Harvard Forest Data Archive

Physiological Ecology, Population Dynamics and Species Interactions

• Age and Size of Smith Firs at Treeline in Tibet 1700-2013. HF265
• Age of Nonstructural Carbohydrates in Four Tree Species at Harvard Forest 2015. HF341
• Allochthonous Nutrients in the Sarracenia Microecosystem at Harvard Forest 2005-2007. HF098
• Ant Assemblages in Hemlock Removal Experiment at Harvard Forest since 2003. HF118
• Ant Distribution and Abundance in New England 1990-2014. HF147
• Ant Diversity and Vegetation Composition in Hemlock Removal Experiment at Harvard Forest 2006. HF119
• Ants and Ecosystem Function in Hemlock Removal Experiment at Harvard Forest 2006-2014. HF160
• Ants of the CTFS-ForestGEO Plot at Harvard Forest 2018. HF310
• Avian Response to Hemlock Woolly Adelgid in Southern New England 2000-2001. HF085
• Butterfly, Dragonfly and Damselfly Species at Harvard Forest since 2015. HF287
• Calibrating Abundance Indices of Red Back Salamanders at Harvard Forest 2014. HF246
• Canopy Chemistry Study at Harvard Forest 1992. HF062
• Canopy Sky Factors in CRUI Land Use Project at Harvard Forest 1998. HF135
• Community and Ecosystem Impacts in Hemlock Removal Experiment at Harvard Forest since 2003. HF054
• Concentration and Age of Nonstructural Carbon Reserves in Two Trees at Harvard Forest 2012. HF226
• Construction Costs of Carnivorous and Non-Carnivorous Plants at Harvard Forest 2006-2008. HF112
• Decomposition Dynamics in the Sarracenia Purpurea Microecosystem at Harvard Forest 2010. HF169
• Deer and Moose Browsing in Hemlock Removal Experiment at Harvard Forest 2008. HF124
• Demography and Morphology of Ericaceous Species on a Sand Plain in Montague MA 1994-1996. HF019
• Demography of Sarracenia Purpurea in Massachusetts and Vermont 1997-2021. HF202
• Density Anomalies in White Pine at Harvard Forest 2019. HF347
• Development and Expansion of Peatlands in Central New England from 14000 BP to Present. HF074
• Diurnal Patterns of Cavitation in Red Maple, Paper Birch and White Ash at Harvard Forest 2011-2012. HF268
• Dynamics of Old-Growth Forests on Wachusett Mountain in Princeton MA 1996-1997. HF016
• Eastern Massachusetts Flowering Phenology 1852-2013. HF258
• Eastern Redback Salamander Abundance at the Arnold Arboretum 2004-2005. HF132
• Eastern Redback Salamander Abundance in North Central Massachusetts 2005. HF131
• Ecophysiology of Carnivorous Plants Worldwide 1980-2011. HF168
• Eddy Covariance and Meteorological Data in the Clearcut Site at Harvard Forest 2009-2012. HF233
• Effect of Prey Availability on Sarracenia Purpurea Stoichiometry at Belvidere Bog, Vermont 2002. HF328
• Effects of Acorn Production on White-Footed Mouse Populations at Harvard Forest 1997-1999. HF030
• Effects of Prey Availability on Sarracenia Physiology at Harvard Forest 2005. HF109
• Effects of Soil Warming on Bacterial Degradation of Carbohydrates at Harvard Forest 2011. HF371
• Effects of Warming on Soil Microbial Communities at Harvard Forest 2011. HF302
• Effects of Warming on Soil Microbial Oxidative Activity at Harvard Forest 2013. HF304
• Effects of Warming on Tree Species Recruitment at Harvard Forest and Duke Forest since 2009. HF199
• Environment and History in a Rich Mesic Forest in Western Massachusetts 1999-2001. HF089
• Estimating Forest Productivity Using Carbon Isotopes in Tree Rings at Harvard Forest 1992-2010. HF235
• Fern Understory as an Ecological Filter at Harvard Forest 1993-1995. HF051
• Foliar and Soil Chemistry at Harvard Forest Chronic Nitrogen Amendment Experiment 1995-2009. HF297
• Food Web of Sarracenia Purpurea in United States and Canada 1999-2011. HF193
• Fuel Loading in Simulated Hurricane Experiment at Harvard Forest since 1993. HF207
• Gap Partitioning Among Maples at Harvard Forest 1986-1989. HF049
• Gene Expression and Tree Growth in the CTFS-ForestGEO Plot at Harvard Forest 2017-2019. HF342
• Growth Rates of Xanthoparmelia Lichens in North Cemetery, Petersham MA since 2005. HF217
• Gypsy Moth Defoliation Survey at the Quabbin Watershed in Central Massachusetts 2017. HF352
• Harvard Forest Schoolyard LTER Data since 2004. HF412
• Hemlock Understory Vegetation Plots at Harvard Forest since 2002. HF048
• Hemlock Woolly Adelgid and Elongate Hemlock Scale Surveys in Connecticut and Massachusetts 1997-2011. HF289
• Herbaceous Community Composition in CRUI Land Use Project at Harvard Forest 1996. HF142
• Herbaceous Species in CRUI Land Use Project at Harvard Forest 1996. HF136
• Herbaceous Stratum Sunfleck Regimes in CRUI Land Use Project at Harvard Forest 1998. HF140
• History and Dynamics of American Beech in Coastal New England 1620-2006. HF195
• Holocene Development of a Forested Wetland in Central Massachusetts from 12500 BP to Present. HF100
• Hurricane Recovery Plots at Harvard Forest since 1937. HF040
• Hydraulic Pathways in Leaves of Temperate Trees at Harvard Forest 2002. HF092
• Impacts of Climate Warming on Trophic Function at Harvard Forest and Duke Forest 2013. HF276
• Impacts of Nutrient Availability on Calystegia Spithamaea at Harvard Forest 2013. HF216
• Impacts of Phloem Chilling and Compression on Mature White Pine at Harvard Forest 2018. HF422
• Impacts of Phloem Chilling on Mature Red Maples at Harvard Forest 2019. HF421
• Incidence of Ticks and Tick Bites at Harvard Forest since 2006. HF299
• Influence of Little Ice Age on New England Vegetation from 2000 BP to Present. HF078
• Inventory of Ants at the Black Rock Forest in Cornwall NY 2006-2015. HF097
• LANDIS-II PnET Impacts of Warming on Forest Net Primary Productivity in New England 2010-2100. HF325
• LANDIS-II PnET Simulation of Recent Trends in Forest Change in New England 2010-2060. HF316
• Land Use and Forest Dynamics at Harvard Forest 1937-2013. HF015
• Land Use on the Southern New England and New York Coasts 1600-2001. HF044
• Landscape Phenology from Unmanned Aerial Vehicle Photography at Harvard Forest 2013. HF294
• Landscape Response to Hemlock Woolly Adelgid in Southern New England 1997-2011. HF081
• Leaf Area in the Clearcut Site at Harvard Forest 2010-2012. HF228
• Leaf Gas Exchange in the Clearcut Site at Harvard Forest 2010-2012. HF224
• Leaf Traits of Darlingtonia Californica in Oregon and California 2001. HF327
• Leaf and Flower Phenology of Woody Plant Species at Harvard Forest and Southern Quebec 2015. HF314
• Linking Community Dynamics and Ecosystem Function at Harvard Forest 1996-2000. HF035
• Linking Xylem Diameter Variations with Sap Flow Measurements at Harvard Forest 2003-2006. HF129
• Litterfall in Hemlock Removal Experiment at Harvard Forest since 2005. HF161
• Litterfall in the Clearcut Site at Harvard Forest 2012. HF230
• Litterfall, Biomass and Productivity in CRUI Land Use Project at Harvard Forest 1996-1997. HF133
• Long-Term Dynamics of Oak and Chestnut in Central Massachusetts from 3500 BP to Present. HF073
• Long-term Vegetation Dynamics in Southwestern New Hampshire from 13000 BP to Present. HF077
• Long-term Vegetation Dynamics on the Massachusetts Coast from 2000 BP to Present. HF076
• Lyford Mapped Tree Plot at Harvard Forest since 1969. HF032
• Maple Reproduction and Sap Flow at Harvard Forest since 2011. HF285
• Mapped Trees in CRUI Land Use Project at Harvard Forest 1996-2006. HF137
• Mark-Recapture of Rodent and Shrew Populations in a Declining Hemlock Stand at Harvard Forest 2012. HF208
• Massachusetts Timber Harvesting Study 1984-2003. HF080
• Microclimate in CRUI Land Use Project at Harvard Forest 1997. HF138
• Modeling Impacts of Climate Change on Mangroves Worldwide 2012-2080. HF022
• Monitoring Amphibians in the Declined Hemlocks at Harvard Forest 2013-2014. HF270
• Moose Foraging in Temperate Forests of Central Massachusetts 2005. HF115
• Moths, Ants and Pitcher Plants in Bogs at Harvard Forest and Belchertown MA 2007-2013. HF159
• Nitrogen Cycling Dynamics in Sarracenia Purpurea at Harvard Forest 2004-2005. HF096
• Nitrogen Deposition and Pitcher Plant Morphology in Massachusetts and Vermont 1998-1999. HF330
• Nonstructural Carbohydrates in Defoliated Oaks in Central Massachusetts 2019-2020. HF369
• Nonstructural Carbohydrates in Forest Trees at Harvard Forest 2007-2010. HF176
• Nonstructural Carbohydrates in Red Maple at Harvard Forest and Bartlett Forest 2011-2012. HF225
• Nonstructural Carbon, Phenology and Wood Formation in Three Tree Species at Harvard Forest 2017-2019. HF361
• Northern Range Limit of Aphaenogaster picea in Maine 2015. HF323
• Oak Forest Response to Lymantria dispar Defoliation in Central Massachusetts since 2019. HF424
• Organic and Inorganic Nitrogen Uptake by Sarracenia Purpurea at Harvard Forest and Fort Albany ON 2007. HF146
• Overstory Mapped Tree Plots at Harvard Forest since 1990. HF036
• Overstory Vegetation in Hemlock Removal Experiment at Harvard Forest since 2003. HF126
• Permanent Plots at Pisgah State Forest in Winchester NH since 1984. HF041
• PhenoCam Images and Canopy Phenology at the Harvard Forest Barn Tower since 2011. HF415
• PhenoCam Images and Canopy Phenology at the Harvard Forest Farm since 2015. HF416
• PhenoCam Images and Canopy Phenology at the Harvard Forest Hemlock Tower since 2010. HF417
• PhenoCam Images and Canopy Phenology at the Harvard Forest LPH Tower 2010-2021. HF414
• PhenoCam Images and Canopy Phenology at the Harvard Forest Witness Tree since 2014. HF418
• Phenology and Vegetation Growth in Prospect Hill Soil Warming Experiment at Harvard Forest 1992-1993. HF033
• Photosynthetic Light Response Curves in CRUI Land Use Project at Harvard Forest 1998. HF139
• Photosynthetically Active Radiation in the Clearcut Site at Harvard Forest 2013. HF231
• Predator Contributions to Belowground Responses to Climate Warming at Harvard Forest 2014. HF275
• Prey Capture by Carnivorous Plants Worldwide 1923-2007. HF111
• Prospect Hill Forest Plots at Harvard Forest 2013. HF271
• Radiometric and Meteorological Data from Harvard Forest Barn Tower Since 2011. HF249
• Red Maple Seedling Soil Warming Experiment in Harvard Forest Lath House 2015. HF291
• Red-backed Salamanders as Indicators of Hemlock Forest Health at Harvard Forest 2014. HF292
• Regeneration Following Clearcutting Study at Harvard Forest since 1991. HF047
• Role of Moose and Deer Browsing in Unharvested Forests of Southern New England since 2011. HF241
• Root Systems of Individual Plants Worldwide 2022. HF426
• Salamander Abundance at Harvard Forest 2003-2004. HF075
• Salamander Response in Hemlock Removal Experiment at Harvard Forest 2003-2005. HF038
• Sap Flow in Red Maple and Red Oak in the Harvard Forest Snow Removal Study 2011. HF338
• Sap Flow of Northern Red Oak Trees Under Ecosystem Warming at Harvard Forest 2011. HF247
• Sapwood Temperatures in Hemlock Trees at Harvard Forest HEM Tower 1997-1998. HF156
• Sarracenia Purpurea Prey Capture at Harvard Forest 2008. HF114
• Scaling Sarracenia in North America 1900-2100. HF349
• Seed Dispersal and Seedling Establishment of Sarracenia Purpurea at Hawley Bog, MA 1998-1999. HF331
• Seedling Survey of the CTFS-ForestGEO Plot at Harvard Forest since 2017. HF355
• Seedlings and Saplings in the Clearcut Site at Harvard Forest 2010-2013. HF232
• Soil Characteristics in the Clearcut Site at Harvard Forest 2012. HF227
• Soil Gas Exchange in the Clearcut Site at Harvard Forest 2011-2013. HF223
• Soil Microbial Community Effects on Quercus Rubra Seedling Survival at Harvard Forest 2016-2017. HF333
• Species Distribution Modeling of Carnivorous Plants Worldwide. HF332
• Specific Leaf Area in the Clearcut Site at Harvard Forest 2012. HF229
• Stand and Community Response to Hemlock Woolly Adelgid in Southern New England since 1995. HF021
• Stoichiometry of Bogs and Bog Plants in Massachusetts and Vermont 2002. HF329
• Structure of Ant Communities in Declining Hemlock Stands at Harvard Forest 2003. HF065
• Survey of Wild Bee Pollinators on Nyssa Sylvatica at Harvard Forest since 2021. HF425
• Synthesis of Sarracenia Research in North America 1982-2018. HF340
• Thresholds and Regime Shifts at Four LTER Sites (CCE, JRN, PAL, SBC) 1951-2009. HF170
• Thresholds and Tipping Points in a Sarracenia Microecosystem at Harvard Forest 2012-2013. HF205
• Timber Harvesting Field Study in Western Massachusetts 2004-2005. HF127
• Tree Canopy Leaf Area Index in CRUI Land Use Project at Harvard Forest 1997. HF134
• Tree Growth and Coarse Woody Debris in Regenerating Forests at Harvard Forest since 2008. HF175
• Tree Seed Dispersal in Hemlock Removal Experiment at Harvard Forest 2005. HF120
• Tree Seedlings in CRUI Land Use Project at Harvard Forest 1996. HF141
• Umbilicaria Mammulata and Nitrogen Deposition at Harvard Forest 2006. HF164
• Understory Removal Experiment at Harvard Forest 1956-2018. HF313
• Understory Vegetation in Hemlock Removal Experiment at Harvard Forest since 2003. HF106
• Ungulate Browsing and Foundation Tree Regeneration in Central New England 2010. HF242
• Ungulate-Disturbance Interactions in Hemlock Ecosystems at Harvard Forest since 2012. HF203
• Vegetation Cover in the Clearcut Site at Harvard Forest 2010-2013. HF222
• Vegetation Patterns of a New England Sand Plain in Montague MA 1993-1995. HF017
• Vegetation Response in Simulated Hurricane Experiment at Harvard Forest since 1990. HF002
• White Pine Girdling and Compression Experiment at Harvard Forest 2017-2019. HF348
• Whole-Tree Nonstructural Carbohydrate Budgets in Five Species at Harvard Forest 2014. HF308
• Xylem Embolism Formation, Refilling and Water Storage in Tree Trunks at Harvard Forest 2012. HF269