AUCLAIR, A.ND., WORREST, R.C., LACHANCE, D., and MARTIN, H.C. 1992. Climatic perturbations as a general mechanism of f<strong>or</strong>est dieback, p. 38-58. In Manion, P.D. and Lachance, D., eds. F<strong>or</strong>est Decline Concepts, American Phytopathological Society Press, St. Paul, Minnesota. AUCLAtR, A.N.D., LILL, J.T., and REVENGA, C. 1995. The role of climate variability and global warming in the dieback of n<strong>or</strong>thern hardwoods. Water, Air, and Soil Pollution (In press). AYRES, M.P. 1993. Plant defense, herbiv<strong>or</strong>y, and climate change, p. 75-94. In Kareiva, RM., Kingsolver, J.G., and Huey, R.B., eds. Biotic Interactions and Global Change. Sinauer Associates, Sunderland, Massachusetts. BALCH, R.E. and PREBBLE, J.S. 1940. The bronze birch b<strong>or</strong>er and its relation to the dying of birch in New Brunswick f<strong>or</strong>ests. F<strong>or</strong>. Chron. t6: 179-201. BALL, J. and SIMMONS, G. 1980. The relationship between bronze birch b<strong>or</strong>er and birch dieback. J. Arb<strong>or</strong>. 6:309-314. BARTER, G.W. 1957. Studies on the bronze birch b<strong>or</strong>er, Agrilus anxius G<strong>or</strong>y, in New Brunswick. Can. Entomol. 89: 12- 36. BARTER, G.W. t 965. Survival and development of the bronze poplar b<strong>or</strong>er Agrilus liragus Barter and Brown (Coleoptera: Buprestidae). Can. Entomol. 997' 1063-1068. BENGTSSON, L. 1994. Climate change: Climate of the 21st century. Agric. F<strong>or</strong>. Mete<strong>or</strong>ol. 72: 3-29. BEUKER, E. 1994. Long-term effects of temperature on the wood production of Pinus sylvestris L. and Picea abies (L.) Karst. in old provenance experiments. Scand. J. F<strong>or</strong>. Res. 9: 34-45. BOTKIN, D.B. and NISBET, R.A. 1992. Projecting the effects of climate change on biological diversity in f<strong>or</strong>ests, p. 277- 293. In Peters, R.L. and Lovejoy, T.E., eds. Global Warming and Biological Diversity. Yale Univ. Press, New Haven, CT. BRAATHE, R 1995. Birch dieback - caused by prolonged early spring thaws and subsequent frost. N<strong>or</strong>wegian J. Agric. Sci. Supple. No. 20: 1-59. CAMMELL, M.G. and KNIGHT, J.D. 1992. Effects of climatic change on the population dynamics of crop pests. Adv. Ecol. Res. 22: 117-162. CANNELL, M.G.R., GRACE, J., and BOOTH, A. 1989. Possible impacts of climatic warming on trees and f<strong>or</strong>ests in the United Kingdom: a review. F<strong>or</strong>estry 62: 337-364. CARLSON, R.W. and KNIGHT, F.B. 1969. Biology, taxonomy, and evolution of four sympatric Agrilus beetles b<strong>or</strong>er (Coleoptera: Buprestidae). Contrib. Amer. Entom_ol.Inst. 4: 1-105. CHITTENDEN, F.H. t898. A destructive b<strong>or</strong>er enemy of birch trees, with notes on related species. U.S. Dep. Agric. Div. Entomol. Bull (new series) 18:44-51. CLARK, J. and BARTER, G.W. 1958. Growth and climate in relation to dieback of yellow birch. F<strong>or</strong>. Sci. 4: 343-363. DEWAR, R.C. and WATT, A.D. 1992. Predicted changes in the synchrony of larval emergence and budburst under climatic warming. Oecologia 89: 557-559. EICHENLAUB, V.L., HARMAN, J.R., NURNBERGER, F.V.; and STOLLE, H.J. 1990. The Climatic Atlas of Michigan. University of Notre Dame Press, Notre Dame, Indiana. 165 p. FARMER, R.E., Jr. 1993. Latitudinal variation in height and phenology of balsam poplar. Silvae Genetica 42: 148-153. 243
FLEMING, R.A. and VOLNEY, W.J.A. 1995. Effects of climate change on insect defoliat<strong>or</strong> population processes in Canada's b<strong>or</strong>eal f<strong>or</strong>est: Some plausible scenarios. Water Air Soil Pollut. 82: 445-454. FRANKLIN, J.F., SWANSON, F.J., HARMON, M.E., PERRY, D.A., SPIES, T.A., DALE, V.H., MCKEE, A., FERRELL, W.K., MEANS, J.E., GREGORY, S.V., LATTIN, J.D., SCHOWALTER, T.D., and LARSEN, D. 1992. Effects of global climatic change on f<strong>or</strong>ests in n<strong>or</strong>thwestern N<strong>or</strong>th America, p. 244-257. In Peters, R.L. and Lovejoy, T.E., eds. Global Warming and Biological Diversity. Yale Univ. Press, New Haven, CT. HAACK, R.A. 1992. Tree-stress-buprestid interactions: Our current understanding and future needs, p. 75-76. In Allen, D.C. and Abrahamson, L.E, eds. Proceedings: N<strong>or</strong>th American F<strong>or</strong>est Insect W<strong>or</strong>k Conference. 25-28 March 1991, Denver, CO. U.S. Dep. Agric. F<strong>or</strong>. Serv. Gen. Tech. Rep. PNW-294. HAACK, R.A. and ACCIAVATTI, R. E. 1992. Twolined chestnut b<strong>or</strong>er. U.S. Dep. Agric. F<strong>or</strong>. Serv. F<strong>or</strong>est Insect and Disease Leaflet I68. 12 p. HAACK, R.A. and BENJAMIN, D.M. 1982. The biology and ecology of the twolined chestnut b<strong>or</strong>er, Agrilus bilineatus (Coleoptera: Buprestidae), on oaks, Quercus spp., in Wisconsin. Can. Entomol. 114:385-396. HAACK, R.A. and BYLER, J.W. 1993. Insects and pathogens: regulat<strong>or</strong>s of f<strong>or</strong>est ecosystems. J. F<strong>or</strong>. 91 (9): 32-37. HAACK, R.A. and MATTSON, W.J. 1989. The long, hot summer of '88: They nibbled while the f<strong>or</strong>ests burned. Natural Hist<strong>or</strong>y (January) 56-57 HAACK, R.A. and SLANSKY, F. 1987. Nutritional ecology of wood-feeding Coleoptera, Lepidoptera, and Hymenoptera, p. 449-486. In Slansky, F. and Rodriguez, J.G., eds. Nutritional Ecology of Insects, Mites, and Spiders. John Wiley, New Y<strong>or</strong>k. HAWBOLDT, L.S. 1947. Aspects of yellow birch dieback in Nova Scotia. J. F<strong>or</strong>. 45: 414-422. HEDDEN, R.L. 1989. Global climate change: Implications f<strong>or</strong> silviculture and pest management, p. 555-562. In Proceedings, Fifth Biennial Southern Silvicultural <strong>Research</strong> Conference. U.S. Dep. Agric. F<strong>or</strong>. Serv. Gen. Tech. Rep. SO-74. HERMS, D.A. 1991. Variation in resource allocation patterns of paper birch: Evidence f<strong>or</strong> physiological tradeoffs among growth, reproduction and defense. Ph.D. Dissertation, Michigan State University, Department of Entomology, East Lansing, MI. HERMS, D.A. and MATTSON, W.J. 1991. Does reproduction compromise defense in woody plants? p. 35-46. In Baranchikov, Y.N., Mattson, W.J., Hain, F.R, and Payne, T.L., eds. F<strong>or</strong>est Insect Guilds: Patterns of Interaction with Host Trees. U.S. Dep. Agric. F<strong>or</strong>. Serv. Gen. Tech. Rep. NE-153. HERMS, D.A. and MATTSON, W.J. 1992. The dilemma of plants: To grow <strong>or</strong> defend. Quart. Rev. Biol. 67: 283-335. IPCC (Intergovernmental Panel on Climate Change). 1992. The Supplementary Rep<strong>or</strong>t to the IPCC Scientific Assessment. Houghton, J.T., Callander, B.A., and Varney, S.K., eds. Cambridge University Press, Cambridge, UK. 198 p. JONES, E.A., REED, D.D., MROZ, G.D., LIECHTY, H.O., and CATTELINO, RJ. 1993. Climate stress as a precurs<strong>or</strong> to f<strong>or</strong>est decline: paper birch in n<strong>or</strong>thern Michigan, 1985-1990. Can. J. F<strong>or</strong>. Res. 23: 229-233. JONES, E.A., REED, D.D., and DESANKER, RV. 1994. Ecological implications of projected climate change scenarios in f<strong>or</strong>est ecosystems of central N<strong>or</strong>th America. Agric. F<strong>or</strong>. Mete<strong>or</strong>ol. 72:31-46. KARL, T.R., HEIM, JR., R.H., and QUAYLE, R.G. 1991. The greenhouse effect in central N<strong>or</strong>th America: If not now, when? Science 251" 1058-1061. 244 :_: i
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DYNAMICS OF FOREST HERBIVORY: QUEST
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TABLE OF CONTENTS Seeking The Rules
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32. Companion planting of the nitro
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GRIMALSKY, ¥.I., Research Institut
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POUTTU, ANTTI, Finnish Forest Resea
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persist in mature leaves and affect
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THE SINK-SOURCE HYPOTHESIS: TYPE AN
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late season defoliation decreases t
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BLANCHE, C.A., LORIO, EL., Jr., SOM
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NIEMELA, R, TUOMI, J,, and LOJANDER
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induced reactions have been studied
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summer, but the other sawfly specie
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LARSSON, S., BJ(_RKMAN, C., and GRE
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STAND AND LANDSCAPE DIVERSITY AS A
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not related to resistance to the se
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In contrast to the situation in eas
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ROOT, R.B. 1973. Organization of a
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We tlhus neglect two potential sour
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c__ c__ 1T1 Ill a) a) 0 0 0 e 1 o e
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c_ >l.s S S S m N < DN DN < D c DN
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:hen k > 0 suggest that the cue or
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oth as protective weapons and as po
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DEFENSE THEORIES AND BIRCH RESISTAN
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P 45 A L 40 A T 35 A B 30 I L 25 I
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However, hares showed strong prefer
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DUGLE, J.A. 1966. A taxonomic study
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accommodate findings related to mic
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Table l.--Mean ±S.E. area eaten by
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Sulfhydryl-Disulfide Mechanisms In
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Iraa prior experimental analysis of
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FRAZIER, J.L. and HEITZ, J.R. 1975.
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REICHARD, R 1993. From RNA to DNA,
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; trees, and between and within ind
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Encapsulated objects are data struc
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_re3.--The Lignum model can be cont
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SEVERE DEFOLIATION Tree Fine Root +
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RUMBAUGH, J., BLAHA, M., PREMERLANI
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oo0 a b ol ¢' _achiman_i ()® 1,eA
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1000 Conspicuous Defo i at ion 100
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2.oo 2.oo o t 4 t ¢._ e'- 1.80 1.8
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Qualitative Changes in [,eaves and
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t00 2 Yr 1 Yr o_ 80 Treatment Treat
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Table 2.--Body size of Q. purzctate
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06 b AddedBSA < 04 _ 2rag -'=' i:3
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Severe Defol iat ion Site-A 1993 _
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KAMATA, N. and IGARASHI, M. 1995b.
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enclosure %r 20 post-diapausing sec
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2,500 F 000 F NF NF b _7 a _;_ a _7
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8O D 09 i 4,'.) F AS4L a Z___7 2o !
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2,500 _ st2-st4 El st5 0 st6 [_ pup
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96 SLANSKY, E, Jr. 1990. Insect nut
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later, we selected one more floweri
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Table 2.---Mean spruce budworm perf
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Table 3..--Mean spruce budworm perf
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FOLIVORE FEEDING ON MALE CONIFER FL
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Table 3.--Lymantria monacha prefere
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500- 400- i 300 v ¢ m a 200- I00 L
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From the point of view of trees, th
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THE BLACKMARGINED APHID AS A KEYSTO
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Wood et al. (1987) report that M. c
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MIZELL, R.E 1991. Pesticides and be
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METHODS Study Site The study took p
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the samples. Fertilization had subs
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Table 2.--Percent nutrient content
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Some tree responses to fertilizatio
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PHYTOCHEMICAL PROTECTION AND NATURA
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Indirect effects of abiotic factors
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HUNTER, M.D. and PRICE, P.W. 1992.
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A° ADDITIVE C. HYBRID SUSCEPTIBILI
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Galls, leaf miners, or leaf folds w
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Table 2.--Summary of the hypotheses
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the inheritance patterns of seconda
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FLOATE, K.D. and WHITHAM, T.G. 1993
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Elements of the Suitability/Defense
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Table l.--Comparing the mean number
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ACKNOWLEDGEMENTS The authors sincer
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SINGH, D.R 1986_ Breeding for resis
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The objectives of this presentation
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Table 1.--Average weevil attack on
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1977, Kline and Mitchell 1979, Wood
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Further research is underway to cla
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A SUGI CLONE HIGHLY PALATABLE TO HA
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RESULTS Seasonal Stability of Palat
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-
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OGAWA, A., NAGATA, Y., and SUKENO,
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MATERIALS AND METHODS Field Work In
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Laboratory Procedures The week afte
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E 120 Nogent-sur-Vernisson Remnings
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Interdependence Between Reaction Zo
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alance hypothesis (Lorio 1986) cann
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SOLHEIM, H., LANGSTROM, B., and HEL
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In a second experiment, three 30-ye
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Considering biochemical pathways, i
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- = 120 N /'_" =40 1/ _ j Days 0 _
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BIGGS, A.R. 1985. Suberized boundar
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DIFFERENTIAL SUSCEPTIBILITY OF WHIT
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Table 2.--Mortality of white fir pr
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Results from the geographic range p
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- Page 206 and 207: 1960, Kalkstein 1976). Increased su
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- Page 210 and 211: It is seldom feasible to control wa
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- Page 214 and 215: Only recently have we conducted stu
- Page 216 and 217: esistance to beetle attack. Another
- Page 218 and 219: LORIO, EL., Jr'. and HODGES, J.D. 1
- Page 220 and 221: EFFECTS OF ROOT INHABITING INSECT-F
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- Page 230 and 231: KLEPZIG, K.D., RAFFA, K.F., and SMA
- Page 232 and 233: RAFFA, K.F., PHILLIPS, T., and SALO
- Page 234 and 235: METHODS The study was installed in
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- Page 238 and 239: METHODS In the spring and summer of
- Page 240 and 241: The importance of a compound as a r
- Page 242 and 243: WERNER, R.A. 1995. Toxicity and rep
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- Page 246 and 247: Table 1.--Summary data for the 26 p
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- Page 250 and 251: Lower Peninsula (populations 14-26)
- Page 254 and 255: KELLOMAKI, S., HANNINEN, H., and KO
- Page 256 and 257: WARGO, RM. and HAACK, R.A. 1991. Un
- Page 258 and 259: investigation. Sampling was done on
- Page 260 and 261: Figure 2.--Changes in protein preci
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- Page 264 and 265: attacked trees than in control tree
- Page 266 and 267: ACIDIC DEPOSITION, DROUGHT, AND INS
- Page 268 and 269: Table 1.--Impact of acidic fog upon
- Page 270 and 271: MENGEL, K., BREININGER, T., and LUT
- Page 272 and 273: THE RESISTANCE OF SCOTCH PINE TO DE
- Page 274 and 275: EXPERIMENTAL METHODS Experiments we
- Page 276 and 277: C w Q. 1,200 1,000 o 800 C_ --- 600
- Page 278 and 279: 0 .................................
- Page 280 and 281: FONTAtNE, R.G. 1985. Forty years of
- Page 282 and 283: Host Defenses An important componen
- Page 284 and 285: Functional Heterogeneity of Forest
- Page 286 and 287: The Connectivity Index (CI). The CI
- Page 288 and 289: FUNCTIONAL HETEROGENEITYANALYSIS :
- Page 290 and 291: The Modified Hazard Map. The next l
- Page 292 and 293: systems facilitate mapping of fores
- Page 294 and 295: KOLASA, J. and ROLLO, C.D. 1991. In
- Page 296: ) i,i_i)i_)i_i_ U.S. Departme_]t of