[-----------------------], Rooting media for Sugar Maple., 1958, Rep. Ntheast. For. Exp. Sta. 1957 [1958] (10)., 1958

Althen-FW-von, Webb-DP, and Pope-PE, Effects of root regeneration and time of planting on sugar maple plantation establishment., Central Hardwood Forest Conference II. Proceedings of a meeting held at Purdue University at West Lafayette, Indiana 47907, November 14-16, 1978. 401-411; 14 ref.,

Badibanga, B., Page, F., Sauvesty, A., and Ansseau, C., The root system in the sugar maple groves of Quebec. II. Root development in relation to the microrelief and the parent material. Le systeme radiculaire dans les erablieres due Quebec. II. Le developpement radiculaire en relation avec le microrelief et la roche mere., Can-J-For-Res-Rev-Can-Rech-For. Ottawa, Ont. : National Research Council of Canada. Oct 1992. v. 22 (10) p. 1568-1574., 1992

Badibanga-B, Page-F, Sauvesty-A, and Ansseau-C, Root systems in sugar maple groves in Quebec. II. Root development in relation to the microrelief and soil parent rock., Canadian-Journal-of-Forest-Research. 1992, 22: 10, 1568-1574; 27 ref., 1992

BARDALAYE.C AND GEORGE W. HAY, STRUCTURAL STUDIES ON THE HEMICELLULOSES OF THE ROOTS OF THE SUGAR MAPLE, CARBOHYDRATE RESEARCH, 1974

Bardalaye, P-C and Hay, G-W, Structural studies on the hemicelluloses of the roots of the sugar maple (Acer saccharm Marsh). 2. two (4-O-methyl-D-glucurono) glucoxylans from the sapwood of mature lateral roots, Carbohydr-Res, Nov 1974, 37 (2): 339-350. Ref., 1974

Bassett-SR and Kuntz-JE, Rootlet mortality: an initial indication of decline in urban sugar maples., USA, American Phytopathological Society: Abstracts. Phytopathology. 1979, 69: 9, 1021., 1979

Bates, R. M. and Niemiera, A. X., Effect of cold storage and pre transplant desiccation on root growth potential and bud break of bare root Washington hawthorn and Norway maple., J-environ-hortic. Washington, D.C. : Horticultural Research Institute, [c1983-. June 1997.v. 15 (2) p. 69-72., 1997

Bauce-E and Allen-DC, Condition of the fine roots of sugar maple in different stages of decline., Canadian-Journal-of-Forest-Research. 1992, 22: 2, 264-266; 16 ref., 1992

Berntson, G. M., The characterization of topology - a comparison of four topological indices for rooted binary trees , Journal of Theoretical Biology 1995 Dec 7;177(3):271-281,

Black, K. E., Harbron, C. G., Franklin, M., Atkinson, D., and Hooker, J. E., Differences in root longevity of some tree species., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. Apr 1998. v. 18 (4) p. 259- 264., 1998

Brundrett, M. C. and Kendrick, B., The mycorrhizal status, root anatomy, and phenology of plants in a sugar maple forest., Can-J-Bot-J-Can-Bot. Ottawa, Ont. : National Research Council of Canada. June 1988. v. 66 (6) p. 1153-1173. ill., 1988

Burton, A. J., Pregitzer, K. S., Zogg, G. P., and Zak, D. R., Latitudinal variation in sugar maple fine root respiration , Canadian Journal of Forest Research-Journal Canadien de la Recherche Forestiere 1996 Oct;26(10):1761-1768,

Burton, A. J., Pregitzer, K. S., Zogg, G. P., and Zak, D. R., Latitudinal variation in sugar maple fine root respiration., Can-j-for-res. Ottawa, National Research Council of Canada. Oct 1996. v. 26 (10) p. 1761-1768., 1996

Burton-A-J, Zogg-G-P, Pregitzer-K-S, and Zak-D-R, Effect of measurement CO-2 concentration on sugar maple root respiration., Tree Physiology 17(7): 421-427, 1997

Burton AJ, Pregitzer KS, Zogg GP, and Zak DR., DROUGHT REDUCES ROOT RESPIRATION IN SUGAR MAPLE FORESTS., Ecological Applications 1998 Aug;8(3):771-778,

Burton AJ, Zogg GP, Pregitzer KS, and Zak DR., EFFECT OF MEASUREMENT CO2 CONCENTRATION ON SUGAR MAPLE ROOT RESPIRATION., Tree Physiology 1997 Jul;17(7):421-427,

Burton-Andrew-J, Pregitzer-Kurt-S, Zogg-Gregory-P, and Zak-Donald-R, Drought reduces root respiration in sugar maple forests., Ecological-Applications. Aug., 1998; 8 (3) 771-778., 1998

Carpenter-JR and Mitchell-CA, Root respiration characteristics of flood-tolerant and intolerant tree species., Journal-of-the-American-Society-of-Horticultural-Science. 1980, 105: 5, 684-687; EMB; 25 ref., 1980

Carpenter-JR and Mitchell-CA, Root respiration characteristics of flood tolerant red maple (Acer rubrum L.) and flood intolerant sugar maple (Acer saccharum Marsh.) trees., HortScience. 1977, 12: 4, 422; EMB., 1977

Carroll-JE and Tattar-TA, Relationship of root starch to decline of sugar maple., Plant-Disease. 1983, 67: 12, 1347-1349., 1983

Cote, B., Hendershot, W. H., Fyles, J. W., Roy, A. G., Bradley, R., Biron, P. M., and Courchesne, F., The phenology of fine root growth in a maple dominated ecosystem: relationships with some soil properties., Plant-soil. Dordrecht, The Netherlands : Kluwer Academic Publishers. Apr 1998. v. 201 (1) p. 59-69., 1998

Croker, J. L., Witte, W. T., and Auge, R. M., Stomatal sensitivity of six temperate, deciduous tree species to non hydraulic root to shoot signalling of partial soil drying., J-exp-bot. Oxford : Oxford University Press. Apr 1998. v. 49 (321) p. 761-774., 1998

D'-Ambrosio-RP, Crown density and its correlation to girdling root syndrome., Journal-of-Arboriculture. 1990, 16: 6, 153-157; 12 ref., 1990

Donnelly, J-R, Morphological and physiological factors affecting formation of adventitious roots on sugar maple [Acer saccharum] stem cuttings, Vermont University Extension, Maple Research, USDA-For-Serv-Res-Pap-NE-U-S-Northeast-For-Exp-Stn, 1977, 365, 5 p. Ref., 1977

Donnelly, J-R, Shoot size significantly affects rooting response of sugar maple softwood cuttings. [Acer saccharum, culture], Vermont University Extension, Maple Research, USDA-For-Ser-Res-Note-NE-U-S-Dep-Agric-Northeast-Forexp-Stn, 1974, 184, 4 p. Ref., 1974

Donnelly, JR, Individual tree differences confound effects of growth regulators in rooting Sugar Maple softwood cuttings., Vermont University Extension, Maple Research, 1971, US For. Serv. Res. Note Ntheast. For. Exp. Sta. No. NE-129, 1971. pp. 6. [4 ref.]., 1971

Donnelly-JR, Morphological and physiological factors affecting formation of adventitious roots on sugar maple stem cuttings., Vermont University Extension, Maple Research, USDA-Forest-Service-Research-Paper,-Northeastern-Forest-Experiment-Station. 1977, No. NE-365, 5 pp.; 14 ref., 1977

Donnelly-JR, Shoot size significantly affects rooting response of Sugar Maple softwood cuttings., Vermont University Extension, Maple Research, USDA-Forest-Service-Research-Note,-Northeastern-Forest-Experiment-Station. 1974, No. NE-184, 4 pp.; 10 ref., 1974

Dumbroff, E-B and Brown, D-C-W, Cytokinin and inhibitor activity in roots and stems of sugar maple [Acer saccharum] seedlings through the dormant season, Can-J-Bot, Feb 1976, 54 (3/4): 191-197. ref., 1976

Dustin, C. D. and Raynal, D. J., Effects of simulated acid rain on sugar maple seedling root growth., Environ-Exp-Bot. Oxford : Pergamon Journals. July 1988. v. 28 (3) p. 207-213., 1988

Fahey, T. J., Hughes, J. W., Pu, M., and Arthur, M. A., Root decomposition and nutrient flux following whole tree harvest of northern hardwood forest., For-Sci. Bethesda, Md. : Society of American Foresters. Sept 1988. p. 744-768., 1988

Fayle, D. C. F., Sugar maple, black spruce and tamarack do not reproduce vegetatively from roots., For-chron. Ottawa : Canadian Institute of Forestry. May/June 1996. v. 72 (3) p. 283-285., 1996

Fayle, DCF, Rooting habit of Sugar Maple and Yellow Birch., 1965, Publ. Dep. For. Can. No. 1120, 1965. pp. 31. 40 refs., 1965

Gabriel, WJ, Marvin, JW, and Taylor, FH, Rooting greenwood cuttings of Sugar Maple-effect of clone and medium., 1961, Sta. Pap. Ntheast. For. Exp. Sta. No. 144, 1961. pp. 14. 14 refs., 1961

Gerlach, J. P., Reich, P. B., Puettmann, K., and Baker, T., Species, diversity, and density affect tree seedling mortality from Armillaria root rot., Can-j-for-res. Ottawa, National Research Council of Canada. Sept 1997. v. 27 (9) p. 1509-1512., 1997

Graves, W. R. and Aiello, A. S., High root zone temperature causes similar changes in water relations and growth of silver maples from 33 degrees and 44 degrees N latitude., J-Am-Soc-Hortic-Sci. Alexandria, Va. :. Mar 1997. v. 122 (2) p. 195-199., 1997

Green, T. L. and Watson, G. W., Effects of turfgrass and mulch on the establishment and growth of bare root sugar maples., J-Arboric. Urbana, Ill. : International Society of Arboriculture. Nov 1989. v. 15 (11) p. 268-272. ill., 1989

Hannah-PR, Survival and growth of yellow birch rooted cuttings on a forest site in Vermont., Northern-Journal-of-Applied-Forestry. 1990, 7: 2, 94-95; 7 ref., 1990

Harris, J. R., Knight, P., and Fanelli, J., Effect of root severance on growth of field grown sugar maple., HortScience. Alexandria, Va. : The American Society for Horticultural Science. Feb 1998. v. 33 (1) p. 21-23., 1998

Hendrick, R. L. and Pregitzer, K. S., The dynamics of fine root length, biomass, and nitrogen content in two northern hardwood ecosystems., Can-j-for-res. Ottawa, National Research Council of Canada. Dec 1993. v. 23 (12) p. 2507-2520., 1993

Hendrick, R. L. and Pregitzer, K. S., Patterns of fine root mortality in two sugar maple forests., Nature. London : Macmillan Magazines Ltd. Jan 7, 1993. v. 361 (6407) p. 59-61., 1993

Holmes, F. W., Effects on maples of prolonged exposure by artificial girdling roots., J-Arboric. Urbana, Ill. : International Society of Arboriculture. Feb 1984. v. 10 (2) p. 40-44. ill., 1984

Hopkins, HT and Donahue, RL, Forest tree root development as related to soil morphology., 1939, Abstract in Proc. Soil Sci. Soc. Amer. 4 1939 (353). [Soil Conservation Service, U.S.D.A.] H.S.B., 1939

Kalisz-PJ, Stringer-JW, and Wells-RJ, Vertical mulching of trees: effects on roots and water status., Journal-of-Arboriculture. 1994, 20: 3, 141-145; 12 ref., 1994

Kelting, M., Harris, J. R., and Fanelli, J., Humate based biostimulants affect early post transplant root growth and sapflow of balled and burlapped red maple., HortScience. Alexandria, Va. : The American Society for Horticultural Science. Apr 1998. v. 33 (2) p. 342-344., 1998

Kling, G. J. and Meyer, M. M. Jr., Effects of phenolic compounds and indoleacetic acid on adventitious root initiation in cuttings of Phaseolus aureus, Acer saccharinum, and Acer griseum Mung bean bioassay, silver maple, paperbark maple, propagation, woody plants., Hortscience. Alexandria : American Society for Horticultural Science. June 1983. v. 18 (3) p. 352-354., 1983

KLING-G-J, MEYER-M-M-JR, and SEIGLER-D, Rooting cofactors in five Acer species., JOURNAL OF THE AMERICAN SOCIETY FOR HORTICULTURAL SCIENCE 113(2): 252-257, 1988

Klironomos-JN and Allen-MF, UV-B-mediated changes on below-ground communities associated with the roots of Acer saccharum., Functional-Ecology. 1995, 9: 6, 923-930; 43 ref., 1995

Kolb, T. E. and McCormick, L. H., Relationship between total nonstructural carbohydrate concentration and root diameter in sugar maple., For-Sci. Bethesda, Md. : Society of American Foresters. Mar 1991. v. 37 (1) p. 343-346., 1991

Kolb, T. E., McCormick, L. H., Simons, E. E., and Jeffery, D. J., Impacts of pear thrips damage on root carbohydrate, sap, and crown characteristics of sugar maples in a Pennsylvania sugarbush., For-Sci. Bethesda, Md. : Society of American Foresters. Apr 1992. v. 38 (2) p. 381-392., 1992

Kolb-TE, McCormick-LH, Simons-EE, and Jeffery-DJ, Impact of pear thrips damage on root carbohydrate, sap, and crown characteristics of sugar maples in a Pennsylvania sugarbush., Forest-Science. 1992, 38: 2, 381-392; 23 ref., 1992

Laing, FM., A the Root of the Sugar Maple-Mycorrhizas., Vermont University Extension, Maple Research, 1983 1 page MR #186B,

LAJEUNESSE-D and HENDERSHOT-W-H, Distribution of root systems of sugar maple in certain maple groves in Quebec., NATURALISTE CANADIEN (QUEBEC) 117(4): 207-214, 1990 (1991)

Lajeunesse-D and Hendershot-WH, Root distribution of sugar maple in several stands in Quebec., Naturaliste-Canadien. 1990, publ. 1991, 117: 4, 207-214; 21 ref., 1990

LE TACON, FRANCOIS, LES MYCORHIZES: UNE COOPERATION ENTRE PLANTES ET CHAMPIGNONS., LA RECHERCHE, VOL. 16, NO. 166: 624-632, 1985

Liu, X. and Tyree, M. T., Root carbohydrate reserves, mineral nutrient concentrations and biomass in a healthy and a declining sugar maple (Acer saccharum) stand., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. Mar 1997. v. 17 (3) p. 179- 185., 1997

Marshall, M. D. and Gilman, E. F., Effects of nursery container type on root growth and landscape establishment of Acer rubrum L., J-environ-hortic. Washington, D.C. : Horticultural Research Institute, [c1983-. Mar 1998. v. 16 (1) p. 55-59., 1998

McLaughlin, J. W., Reed, D. D., Jurgensen, M. F., Mroz, G. D., and Bagley, S. T., Relationships between soluble sugar concentrations in roots and ecosystem stress for the first year sugar maple seedlings., Water-air-soil-pollut. Dordrecht : Kluwer Academic Publishers. Mar 1996. v. 88 (1/2) p. 1-19., 1996

McLaughlin-JW, Reed-DD, Jurgensen-MF, Mroz-GD, and Bagley-ST, Relationships between soluble sugar concentrations in roots and ecosystem stress for first-year sugar maple seedlings., Water,-Air,-and-Soil-Pollution. 1996, 88: 1-2, 1-19; 56 ref., 1996

Miller-PM, Toxicity of homogenized leaves of woody and herbaceous plants to root lesion nematodes in water and in soil., Journal-of-the-American-Society-for-Horticultural-Science. 1978, 103: 1, 78-81; EMB; 17 ref., 1978

Morrow, RR, Periodicity and growth of sugar Maple surface layer roots., 1950, J. for. 1950 48 (12), (875-81). 8 refs., 1950

Morsink, W-A-G, Size of softwood stem cuttings as factors in rooting sugar maple (Acer saccharum Marsh.) under mist, Hortscience, Dec 1971, 6 (6): 548., 1971

Moutoglis-P, Klironomos-J, Widden-P, and Kendrick-B, Direct observation of spores of vesicular-arbuscular mycorrhizal fungi growing on sugar maple roots in the field, using sodium hexametaphosphate as a soil dispersant., Mycologia. 1995, 87: 3, 419-423; 21 ref., 1995

Niklas, K. J., Variations of the mechanical properties of acer saccharum roots , Journal of Experimental Botany 1999 Feb;50(331):193-200,

O'Leary, JW and Kramer, PJ, Root pressure in conifers., 1964, Science 145 (3629), 1964 (284-5). 7 refs., 1964

Ouimet-R, Camire-C, and Furlan-V, Endomycorrhizal status of sugar maple in relation to tree decline and foliar, fine-roots, and soil chemistry in the Beauce region, Quebec., Canadian-Journal-of-Botany. 1995, 73: 8, 1168-1175; 50 ref., 1995

Page, F., Badibanga, B., Sauvesty, A., and Ansseau, C., The root system in the sugar maple groves of Quebec. I. A new method of estimating rootlet volume and mass. Le systeme radiculaire dans les erablieres du Quebec. I. Nouvelle methode d'estimation du volume et de la masse des radicelles., Can-J-For-Res-Rev-Can-Rech-For. Ottawa, Ont. : National Research Council of Canada. Oct 1992. v. 22 (10) p. 1562-1567., 1992

Page-F, Badibanga-B, Sauvesty-A, and Ansseau-C, Root systems in sugar maple groves in Quebec. I. A new method of estimation of volume and mass of fine roots., Canadian-Journal-of-Forest-Research. 1992, 22: 10, 1562-1567; 25 ref., 1992

Pan, B., Zhang, F., and Smith, D. L., Genistein addition to the rooting medium of soybean at the onset of nitrogen fixation increases nodulation., J-plant-nutr. Monticello, N.Y. : Marcel Dekker Inc. 1998. v. 21 (8) p. 1631-1639., 1998

Parker, J, Drought resistance of roots of White Ash, Sugar Maple, and Red Oak., Vermont University Extension, Maple Research, 1968, U.S. For. Serv. Res. Pap. Ntheast. For. Exp. Sta. No. NE-95, 1968. pp. 9. [21 refs.]., 1968

Parker, J, Effects of defoliation, girdling, and severing of sugar maple trees [Acer saccharum] on root starch and sugar levels [-Culture], Vermont University Extension, Maple Research, U-S-D-A-For-Serv-Res-Pap-NE-U-S-Dep-Agric-Northeast-For-Exp-Stn, 1974, 306, 4 p. Ref., 1974

Parker, J and Houston, D-R, Effects of repeated defoliation on root and root collar extractives of sugar maple trees. [Acer saccharum], Forest-Sci, Mar 1971, 17 (1): 91-95., 1971

Persidsky, DJ and Wilde, SA, The effect of volatile substances released by soil, humus, and composts on the growth of excised roots., 1954, Plant Physiol. 1954 29 (5), (484-6). 7 refs., 1954

Ponder-HG and Kenworthy-AL, Trickle irrigation of shade trees growing in the nursery: II. Influence on root distribution., Journal-of-the-American-Society-for-Horticultural-Science. 1976, 101: 2, 104-107., 1976

Prager, C. M. and Lumis, G. P., IBA indole 3 butyric acid and some IBA synergist increases of root regeneration of landscape size and seedling trees Sugar maple (Acer saccharum), red oak (Quercus rubra)., J-Arboric. Urbana : International Society of Arboriculture. May 1983. v. 9 (5) p. 17-123. ill., 1983

Pregitzer, K. S., Laskowski, M. J., Burton, A. J., Lessard, V. C., and Zak, D. R., Variation in sugar maple root respiration with root diameter and soil depth , Tree Physiology 1998 Oct;18(10):665-670,

Pregitzer-Kurt-S {2a}2, Laskowski-Michele-J {2a}2, Burton-Andrew-J {2a}2, Lessard- Veronica-C {2a}2, and Zak-Donald-R, Variation in sugar maple root respiration with root diameter and soil depth., Tree-Physiology. Oct., 1998; 18 (10) 665-670., 1998

Ramsey, C. L., Wehtje, G. R., Walker, R. H., Gjerstad, D. H., and South, D. B., The effects of controlled release Velpar L and root dips on sycamore growth., Proc-S-Weed-Sci-Soc. Raleigh, N.c., etc. Southern Weed Science Society. 1998. v. 51 p. 166-167., 1998

Redmond, DR, Increased soil temperatures causes rootlet mortality in Yellow Birch., 1954, Bi-m. Progr. Rep. Div. For. Biol. Dep. Agric. Can. 1954. 10 (3), (1)., 1954

Renaud J. P., Allard G. Maufette Y., Effects of zone on yield, growth, and root starch concentrations of two alfalfa (Medicago Sativa L.) cultivars, Environmental Pollution, 1997

Retzlaff, W. A., Weinstein, D. A., Laurence, J. A., and Gollands, B., Simulated root dynamics of a 160 year old sugar maple (Acer saccharum Marsh.) tree with and without ozone exposure using the TREGRO model., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. Nov/Dec 1996. v. 16 (11/12) p. 915-921., 1996

Retzlaff, W. A., Weinstein, D. A., Laurence, J. A., and Gollands, B., Simulated root dynamics of a 160-year-old sugar maple (acer saccharum marsh) tree with and without ozone exposure using the tregro model , Tree Physiology 1996 Nov-Dec;16(11-12):915-921,

Rossman-AY and Wilcox-HE, Microthelia acerina, a new fungus associated with roots of sugar maple., Mycologia. 1985, 77: 1, 162-165; 11 fig.; 2 ref., 1985

Safford-LO, Effect of fertilization on biomass and nutrient content of fine roots in a Beech- Birch-Maple stand., Plant-and-Soil. 1974, 40: 2, 349-363; 7 ref., 1974

Santamour-FS Jr., Susceptibility of maples to root-knot nematodes., Journal-of-Arboriculture. 1992, 18: 5, 262-265; 16 ref., 1992

Scott, SJ and Hay, GW, The carbohydrates of the roots of the Sugar Maple., 1967, Canad. J. Chem. 1967 45 (19), (2217-25). [69 refs.]., 1967

Scully, NJ, Root distribution and environment in a Maple-Oak forest., 1942, Bot. Gaz. 103, 1942 (492-517). [Dept. of Botany, University of Chicago.] O.B.D., 1942

Smith, G. C. and Brennan, E., Response of silver maple seedlings to an acute dose of root applied cadmium [Acer saccharinum, phytotoxicity, heavy metal absorption]., For-Sci. Washington : Society of American Foresters. Sept 1984. v. 30 (3) p. 582- 586., 1984

Smith-GC and Brennan-E, Response of silver maple seedlings to an acute dose of root applied cadmium., Forest-Science. 1984, 30: 3, 582-586; 20 ref., 1984

Smith-M-A-L, Spomer-L-A, and McClelland-M-T, Direct analysis of root zone data in a microculture system. potential application in evaluation of propagation and to assess disease severity, Plant-Cell-Tissue-Organ-Culture; (1990) 23, 1, 21-26, 1990

Smith, WH, Root exudates of seedling and mature Sugar Maple., 1970, Phytophathology 1970 60 (4), (701-3). [8 refs.]., 1970

Spitko-RA, Rohde-RA, and Tattar-TA, Incidence and condition of VA mycorrhizae infections in sugar maple roots in relation to maple decline., Vermont University Extension, Maple Research, NE-84]. Proceedings-of-the-American-Phytopathological-Society. 1977, publ. 1978, 1977

Spitko-RA, Tattar-TA, and Rohde-RA, Incidence and condition of vesicular-arbuscular mycorrhizae infections in the roots of sugar maple in relation to maple decline., Canadian-Journal-of-Forest-Research. 1978, 8: 4, 375-379; 22 ref., 1978

Tripepi, R. R. and Mitchell, C. A., Stem hypoxia and root respiration of flooded maple and birch seedlings [Acer rubrum, Acer saccharum, Betula nigra, Betula pendula, changes in morphology]., Physiol-Plant. Copenhagen : Scandinavian Society for Plant Physiology. Apr 1984. v. 60 (4) p. 567-571. ill., 1984

Tripepi-RR and Mitchell-CA, Stem hypoxia and root respiration of flooded maple and birch seedlings., Physiologia-Plantarum. 1984, 60: 4, 567-571; 18 ref., 1984

Tubbs, C-H, Effect of sugar maple [Acer saccharum] root exudate on seedlings of northern conifer species [Betula alleghaniensis, allelopathy], U-S-For-Serv-Res-Note-NC-North-Cent-For-Exp-Stn, 1976, 213, 2 p., 1976

Tubbs, C-H, Root crown relations of young sugar maple and yellow birch [Acer saccharum, Betula alleghaniensis root distribution], USDA-For-Serv-Res-Note-NC-U-S-North-Cent-For-Exp-Stn, 1977, 225, 4 p., 1977

Tubbs-CH, Effect of sugar maple root exudate on seedlings of northern conifer species., USDA-Forest-Service-Research-Note,-North-Central-Forest-Experiment-Station. 1976, No. NC-213, 2 pp.; 3 ref., 1976

Tubbs-CH, Root-crown relations of young sugar maple and yellow birch., USDA-Forest-Service-Research-Note,-North-Central-Forest-Experiment-Station. 1977, No. NC-225, 4 pp.; 4 ref., 1977

Wargo, P-M, Parker, J, and Houston, D-R, Starch content in roots of defoliated sugar maple. [Acer saccharum], Forest-Sci, Sept 1972, 18 (3): 203-204., 1972

Wargo, PM, Enhanced growth of Armillaria mellea on extracts from roots of defoliated Sugar Maple trees., 1971, Abstr. in Phytopathology 1971 61 (8), (915)., 1971

Wargo, PM, Seasonal changes in carbohydrate levels in roots of Sugar Maple., Vermont University Extension, Maple Research, USDA-Forest-Service-Research-Paper,-Northeastern-Forest-Experiment-Station. 1971., No. NE-213, 8 pp.; 16 ref., 1971

Wargo-PM, Starch storage and radial growth in woody roots of sugar maple., Canadian-Journal-of-Forest-Research. 1979, 9: 1, 49-56; 5 pl.; 16 ref., 1979

Wargo, PM, Parker, J, and Houston, DR, Starch content in roots of defoliated Sugar Maple., Forest-Science. 1972., 18: 3, 203-204; 4 ref., 1972

Watson-G-W and Clark-S, When the roots go round and round., Arnoldia (Jamaica Plain) 56(1): 15-21, 1996

Watson-GW, Clark-S, and Johnson-K, Formation of girdling roots., Journal-of-Arboriculture. 1990, 16: 8, 197-202; 8 ref., 1990

Webb, D-P, Root regeneration and bud dormancy of sugar maple, silver maple, and white ash [Acer saccharum, Acer saccharinum, and Fraxinus americana] seedlings: effects of chilling, For-Sci, Dec 1977, 23 (4): 474-483. Ref., 1977

Webb-DP, Root regeneration and bud dormancy of sugar maple, silver maple and white ash seedlings; effects of chilling., Forest-Science. 1977, 23: 4, 474-483; 23 ref., 1977

Werner-D, Kuhlmann-K-P, Gloystein-F, and Richter-F-W, Calcium, iron and cobalt accumulation in root hairs of soybean (Glycine max). target cells for infection by Rhizobium japonicum; nitrogen-fixation, Z.Naturforsch.C; (1985) 40, 11-12, 912-13, 1985

Wood-BW and Hanover-JW, Root growth of sugar maple seedlings in a hydroponic system., Forest-Science. 1980, 26: 2, 231-237; 1 pl.; 21 ref., 1980

Yawney, H. W., How to root and overwinter sugar maple cuttings., Am-Nurseryman. Chicago, Ill. : American Nurseryman Publishing Co. Oct 15, 1984. v. 160 (8) p. 95-96, 98-102. ill., 1984

Yawney, H. W. and Donnelly, J. R., Rooting and overwintering sugar maple cuttings Acer saccharum., Vermont University Extension, Maple Research, U-S-D-A-For-Serv-Gen-Tech-Rep-NE-U-S-Northeast-For-Exp-Stn. Broomall : The Station. 1982. (72) p. 61-70. ill., 1982

Yin, X., Foster, N. W., and Arp, P. A., Solution concentrations of nutrient ions below the rooting zone of a sugar maple, Can-J-For-Res-Rev-Can-Rech-For. Ottawa, Ont. : National Research Council of Canada. Apr 1993. v. 23 (4) p. 617-624., 1993

Zaczek-J-J, Heuser-C-W-Jr, and Steiner-K-C, Effect of shade levels and IBA during the rooting of eight tree taxa., Journal of Environmental Horticulture 15(1): 56-60, 1997

Zogg, G. P., Zak, D. R., Burton, A. J., and Pregitzer, K. S., Fine root respiration in northern hardwood forests in relation to temperature and nitrogen availability., Tree-physiol. Victoria [B.C.] Canada : Heron Pub.,. Aug 1996. v. 16 (8) p. 719- 725., 1996

Zogg, G. P., Zak, D. R., Burton, A. J., and Pregitzer, K. S., Fine root respiration in northern hardwood forests in relation to temperature and nitrogen availability , Tree Physiology 1996 Aug;16(8):719-725,