ENVIRONMENTAL CONSEQUENCES in rocky mountain coniferous ...

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Observed woodpecker feeding Observed woodpecker feeding Treestacre after lqlginq LOWER 1M 12 Observed wocdpecker feeding Green, davn green, down dead t 3in1 600 Woody material,< 3 ir! on ground SHELTERWOOD 100 HIGHER [ SHELTERWOOD 80 60 40 20 Y cc 0 a 0 - E E Figure 8.-- Woodpecker feeding time and number of trees per acre in shelterwood residue utilization mhnits after logging. HIGHER SHELTERWOOO Figure 9. -- Woodpeckez. feeding time and volume of mod remaining in shel- teruood res&e utiZization subunits after loggin_a. HIGHER 1 SHELTERWOOD 32 1 Pipre 10. -- bloodpeeker feeding time and mount of mody material rmain- ing in sheCterwood residue utiZiza- tion subunits after logging.
I Observed woodpecker feeding Down,dead, unsound wood ~6 in 12 240 10 200 8 160 6 120 4 80 W 5 2 40 - 4 L Figure 11. -- Woodpecker feeding time and 0 0 : z amount of down, dead, unsound wood 2 3 remaining in shelterwood residue +- 200 utfZizatCon subunits after logging. W 2 z 10 W U o! W 8 SHELTERWOOD 160 6 120 4 80 2 40 0 0 I Figure 12.-- Woodpecker feeding time and 5 volume of woody ma-berial in shelter- w7 wood residue udilization subunits. + 6 U K a 0 $ BOTH SHELTERWOO0 UNITS COMBINED Observed woodpecker feeding Down, dead, unsound wood 26 in
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ENVIRONMENTAL CONSEQUENCES OF TIMBE
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USDA Forest Service General Technic
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REW 'ORD One of the pressing proble
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BIOLOGICAL IMPLICATIONS Biological
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By the mid-1 960's the apparently u
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Scientist, audience: "The Three-Mil
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I believe that the future of forest
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enewable resource that can be proce
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productive capacity. Recent legisla
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Much of the research investigating
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Six sale area blocks were logged (f
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Understory Removal Figure 4.--Eccpe
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Gentle slopes and easy access to cu
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Each of the four cutting units was
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A concerted effort was made to coor
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oriented toward the basic response
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WOODY MATERIAL IN NORTHERN ROCKY MO
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STANDING, 3 " 1 DIA. ? (GREEN & DEA
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I 11 Table 1,--Volume of wood by co
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Small material under 3 inch (7.6 cm
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Depending on the cutting and treatm
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MICROENVIRONMENTAL RESPONSE TO HARV
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I Where: Cs is the concentration at
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Figure I.-- Residue treatments used
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HARVESTING AND RESIDUE INFLUENCES R
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I 1 1 1 1 1 1 1 1 1 1 1 JAN. FEB. M
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Sensible heat flux, evaporative flu
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SOLO, 1977- 78 UNCUT CUT Mean max.
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It is logical that if surface tempe
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0 - 5 - 10 - 15 20 - Chips - Clrare
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Brown, crumbly, decayed material (B
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At Coram, steep harvested slopes ha
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surface of unburned and hard-burned
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canopy. Light then indirectly cause
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Moisture Moisture is frequently ide
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Net radiation--the measure of the a
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Table 5.--Possible solutions for po
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Cochran, P. H. 1969. Thermal proper
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Lommen, P. W., Cr, R. Schwintzer, C
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Stark, Nel 1 ie. 1980. The impacts
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and water use during the growing se
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The main study site (fig. 1) occupi
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The four residues util i zation tre
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RAIN The major precipitation instru
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Figure 5.--SG,L. wuwr zc)as measure
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S treamf 1 ow A &foot H-flume was i
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Figure 7.--Snow water equivalent on
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Soi 1 Water Water present in the so
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SILVICULTURE TREATMENTS Si 1 vicul
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As indicated in figure 11 and appen
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The most consistent difference in w
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MEAN CONSUMPTIVE USE -ALL YEARS (19
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Lowest daily water use occurred at
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6. Water use began in Apri 1 , acce
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Klages, M. G., R. C. McConnell , an
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APPENDICES Appendix A.--Hydrograph
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Appendix C.--Rainfall reaching the
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Appendix E.--Water use during the g
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One of the most efficient methods o
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Control Chipped Picked up Broadcast
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Control Chapped Picked up Broadcast
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Control Chipped Picked up Broadcast
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' Control Chipped and Picked up and
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One of the least detrimental residu
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INTRODUCTION In the early days, the
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%pire 1.--Measured concentrations (
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The silvicul tural treatments appli
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I 2 Table 2. --Percent of total qua
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Unmerchantable TOP Shrubs Lower Cro
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create a nitrogen deficiency during
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Steele, R. W. 1975. Understory burn
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National Forest. This paper summari
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UNIT 2 CONVENT IONALLY Du Bois, Wyo
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Trees Figures 3 and 4 show the oven
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Weights of typical trees on these t
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pi1 ed-burned treatments were lowes
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MINERAL SOIL Total nutrient content
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Tab1 e 5. --Concentrations of avai
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Table 6. --Average concentrations o
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sites. Burning then transformed the
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RESIDUE DECAY PROCESSES AND ASSOCIA
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The hardwood or angiospermous timbe
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Woody Substrates Gyrnnospermsr (Int
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Natural inoculation of residues may
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On the Coram site, brown-rot fungi
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Table 2.--Probability (P) of encoun
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Recognizable brown-cubical decayed
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I Newly formed, small-dimension res
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Highley, T. L. 1976. Hemicellulases
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MICROBIAL PROCESSES ASSOCIATED WITH
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Nonsymbiotic N Fixation Free-1 ivin
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In a previous paper (Jurgensen and
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Symbiotic N Fixation The establishm
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carbon and NHq (Ahlgren, 1974). Mic
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Prescribed f~re CLEARCUT - BURN CLE
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Hungerford, R.9. 1980. Microenvi ro
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ECOLOGY OF ECTOMYCORRHIZAE IN NORTH
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Coram - Subalpine fir Site (ABLAICL
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Figure 2.-- ReZative yield capabiZi
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Figure 5. -- Percentage of soCZ-woo
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Figure 9,-- Percentage of toid ectm
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Effect of Soil Components on Ectomy
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Effect of Organic Matter Quantity o
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PARTIAL CUT Effect of Harvesting on
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Figure 20. -- Average nwnbers of ac
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Gijbl , F. 1967. Mykorrhizauntersuc
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BIOLOGICAL IMPLICATIONS Initial cha
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FOREST SOIL BIOLOGY The act of incr
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the soil will retain its ability to
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Since the best quantity of organic
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We can also visualize situations on
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Harvey, A. E., M. F. Jurgensen, and
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INTRODUCTION Vegetation integrates
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Because of cool, wet weather in 197
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We determined volume and cover usin
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The stems were divided at 4 mm (0.1
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RESIDUES TREATMENT EFFECTS As descr
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Overall shrub recovery rates do not
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Rose behaved similar to ninebark (f
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Meanwhile, small shrub cover change
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Biomass Regression analyses relatin
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SILVICULTURE TREATMENT EFFECTS Harv
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RESIDUES TREATMENT EFFECTS Major sh
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Lesser vegetation--herbs and small
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Leaf and stem components of the shr
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APPENDIX I Trees and shrubs found o
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INTRODUCTION Many western larch (La
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Figure 2. --Lower cutting blocks on
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each permanent point) of the clearc
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Figure 3.--Marking gemination and c
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were not significant. These treatme
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Tab1 e 2. --Fi 11 ed conifer seed (
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Dispersal of sound seed on the uppe
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Table $.--Number of 3- and 5-year-o
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Table 6. --Germination of conifers
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Survival, growth and form will be m
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Es tab1 ishment and Initial Develop
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to the amount of residue originally
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As the following tabulation shows,
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Soot-Seeded Broadcast burning, and
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Natural Regeneration Natural regene
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.4s shown in fig. 5, vegetation was
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Interestingly, the high phenol leve
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DeByle, Norbert V. 1980. Harvesting
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EFFECT OF SILVICULTURAL PRACTICES,
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mountain pine beetle. These two for
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GROUP SELECTION 22 CONTROL SHELTERW
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FIELD AND LABORATORY PROCEDURES To
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I Many of the groups were trapped v
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shelterwood with residues, were sig
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HARVESTING AND RESIDUE MANAGEMENT T
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indicate a treatment effect of burn
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Undisturbed Forest .". . . . Clearc
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1 equally abundant in all treatment
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I not seem to be directly caused by
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the undisturbed forests. Some resea
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Huhta, V., E. Karppinen, M. Nurmine
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POPULATIONS OF SOME FOREST LITTER,
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STUDY DESIGN The study area is loca
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GROUP SELECTION 22 CONTROL '... . .
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Sampling in 1977 was restricted to
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Table 1 .--Mean total mesofauna pop
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0 - (JUNE) from S helterwood (AUGUS
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SHELTERWOOD--RESIDUE BURNED The eff
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In the first season or two followin
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LITERATURE CITED Ahlgren, I. F. 197
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A REVIEW OF SOME INTERACTIONS BETWE
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and Keen 1960; Felix and others 197
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Pissodes strobi Peck, In a thinned
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foresters feel as though "It's 1 i
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The large aerial spray programs aga
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Weakened living trees, or trees kil
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Most western pine beetle attacks in
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The galleries, or mines, of wood bo
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Other wood borers. --Several specie
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Deterioration of spruce (Picea a. )
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The eruption of Mount Saint Helens
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Bark and engraver beetles infesting
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In the northern Rockies, one conife
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management, and not the beetle." If
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investigation regardin controlled b
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WOOD BORERS Mitchell and Martin (In
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Still, by 1938, there was a feeling
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I Different i nvesti gators have us
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if the forest floor is completely c
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Carabids as biological control agen
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een placed for protection from rode
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with every tree in the stand contin
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Spiders as predators.--Studies have
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At least two studies have been made
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In the long-leaf pine forests in th
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RESIDUES, FIRES, INSECTS, AND FORES
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In the spruce-fir stands infested w
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Recently, Senator John Me1 cher (Mo
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plans. Since fire, too, is a decomp
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CHANGING FOREST INSECT PROBLEMS Ins
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Basham, J. T. 1957. The deteriorati
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Cole, D. M. 1978. Feasibility of si
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Fellin, D. G. and P. C. Johnson. 19
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Graham, S. A. 1922. Some entomoloqi
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Huhta, V., M. Nurminen and A. Valpa
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Lawrence, W. H. and 3. H. Rediske.
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Miller, J. M. and J. E. Patterson.
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Rice, L * A. 1932. The effect of fi
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Stoddard, H. L. Sr. 1963. Bird habi
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Weaver, Harol d. 1951. Fire as an e
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RESOURCE MANAGEMENT IMPLICATIONS Th
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INFLUENCE OF HARVESTING AND RESIDUE
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F
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NEAR COMPLETE Figure 2.--Byrmnts f
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Figure 3.-- Bymrmrs fireZine intens
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F5qure 4. --Byramrs fireZ-Cne inten
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1. Nomographs of Rate of Spread, Fi
Page 431 and 432: 3. Consider other fire-related fact
Page 433 and 434: Puckett, John V., Cameron M. Johnst
Page 435 and 436: Important and rapid progress has be
Page 437 and 438: tlarvested Areas What happened when
Page 439 and 440: UNCUT SHELTERWOOD Protect understor
Page 441 and 442: Initially the areas are rated low.
Page 443 and 444: The primary reason for this discrep
Page 445 and 446: f n contrast to displaced bears, so
Page 447 and 448: Quantitative data on grizzly behavi
Page 449 and 450: Asherin, Duane A. 1976. Changes in
Page 451 and 452: Leege, Thomas A. 1969. Burning sera
Page 453 and 454: Reynolds, Hudson G. 1969. Aspen gro
Page 455 and 456: INFLUENCES OF HARVESTING AND RESIDU
Page 457 and 458: CLEARCUT LOGGING & COMPLETE BURN DE
Page 459 and 460: C LEARCUT LOGGING & BROADCAST BURN
Page 461 and 462: EFFECTS OF SMALL MAMMALS ON FOREST
Page 463 and 464: I I Habitat Manipulation Small mamm
Page 465 and 466: Fala, Robert A. 1975. Effects of pr
Page 467 and 468: Tevis, Lloyd Jr. l956b. Pocket goph
Page 469 and 470: forests are cavity nesters. They ar
Page 471 and 472: GROUP SELECTION: A1 1 merchantab le
Page 473 and 474: TABLE 3. Pre- and post-logging volu
Page 475 and 476: Censuses Censuses for all species (
Page 477 and 478: Fbgure 6.-- Lightn
Page 479 and 480: Pileated Woodpeckers on the CEF nes
Page 481: TABLE 7. Percent of sampling time t
Page 485 and 486: Table 9 shows feeding time in the l
Page 487 and 488: L c - 10- ul 2 0 8- 6 - 4 2 - - 0 .
Page 489 and 490: Figure 15. -- A Hairy Woodpecker ne
Page 491 and 492: ~
Page 493 and 494: oth offered advice on study site se
Page 495 and 496: Hairy Woodpecker Downy Woodpecker B
Page 497 and 498: THE SITUATION Forest land managers
Page 499 and 500: In the descriptive approach, howeve
Page 501 and 502: ORGANIZING INFORMATION One differen
Page 503 and 504: As has already been stated, the for
Page 505 and 506: Figure 7.--Matrix of interactions b
Page 507 and 508: understory biomass density, X2 repr
Page 509 and 510: or, by rearrangement, AX. I afi Ax,
Page 511 and 512: DISCUSSION It is important to note
Page 513 and 514: LITERATURE CITED Billings, W. D. 19
Page 515 and 516: Richard T. Wick Burlington Northern
Page 517 and 518: themselves, the traditional industr
Page 519 and 520: highways. Of course, all roads are
Page 521 and 522: Darrel L. Kenops District Ranger US
Page 523 and 524: In the future we will see our const
Page 525 and 526: Lyon, L. Jack, Project Leader, Ecol
Page 527: The Intermountain Station, headquar
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