ecological correlates of individual variation in age at maturity in female moose: the effects of environmental variability J. Anim. Ecol. 62 482 489
    • (1993) J. Anim. Ecol. , vol.62 , pp. 482-489
    • Sæther, B.-E.1    Heim, M.2
  • 51
    • 0022209460 scopus 로고
    • Canopy reflectance, photosynthesis and transpiration
    • Sellers P. J. 1985 Canopy reflectance, photosynthesis and transpiration Int. J. Remote Sensing 6 1335 1372
    • (1985) Int. J. Remote Sensing , vol.6 , pp. 1335-1372
    • Sellers, P.J.1
  • 52
    • 0000618896 scopus 로고
    • Annual and geographical variation in the time of breeding of the great tit Parus major and the pied flycatcher Ficedula hypoleuca in relation to environmental phenology and spring temperature
    • Slagsvold T. 1976 Annual and geographical variation in the time of breeding of the great tit Parus major and the pied flycatcher Ficedula hypoleuca in relation to environmental phenology and spring temperature Ornis Scand. 7 127 145
    • (1976) Ornis Scand. , vol.7 , pp. 127-145
    • Slagsvold, T.1
  • 54
    • 0034784002 scopus 로고    scopus 로고
    • Effects of density-dependence and climate on the dynamics of a Svalbard reindeer population
    • Solberg E. J. Jordhøy P. Strand O. et al 2001 Effects of density-dependence and climate on the dynamics of a Svalbard reindeer population Ecography 24 441 451
    • (2001) Ecography , vol.24 , pp. 441-451
    • Solberg, E.J.1    Jordhøy, P.2    Strand, O.3    Al, E.4
  • 55
  • 56
    • 0001008408 scopus 로고
    • Reliability of the Petersen method tested on a roe deer population
    • Strandgaard H. 1967 Reliability of the Petersen method tested on a roe deer population J. Wildlife Manage. 31 643 651
    • (1967) J. Wildlife Manage. , vol.31 , pp. 643-651
    • Strandgaard, H.1
  • 58
    • 0037187586 scopus 로고    scopus 로고
    • Ecological responses to recent climate change
    • Walther G. R. Post E. Convey P. et al 2002 Ecological responses to recent climate change Nature 416 389 395
    • (2002) Nature , vol.416 , pp. 389-395
    • Walther, G.R.1    Post, E.2    Convey, P.3    Al, E.4
  • 59
    • 0002356538 scopus 로고    scopus 로고
    • Comparative response of Rangifer tarandus and other northern ungulates to climatic variability
    • Weladji R. Klein D. R. Holand Ø. et al 2002 Comparative response of Rangifer tarandus and other northern ungulates to climatic variability Rangifer 22 33 50
    • (2002) Rangifer , vol.22 , pp. 33-50
    • Weladji, R.1    Klein, D.R.2    Holand Ø3    Al, E.4
  • 60
    • 0037245332 scopus 로고    scopus 로고
    • Temporal patterns of juvenile body weight variability in sympatric reindeer and sheep
    • Weladji R. Steinheim G. Holand Ø. et al 2003 Temporal patterns of juvenile body weight variability in sympatric reindeer and sheep Ann. Zool. Fenn. 40 17 26
    • (2003) Ann. Zool. Fenn. , vol.40 , pp. 17-26
    • Weladji, R.1    Steinheim, G.2    Holand Ø3    Al, E.4
  • 61
    • 2642567829 scopus 로고    scopus 로고
    • The effects of hurricane Lothar on habitat use of roe deer
    • Widmer O. Said S. Miroir J. et al 2004 The effects of hurricane Lothar on habitat use of roe deer For. Ecol. Manage. 195 237 242
    • (2004) For. Ecol. Manage. , vol.195 , pp. 237-242
    • Widmer, O.1    Said, S.2    Miroir, J.3    Al, E.4


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