[-----------------------], Sugar maple: characteristics, ecology and management., 1995, xviii + 394 pp.; refs. at end of each chapter., 1995

Abrams, M. D. and Scott, M. L., Disturbance mediated accelerated succession in two Michigan forest types., For-Sci. Bethesda, Md. : Society of American Foresters. Mar 1989. v. 35 (1) p. 42-49. ill., 1989

Abrams-Marc-D {2a}2, Ruffner-Charles-M, and Demeo-Thomas-E, Dendroecology and species co-existence in an old-growth Quercus-Acer-Tilia talus slope forest in the central Appalachians, USA., Forest-Ecology-and-Management. July 2, 1998; 106 (1) 9-18., 1998

Archambault, L., Morissette, J., and Bernier-Cardou, M., Forest succession following a forest fire in a mixed forest of Bas Saint Laurent, Quebec. Succession forestiere apres feu dans la sapiniere a bouleau jaune du Bas-Saint- Laurent, Quebec., For-chron. Ottawa : Canadian Institute of Forestry. Nov/Dec 1997. v. 73 (6) p. 702-710., 1997

Ashby-WC, Kolar-CA, Hendricks-TR, and Phares-RE, Effects of shaking and shading on growth of three hardwood species., Forest-Science. 1979, 25: 2, 212-216; 12 ref., 1979

Bachtell-KR, Acer X freemanii - a source for new shade tree selections., Combined-Proceedings -International-Plant-Propagators'-Society. 1988, publ. 1989, 1988

Barnes-WJ and Dibble-E, The effects of beaver in riverbank forest succession., Canadian-Journal-of-Botany. 1988, 66: 1, 40-44; 22 ref., 1988

Bellefleur, P. and LaRocque, G., Comparison of the growth of woody species in an open and closd forest environment Sugar maple, Acer saccharum, yellow birch, Betula alleghaniensis, beech, Fagus grandifolia, diameter and height increments. Comparaison de la croissance d'especes ligneuses en milieu ouvert et sous couvert forestier. Comparaison de la croissance d'especes ligneuses en milieu ouvert et sous couvert forestier., Can-J-For-Res-J-Can-Rech-For. Ottawa : National Research Council of Canada. June 1983. v. 13 (3) p. 508-513., 1983

Bellefleur-P and LaRocque-G, Competition for solar radiation at the start of secondary succession in a maple stand with yellow birch and beech., Canadian-Journal-of-Forest-Research. 1983, 13: 3, 514-521; 56 ref., 1983

Bellefleur, P. and Petillon, Y., Experiments on interspecies competition by selective elimination of forest species Sugar maple, Acer saccharum, yellow birch, Betula alleghaniensis, beech, Fagus grandifolia. Experimentation sur la competition interspecifique par elimination selective d'especes forestieres. Experimentation sur la competition interspecifique par elimination selective d'especes forestieres., Can-J-For-Res-J-Can-Rech-For. Ottawa : National Research Council of Canada. June 1983. v. 13 (3) p. 522-532., 1983

BELLEFLEUR-P and VILLENEUVE-M, Modification of early successional growth rates of forest species under 3 experimental competition regimes., ANNALES DES SCIENCES FORESTIERES (PARIS) 41(4): 427-438, 1984

Bernadzki, E., Bolibok, L., Brzeziecki, B., Zajaczkowski, J., and Zybura, H., Compositional dynamics of natural forests in the Bialowieza National Park, northeastern Poland., J-veg-sci. Uppsala, Sweden : Opulus Press. Apr 1998. v. 9 (2) p. 229-238., 1998

Bilodeau Janie., Écologie des érablières à sucre, Acer saccharum Marsh., à leur limite nord de distribution au Saguenay-Lac-Saint-Jean [microforme]., Canadian theses = Thèses canadiennes,

Bray, JR, Gap phase replacement in a Maple/Basswood forest., 1956, Ecology 1956 37 (3), (598-600). 5 refs., 1956

Breemen, N.-van., Finzi, A. C., and Canham, C. D., Canopy tree soil interactions within temperate forest: effects of soil elemental composition and texture on species distributions., Can-j-for-res. Ottawa, National Research Council of Canada. July 1997. v. 27 (7) p. 1110-1116., 1997

Brewer, R and Merritt, P-G, Wind throw and tree replacement in a climax beech-maple [Fagus grandifolia, Acer saccharum] forest, Oikos, 1978, 30 (1): 149-152. Ref., 1978

CANHAM-C-D, Growth and canopy architecture of shade-tolerant trees: Response to canopy gaps., ECOLOGY 69(3): 786-795, 1988

Canham-CD, Suppression and release during canopy recruitment in Fagus grandifolia., Bulletin-of-the-Torrey-Botanical-Club. 1990, 117: 1, 1-7; 16 ref., 1990

Cloutier, A., Microdistribution of vegetation at the base of Acer saccharum trunks in a maple forest of southern Quebec. Microdistribution des especes vegetales au pied des troncs d'Acer saccharum dans une erabliere du sud du Quebec. Microdistribution des especes vegetales au pied des troncs d'Acer saccharum dans une erabliere du sud du Quebec., Can-J-Bot-J-Can-Bot. Ottawa, Ont. : National Research Council of Canada. Feb 1985. v. 63 (2) p. 274-276., 1985

Coffman, M-S, The use of indicator species to classify climax sugar maple and eastern hemlock [Acer saccharum, Tsuga canadensis, association] forests in upper Michigan, For-Ecol-Manage, Sept 1977, 6 (3): 149-168. Ref., 1977

Colletti, J. P., Schultz, R. C., Mize, C. W., Hall, R. B., and Twarok, C. J., An Iowa demonstration of agroforestry: short rotation woody crops., For-Chron. Ottawa : Canadian Institute of Forestry. June 1991. v. 67 (3) p. 258- 262., 1991

Dahir, S. E. and Lorimer, C. G., Variation in canopy gap formation among developmental stages of northern hardwood stands., Can-j-for-res. Ottawa, National Research Council of Canada. Oct 1996. v. 26 (10) p. 1875-1892., 1996

Dahir SE and Lorimer CG., VARIATION IN CANOPY GAP FORMATION AMONG DEVELOPMENTAL STAGES OF NORTHERN HARDWOOD STANDS., Canadian Journal of Forest Research-Journal Canadien de la Recherche Forestiere 1996 Oct;26(10):1875-1892,

Dambach, CA, A ten-year ecological study of adjoining grazed and ungrazed woodlands in northeastern Ohio., 1944, Ecol. Monogr. 14 1944 (255-70). [Ohio State Univ.]., 1944

DeGraaf-RM, Effects of even-aged management on forest birds at northern hardwood stand interfaces., Forest-Ecology-and-Management. 1992, 47: 1-4, 95-110; 21 ref., 1992

Dix, RL, Sugar Maple in forest succession at Washington D.C., 1957, Ecology 1957 38 (4), (663-5). 10 refs., 1957

Dodge-Sheridan-L {2a}2, Successional trends in a mixed oak forest on High Mountain, New Jersey., Journal-of-the-Torrey-Botanical-Society. Oct.-Dec., 1997; 124 (4) 312-317., 1997

Doyon, F., Bouchard, A., and Gagnon, D., Tree productivity and successional status in quebec northern hardwoods , Ecoscience 1998;5(2):222-231,

Drinkwater, MH, The tolerant hardwood forests of northern Nova Scotia., 1957, Tech. Note For. Br. Can. 1957. No. 57, pp. 25. 13 refs., 1957

Duhamel, Andrée., La diversié‚ écologique du Québec : le pays forestier., 51, no 10, mars 1985, p 14-19,

Dunn-CP, Jackson-MT, and Pope-PE, Phytosociological and ordination analyses of the tree stratum of the beech-maple forest type., Central Hardwood Forest Conference II. Proceedings of a meeting held at Purdue University at West Lafayette, Indiana 47907, November 14-16, 1978. 2-21; 42 ref.,

Ellsworth-D-S and Reich-P-B, Canopy structure and vertical patterns of photosynthesis and related leaf traits in a deciduous forest., Oecologia (Heidelberg) 96(2): 169-178, 1993

Ellsworth DS and Reich PB., CANOPY STRUCTURE AND VERTICAL PATTERNS OF PHOTOSYNTHESIS AND RELATED LEAF TRAITS IN A DECIDUOUS FOREST., Oecologia 1993 Nov;96(2):169-178,

Erdmann-GG and Peterson-RM Jr., Estimating site index in even-aged northern hardwood stands., Research-Paper,-North-Central-Forest-Experiment-Station,-USDA-Forest-Service. 1982, No. NC-285, 4 pp.; 2 ref., 1982

Filip-SM, Impact of beech bark disease on uneven-age management of a northern hardwood forest (1952 to 1976)., Vermont University Extension, Maple Research, Forest-Service-General-Technical-Report,-USDA. 1978, No. NE-45, 7 pp.; 2 fig., 5 tab.; 21 ref., 1978

Forcier-LK, Reproductive strategies and the co-occurrence of climax tree species., Science,-New-York. 1975, 189: 4205, 808-810; ORS; 17 ref., 1975

Fore-SA, Hickey-RJ, Vankat-JL, Guttman-SI, and Schaefer-RL, Genetic structure after forest fragmentation: a landscape ecology perspective on Acer saccharum., Canadian-Journal-of-Botany. 1992, 70: 8, 1659-1668; 60 ref., 1992

FORTIN-M-J, DRAPEAU-P, and LEGENDRE-P, Spatial autocorrelation and sampling design in plant ecology., VEGETATIO 83(1-2): 209-222, 1989

Fortin-MJ, Drapeau-P, and Jacquez-GM, Quantification of the spatial co-occurrences of ecological boundaries., Oikos. 1996, 77: 1, 51-60; 18 ref., 1996

Foster-NW and Nicolson-JA, Trace elements in the hydrologic cycle of a tolerant hardwood forest ecosystem., Water,-Air,-and-Soil-Pollution. 1986, 31: 1-2, 501-508; 2 fig., 3 tab.; 17 ref., 1986

Fowler-HG and Parrish-MD, Urban shade trees and carpenter ants., Journal-of-Arboriculture. 1982, 8: 11, 281-284; 13 ref., 1982

Franc, Alain., Autécologie des feuillus précieux : frêne commun, merisier, érable sycomore, érable plane., Études, Gestion des territoires,

Frelich, L. E. and Graumlich, L. J., Age class distribution and spatial patterns in an old growth hemlock hardwood forest., Can-j-for-res. Ottawa, National Research Council of Canada. Sept 1994. v. 24 (9) p. 1939-1947., 1994

Frelich, L. E. and Martin, G. L., Effects of crown expansion into gaps on evaluation of disturbance intensity in northern hardwood forests., For-Sci. Bethesda, Md. : Society of American Foresters. June 1988. v. 34 (2) p. 530-536. ill., 1988

GAUTHIER-S and GAGNON-D, Vegetation of the foothills of the Laurentians (Canada): An analysis of ecological gradients and successional stages of the communities., CANADIAN JOURNAL OF BOTANY 68(2): 391-401, 1990

Gerardin, V and Grandtner, MM, An ecological study of the Maple stands of the Ile d'Orleans [near Quebec]., 1966, Abstr. in Ann. ACFAS 1966/1967 (1967) 34, (31). []., 1966

Gordon-AM, Williams-PA, and Kaushik-NK, Advances in agroforestry: crops, livestock and fish have it made in the shade., Highlights-of-Agricultural-and-Food-Research-in-Ontario. 1992, 15: 3, 2-7., 1992

GOULET-F and BELLEFLEUR-P, Leaf morphology plasticity in response to light environment in deciduous tree species and its implication on forest succession., CANADIAN JOURNAL OF FOREST RESEARCH 16(6): 1192-1195, 1986

Grandtner, MM, The forest of Beausejour, Comte de Levis, Quebec; a plant-sociological study., 1960, Contr. Fonds Rech. For. Univ. Laval No. 7, 1960. pp. 62 + 7 tbls., 1 map. 26 refs., 1960

Greenidge-KNH, Occurrence and distribution of Sugar Maple in Cape Breton Island., Forestry-Chronicle. 1972, 48: 5, 246-248; 8 ref., 1972

Grenier-Y, Blais-L, and Lavoie-E, Minimum sampling area or number of points necessary to establish the structure of an uneven-aged stand., Canadian-Journal-of-Forest-Research. 1991, 21: 11, 1632-1638; 16 ref., 1991

Grenier, Y. and Sablon, M.-du, Comparison of the prisms of different basal area factors to establish the diameter structure of an uneven aged maple stand. Comparaison entre des prismes de differents facteurs de surface terriere pour etablir la structure des diametres d'un peuplement inequienne., For-Chron. Ottawa : Canadian Institute of Forestry. Apr 1993. v. 69 (2) p. 193- 197., 1993

Grondin-AE and Johansen-JR, Seasonal succession in a soil algal community associated with a beech-maple forest in northeastern Ohio, USA., Nova-Hedwigia. 1995, 60: 1, 1-12; 70 ref., 1995

HANSEN-G-D and NYLAND-R-D, Effects of diameter distribution on the growth of simulated uneven-aged sugar maple stands., CANADIAN JOURNAL OF FOREST RESEARCH 17(1): 1-8, 1987

Heitzman-E and Nyland-R-D, Influences of pin cherry (Prunus pensylvanica L. f.) on growth and development of young even-aged northern hardwoods., Forest Ecology and Management 67(1-3): 39-48, 1994

Heitzman E and Nyland RD., INFLUENCES OF PIN CHERRY (PRUNUS-PENSYLVANICA LF) ON GROWTH AND DEVELOPMENT OF YOUNG EVEN-AGED NORTHERN HARDWOODS., Forest Ecology & Management 1994 Aug;67(1-3):39-48,

Hilbert-D-W and Messier-C, Physical simulation of trees to study the effects of forest light environment, branch type and branch spacing on light interception and transmission., Functional Ecology 10(6): 777-783, 1996

Hix, D. M. and Lorimer, C. G., Growth competition relationships in young hardwood stands on two contrasting sites in southwestern Wisconsin., For-Sci. Bethesda, Md. : Society of American Foresters. Dec 1990. v. 36 (4) p. 1032-1049., 1990

Hix, D. M. and Pearcy, J. N., Forest ecosystems of Marietta unit, Wayne National Forest, southeastern Ohio: multifactor classification and analysis., Can-j-for-res. Ottawa, National Research Council of Canada. July 1997. v. 27 (7) p. 1117-1131., 1997

Hodson, AC, An ecological study of the forest tent caterpillar Malacosoma disstria Hbn., in northern Minnesota., 1941, Tech. Bull. Minn. agric. Exp. Sta. 1941 No. 148, pp. 55., 1941

Host, G. E. and Pregitzer, K. S., Geomorphic influences on ground flora and overstory composition in upland forests of northwestern lower Michigan., Can-J-For-Res-Rev-Can-Rech-For. Ottawa, Ont. : National Research Council of Canada. Oct 1992. v. 22 (10) p. 1547-1555., 1992

Host-GE and Pregitzer-KS, Ecological species groups for upland forest ecosystems of northwestern Lower Michigan., Forest-Ecology-and-Management. 1991, 43: 1-2, 87-102; 35 ref., 1991

Host-GE, Pregitzer-KS, Ramm-CW, Hart-JB, and Cleland-DT, Landform-mediated differences in successional pathways among upland forest ecosystems in northwestern Lower Michigan., Forest-Science. 1987, 33: 2, 445-457; 28 ref., 1987

Host-GE, Pregitzer-KS, Ramm-CW, Lusch-DP, and Cleland-DT, Variation in overstory biomass among glacial landforms and ecological land units in northwestern Lower Michigan., Canadian-Journal-of-Forest-Research. 1988, 18: 6, 659-668; 42 ref., 1988

Hough, AF and Forbes, RD, The ecology and silvics of forests in the high plateaus of Pennsylvania., 1943, Ecol. Monogr. 13 1943 (299-320). [Allegheny Forest Exp. Sta.]., 1943

Jean-R, The sugar maple stands of L'Islet county [Quebec]. A phyto-ecological study., Etudes-Ecologiques,-Laboratoire-d'Ecologie-Forestiere,-Universite-Laval. 1982, No. 7, x + 185 pp.; 1 pl., 1 fold-out fig., 1 map in pocket; 7 pp. of ref., 1982

Jean, Rosaire., Les érablières sucrières du comté de L'Islet : étude phyto-écologique., Études écologiques, 0702-4509 ; 7,

Klein, HG, Ecological relationships of Peromyscus leucopus noveboracensis and P. maniculatus gracilis in Central New York [State]., 1960, Ecol. Monogr. 30 (4), 1960 (387-407). 52 refs., 1960

Kloeppel, B. D. and Abrams, M. D., Ecophysiological attributes of the native Acer saccharum and the exotic Acer platanoides in urban oak forests in Pennsylvania, USA., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. Nov 1995. v. 15 (11) p. 739- 746., 1995

Kobe, R. K., Pacala, S. W., Silander, J. A., and Canham, C. D., Juvenile tree survivorship as a component of shade tolerance , Ecological Applications 1995 May;5(2):517-532,

Krasny-ME and Whitmore-MC, Gradual and sudden forest canopy gaps in Allegheny northern hardwood forests., Canadian-Journal-of-Forest-Research. 1992, 22: 2, 139-143; 29 ref., 1992

Laufersweiler, JD, Changes with age in the proportion of the dominants in a Beech-Maple forest in central Ohio., 1955, Ohio J. Sci. 1955 55 (2), (73-80). 6 refs., 1955

LEAK-W-B, Secondary forest succession in New Hampshire, USA., FOREST ECOLOGY AND MANAGEMENT 43(1-2): 69-86, 1991

Leak-WB, Relation of tolerant species to habitat in the White Mountains of New Hampshire., Vermont University Extension, Maple Research, USDA-Forest-Service-Research-Paper,-Northeastern-Forest-Experiment-Station. 1978, No. NE-351, 10 pp.; 3 pl.; 12 ref., 1978

Leger-RG and Millette-GJF, Ecological distribution of earthworms (Oligochaeta: Lumbricidae) in the forest soils of the Morgan Arboretum, Quebec., Naturaliste-Canadien. 1979, 106: 3, 369-375; BLL; 37 ref., 1979

Lei-T-T and Lechowicz-M-J, Functional responses of Acer species to two simulated forest gap environments: Leaf-level properties and photosynthesis., Photosynthetica (Prague) 33(2): 277-289, 1997

LEI-T-T and LECHOWICZ-M-J, Shade adaptation and shade tolerance in saplings of three Acer species from eastern North America., OECOLOGIA (HEIDELBERG) 84(2): 224-228, 1990

Lei-Thomas-T {2a}2 and Lechowicz-Martin-J, Diverse responses of maple saplings to forest light regimens., Annals-of-Botany-London. July, 1998; 82 (1) 9-19., 1998

Liptzin, D. and Ashton, P. M. S., Early-successional dynamics of single-aged mixed hardwood stands in a southern new england forest, usa , Forest Ecology & Management 1999 Apr 12;116(1-3):141-150,

Lorimer, C. G. and Frelich, L. E., A structural alternative to chronosequence analysis for uneven aged northern hardwood forests., J-sustain-for. Binghamton, NY : Food Products Press, c1993-. 1998. v. 6 (3/4) p. 347-366., 1998

LORIMER-C-G, FRELICH-L-E, and NORDHEIM-E-V, Estimating gap origin probabilities for canopy trees., ECOLOGY 69(3): 778-785, 1988

Maherali, H., DeLucia, E. H., and Sipe, T. W., Hydraulic adjustment of maple saplings to canopy gap formation., Oecologia. Berlin : Springer-Verlag, 1968-. 1997. v. 112 (4) p. 472-480., 1997

Majcen-Z and Richard-Y, Selection felling in six ecological regions of Quebec. Five-year basal area increment., Memoire-de-Recherche-Forestiere,-Ministere-des-Ressources-Naturelles,-Quebec. 1995, No. 120, xiii + 22 pp.; 8 ref., 1995

Majcen-Z, Richard-Y, Menard-M, and Grenier-Y, Choosing stems to mark for selection felling in uneven aged maple stands. Technical guide., Memoire -Direction-de-la-Recherche-et-du-Developpement,-Ministere-de-l'Energie- et-des-Ressources-Forets,-Quebec. 1990, No. 96, xiv + 96 pp.; 21 ref., 1990

Marquis, D. A. and Gearhart, P., Cherry maple [Prunus serotina, Acer rubrum, Acer saccharum, Allegheny hardwood forests, ecology, regeneration, management, New York, Pennsylvania, Maryland, West Virginia]., Agric-Handb-U-S-Dep-Agric. Washington : The Department. Dec 1983. (445,rev.) p. 137-140., 1983

McGee-CE, Heavy mortality and succession in a virgin mixed mesophytic forest., Research-Paper,-Southern-Forest-Experiment-Station,-USDA-Forest-Service. 1984, No. SO-209, ii + 9 pp.; 2 pl.; 7 ref., 1984

MCLAUGHLIN, D. L., DENDROECOLOGICAL STUDY OF NINE TREE SPECIES EXPOSED TO, UNIVERSITY OF TORONTO (CANADA) (0779) Degree: MSCF,

Morrison-IK and Hogan-GD, Trace element distribution within the tree phytomass and forest floor of a tolerant hardwood stand, Algoma, Ontario., Water,-Air,-and-Soil-Pollution. 1986, 31: 1-2, 493-500; 4 tab.; 22 ref., 1986

Moser, J. W. Jr., Tubbs, C. H., and Jacobs, R. D., Evaluation of a growth projection system for uneven-aged northern hardwoods composed principally of sugar maple, Acer saccharum., J-For. Washington, Society of American Foresters July 1979. v. 77 (7) p. 421-423. ill., 1979

Moser-JW Jr., Tubbs-CH, and Jacks-RD, Evaluation of a growth projection system for uneven-aged northern hardwoods., Journal-of-Forestry. 1979, 77: 7, 421-423; 10 ref., 1979

Mou-P and Fahey-TJ, REGROW: a computer model simulating the early successional process of a disturbed northern hardwood ecosystem., Journal-of-Applied-Ecology. 1993, 30: 4, 676-688; 22 ref., 1993

Naidu, S. L. and DeLucia, E. H., Acclimation of shade developed leaves on saplings exposed to late season canopy gaps., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. June 1997. v. 17 (6) p. 367- 376., 1997

Naidu SL and Dilucia EH., ACCLIMATION OF SHADE-DEVELOPED LEAVES ON SAPLINGS EXPOSED TO LATE-SEASON CANOPY GAPS., Tree Physiology 1997 Jun;17(6):367-376,

Niinemets, U., Growth of young trees of Acer platanoides and Quercus robur along a gap understory continuum: interrelationships between allometry, biomass partitioning, nitrogen, and shade tolerance., Int-j-plant-sci. Chicago, IL : University of Chicago Press, c1992-. Mar 1998. v. 159 (2) p. 318-330., 1998

Ostfeld-RS, Cepeda-OM, Hazler-KR, and Miller-MC, Ecology of Lyme disease: habitat associations of ticks (Ixodes scapularis) in a rural landscape., Ecological-Applications. 1995, 5: 2, 353-361; 47 ref., 1995

Ouimet, Rock., Relation entre les facteurs écologiques et la minéralisation de l'érable à sucre (Acer saccharum Marsh) dans le sud-ouest du Québec., Rapport interne ; no 383,

Parshall, T., Canopy mortality and stand-scale change in a northern hemlock-hardwood forest , Canadian Journal of Forest Research-Journal Canadien de la Recherche Forestiere 1995 Sep;25(9):1466-1478,

Parshall-T, Canopy mortality and stand-scale change in a northern hemlock-hardwood forest., Canadian-Journal-of-Forest-Research. 1995, 25: 9, 1466-1478; 75 ref., 1995

Payette-S, Filion-L, and Delwaide-A, Disturbance regime of a cold temperate forest as deduced from tree-ring patterns: the Tantare Ecological Reserve, Quebec., Canadian-Journal-of-Forest-Research. 1990, 20: 8, 1228-1241; 45 ref., 1990

Ricard Jean Pierre., Abondance, croissance et allométrie du framboisier sauvage le long d'un gradient de lumière dans une érablière à bouleau jaune et hêtre à grandes feuilles [microforme]., Mémoires et thèses,

Richard-V, Majcen-Z, and Menard-M, Variations in height, diameter, age, increment and bark of sugar maple in twelve forest types in south-west Quebec., Memoire,-Service-de-la-Recherche-Forestiere,-Quebec. 1980, No. 62, xv + 72 pp.; 20 ref., 1980

Richard, Yvon., Variations de la hauteur, du diamètre, de l'âge, de l'accroissement et de l'écorce de l'érable à sucre dans douze groupements forestiers du sud-ouest québécois., Mémoire ; 62,

Runkle, J. R., Changes in southern appalachian canopy tree gaps sampled thrice , Ecology 1998 Jul;79(5):1768-1780,

Runkle, J. R., Changes in southern Appalachian canopy tree gaps sampled thrice., Ecology. Washington, D.C. : Ecological Society of America. July 1998. v. 79 (5) p. 1768-1780., 1998

Runkle, J. R., Development of woody vegetation in treefall gaps in a beech sugar maple forest [Fagus grandifolia, Acer saccharum]., Holarctic-Ecol. Copenhagen : Munksgaard. May 1984. v. 7 (2) p. 157-164., 1984

Schlesinger, WH, The vegetative composition of a Beech-Maple climax forest in the glaciated plateau of northeastern Ohio., 1971, Ohio J. Sci. 1971 71 (3), (174-80). [9 ref.]., 1971

Sibley, J. L., Ruter, J. M., and Eakes, D. J., Multiple location differences in growth of red maple "October Glory"., HortTechnology. Alexandria, VA : American Society for Horticultural Science, c1991-. July/Sept 1997. v. 7 (3) p. 258-260., 1997

Singer, M. T. and Lorimer, C. G., Crown release as a potential old growth restoration approach in northern hardwoods., Can-j-for-res. Ottawa, National Research Council of Canada. Aug 1997. v. 27 (8) p. 1222-1232., 1997

Sipe, T. W. and Bazzaz, F. A., Gap partitioning among maples (acer) in central new england - survival and growth , Ecology 1995 Jul;76(5):1587-1602,

Sipe-T-W and Bazzaz-F-A, Gap partitioning among maples (Acer) in central New England: Survival and growth., Ecology (Washington D C) 76(5): 1587-1602, 1995

Smith, D. W. and Tumey, P. R., Specific density and caloric value of the trunk wood of white birch, black cherry, and sugar maple and their relation to forest succession Canada, Betula papyrifera, Prunus serotina, Acer saccharum., Can-J-For-Res-J-Can-Rech-For. Ottawa, Can., National Research Council of Canada. June 1982. v. 12 (2) p. 186-190., 1982

Smith-DW and Tumey-PR, Specific density and caloric value of the trunk wood of white birch, black cherry and sugar maple, and their relation to forest succession., Canadian-Journal-of-Forest-Research. 1982, 12: 2, 186-190; 21 ref., 1982

Smith-ER and Riitters-KH, A comparison of forest canopy transmittance estimators., Canadian-Journal-of-Forest-Research. 1994, 24: 1, 188-192; 20 ref., 1994

Solomon-DS, Herman-DA, and Leak-WB, Fiber 3.0: an ecological growth model for northeastern forest types., Vermont University Extension, Maple Research, General-Technical-Report -Northeastern-Forest-Experiment-Station,-USDA-Forest- Service. 1995, No. NE-204, 24 pp.; 13 ref., 1995

Stayton, C-L, Marden, R-M, and Buchman, R-G, Exterior defect indicators and their associated interior defect in sugar maple. [Acer saccharum, forest appraisal], Forest-Prod-J, Feb 1970, 20 (2): 55-58., 1970

Strait-RA, Jackson-MT, and Abrell-DB, Comparison of groundlayer and shrublayer communities in full canopy and light gap areas of Hoot Woods, Owen County, Indiana., Proceedings-of-the-Indiana-Academy-of-Science. 1986, publ. 1987, 96: 421-427; 13 ref., 1986

Sumida, A. and Komiyama, A., Crown spread patterns for five deciduous broad leaved woody species: ecological significance of the retention patterns of larger branches., Ann-bot. London ; New York : Academic Press,. Dec 1997. v. 80 (6) p. 759-766., 1997

Svobodova-D, Flowering ecology of the North American silver maple (Acer saccharinum L.)., Lesnictvi. 1970, 16: 2, 165-172; 17 ref., 1970

Svobodova, D, Flowering ecology of the North-American silver maple (Acer saccharium L.), Lesnictvi, Feb 1970, 43 (2): 165-172., 1970

Svobodova, D, Flowering ecology of the North American silver maple (Acer saccharium L.). Kvetni ekologie severoamerickeho javoru stribrneho (Acer saccharinum L.), Lesnictvi, Feb 1970, 43 (2): 165-172., 1970

Thomas-JB, ENFOR Project P-21. Biomass inventory of tolerant hardwoods in Algoma, Ontario., 1981, iii + 85 pp.; Contractor's Final Report, DSS Contract 42SS.KL012-0-0008; 5 ref., 1981

Trimble, GR Jr., Form recovery by understory Sugar Maple under uneven-aged management., Vermont University Extension, Maple Research, 1968, U.S. For. Serv. Res. Note Ntheast. For. Exp. Sta. No. NE-89, 1968. pp. 8. [7 refs.]., 1968

Tritton-LM and Sendak-PE, Ecological aspects of forest management planning: a northern hardwood forest case study., Northern-Journal-of-Applied-Forestry. 1995, 12: 3, 121-126; 30 ref., 1995

Tucker-GF and Powell-JR, An improved canopy access technique., Northern-Journal-of-Applied-Forestry. 1991, 8: 1, 29-32; 8 ref., 1991

Ung, C. H. and Bertrand, F., Qualitative analysis of differential equations of a growth model for sugar maple. Analyse qualitative des equations differentielles d'un modele de croissance pour l'erabliere a sucre. Analyse qualitative des equations differentielles d'un modele de croissance pour l'erabliere a sucre., Can-J-For-Res-J-Can-Rech-For. Ottawa, Ont. : National Research Council of Canada. July 1987. v. 17 (7) p. 588-593., 1987

Ung-CH, Stem form of sugar maple and American beech in a young stand in relation to social position and tree age., Annales-des-Sciences-Forestieres. 1989, 46: 3, 261-271; 19 ref., 1989

Vankat, J-L, Blackwell, W-H Jr, and Hopkins, W-E, The dynamics of Hueston Woods and a review of the question of the successional status of the southern beech maple forest [Fagus grandifolia, Acer saccharum], Castanea, Dec 1975, 40 (4): 290-308., 1975

Vankat-JL, Blackwell-WH Jr., and Hopkins-WE, The dynamics of Hueston Woods and a review of the question of the successional status of the Southern Beech-Maple forest., Castanea. 1975, 40: 4, 290-308; 44 ref., 1975

VASILIAUSKAS, STANLEY ANTHONY, INTERPRETATION OF AGE-STRUCTURE GAPS IN HEMLOCK (TSUGA, QUEEN'S UNIVERSITY AT KINGSTON (CANADA) (0283),

Werken-H-van-de, Response of shade tree species planted in groves to spacing, gravel on plastic mulch, and turf., Tennessee-Farm-and-Home-Science. 1978, No. 107, 2-5; 2 pl.; 9 ref., 1978

Whalen, ML and MF Morselli., Microbial Ecology of Xylem Sap of Acer Saccharum Marsh., Vermont University Extension, Maple Research, 1986 1 page MR #218,

Whitney-GG and Runkle-JR, Edge versus age effects in the development of a beech-maple forest., Oikos. 1981, 37: 3, 377-381; 29 ref., 1981

Willis-GL and Coffman-MS, Composition, structure, and dynamics of climax stands of Eastern Hemlock and Sugar Maple in the Huron Mountains, Michigan., Technical-Bulletin,-Department-of-Forestry,-Michigan-Technological-University. 1975?, No. 13, 43 pp.; 39 ref., 1975

Wilmot, T. R., Ellsworth, D. S., and Tyree, M. T., Relationships among crown condition, growth, and stand nutrition in seven northern vermont sugarbushes , Canadian Journal of Forest Research-Journal Canadien de la Recherche Forestiere 1995 Mar;25(3):386-397,

Wilmot-TR, Ellsworth-DS, and Tyree-MT, Relationships among crown condition, growth, and stand nutrition in seven northern Vermont sugarbushes., Canadian-Journal-of-Forest-Research. 1995, 25: 3, 386-397; 42 ref., 1995

WOODS-K-D, Patterns of tree replacement: Canopy effects on understory pattern in hemlock and northern hardwood forests., VEGETATIO 56(2): 87-107, 1984

Yin, X., Foster, N. W., Morrison, I. K., and Arp, P. A., Tree ring based growth analysis for a sugar maple stand: relations to local climate and transient soil properties., Can-j-for-res. Ottawa, National Research Council of Canada. Aug 1994. v. 24 (8) p. 1567-1574., 1994

Zak-DR and Pregitzer-KS, Nitrate assimilation by herbaceous ground flora in late successional forests., Journal-of-Ecology,-UK. 1988, 76: 2, 537-546; 27 ref., 1988

Zarnovican-R and Laberge-C, Reaction of principal hardwood species to light felling in a maple-yellow birch forest in the Eastern Townships., Information-Report -Quebec-Region,-Canadian-Forest-Service. 1994, LAU-X-109E, vi + 21 pp.; 20 ref., 1994