Data Variables related to Data Files Structures

Nid Label Name Definitionsort icon unit Data Files Structures referrers:
11351 Plantspecies Species name of plant Species name of the leaves used in the experiments Species name of the leaves used in the experiments
11352 Plantspecies Species name of plant Species name of the leaves used in the experiments Species name of the leaves used in the experiments
11331 SOLARRAD(WATTS_M2) Solar radiation in watts per meter squared Solar radiation measured in watts per meter squared as measured by a LiCor silicon pyranometer. It is a measure of the total incoming light intensity available for photosynthesis and evaporation. wattsPerMeterSquared
11332 SOLARRAD(KJOULES_M2_DAY) Solar Radiation in kilojoules per meter squared per day Solar Radiation measured in Kilo Joules per meter squared per day as measured by a LiCor silicon pyranometer. It is a measure of the total incoming light intensity available for photosynthesis and evaporation. kilojoulePerMeterSquaredPerDay
11326 SOIL_PH Soil pH Soil pH was measured using a paste of 1:1 ratio of fresh soil and deionized water. Common letters within a column in summary indicate no significant difference (Scheffe's multi-range test alpha = 0.10) between successional communities. dimensionless
11325 SOIL_H2O_percent Soil moisture content Soil moisture content calculated for each site by oven-drying 15 g of fresh sample at 105 celsius for 48 hrs. Common letters within a column in summary indicate no significant difference (Scheffe's multi-range test alpha = 0.10) between successional communities. dimensionless
12025 M soil moisture percentage soil moisture (M) percentage of dry weight percent
11322 Na Sodium Sodium (up to 1994 by atomic absorption spectroscopy; after 1994 by ion chromatography with conductivity detection) in mg/L milligramsPerLiter
12108 Na (ppm) Sodium (parts per million) Sodium (parts per million) partsPerMillion
10889 meansize_mm_mainChannel Mean size in millimeters at main channel Snail mean size in millimeters at main channel millimeter
12093 position position Slope position. R = riparian, U = Upland
12653 Reach_slope_% Slope of Quebrada Bisley Slope of Quebrada Bisley 3 over study reach percent
12395 "mesh" Litter bag mesh size Size of litterbag mesh. BIG = Large litterbag - 1.8 mm, SMA = Small litterbag - 0.475 mm
12101 size Size of larvae Size of larvae of Acrocercops sp upon emergence millimeter
11508 TransectPlot Transect-plot identifier Sixty 2x2 m seedling and sapling plots; associated with appoximately every other grid pole and representative of habitat frequencies; topographic locations and aspect. Format: A#; whereA is in{A;...;K; B is in {1;...;11} Sixty 2x2 m seedling and sapling plots; associated with appoximately every other grid pole and representative of habitat frequencies; topographic locations and aspect. Format: A#; whereA is in{A;...;K; B is in {1;...;11}
11144 Transectplot Plot identifier Sixty 2x2 m seedling and sapling plots; associated with appoximately every other grid pole and representative of habitat frequencies; topographic locations and aspect (Format: A#: {A;...;K}{1;...;11}) Sixty 2x2 m seedling and sapling plots; associated with appoximately every other grid pole and representative of habitat frequencies; topographic locations and aspect (Format: A#: {A;...;K}{1;...;11})
10835 INCUBATION_SITE Location of incubation Site where litterbag was placed for decomposition. No data is missing in this field.
11307 siteName Site name Site name identifying nearest bridge or road; or river mouth Site name identifying nearest bridge or road; or river mouth
10499 SITECODE Code of site Site identification as assigned by NADP/NTN Site identification as assigned by NADP/NTN
11301 SiO2 Silica Silica [automated colorimetric analysis (molybdate blue)] in mg SiO2/L milligramsPerLiter
11987 SIGTHETA Sigma theta Sigma theta is the standard deviation of the wind vector during the measurement interval. It is a measure of turbulence in the wind field and is used in atmospheric deposition models as a measure of the intrusion of turbulent eddied into the plant canopy. degree
11288 COMMENTS Sex; measurement; and age of some coquies Sex; measurement in mm; and age of some of the observed coquies Sex; measurement in mm; and age of some of the observed coquies
12046 COMMENTS Sex, measurement, and age of some coquies Sex, measurement in mm, and age of some of the observed coquies
11287 SEX Sex of frog Sex of captured frog; It is left blank if the sex could not be determined.
11286 SEX/AGE Sex of adults or age stage Sex of adults or age stage
11254 SAMPLENUM Sample Number Sequential number of sampling since January 1993 to present. number
9689 PlantNum Plant number Sequential number of plant sampled
12219 ActualBractNo Actual bract no. Sequential number of bract, counting from lowest
10989 OB_GERM number of germinated seeds Seeds germinated on observation day. There are no missing data for this variable. dimensionless
10143 OB_GERM number of germinated seeds Seeds germinated on observation day. There are no missing data for this variable.
11277 SECTION Section of transect Section of transect where obervation was performed
12589 L939AL Littered plant part September 1993 Section of plant that had litter on it in September 1993. Used only from May 1993 through September 1994 as it became clear that almost all litter fell on the apex.
12583 L945AL Littered plant part May 1994 Section of plant that had litter on it in May 1994. Used only from May 1993 through September 1994 as it became clear that almost all litter fell on the apex.
12592 L935AL Littered plant part May 1993 Section of plant that had litter on it in May 1993. Used only from May 1993 through September 1994 as it became clear that almost all litter fell on the apex.
12586 L941AL Littered plant part January 1994 Section of plant that had litter on it in January 1994. Used only from May 1993 through September 1994 as it became clear that almost all litter fell on the apex.
9795 SOLRADSEC Maximum solar radiation time seconds Seconds when maximum solar radiation was recorded in hours and minutes following the 24-hours format second
9792 PPDFMAXSEC Maximum Photosynthetic photon flux density time seconds Seconds when maximum photosynthetic photon flux density was recorded in hours and minutes (hhmm) following the 24-hours format second
11761 Longitude sec Longitude sec Seconds longitude
11758 Latitude sec Latitude sec Seconds latitude
11175 PLOT2 Post number 2 Second number identifying grid post at sampling point dimensionless
11665 PLOT2 Plot number 2 Second number identifying grid plot at sampling point
11272 SEASON Season Season of observation
11273 Season Season code Season code containing the last two digit of the year; the season (W for wet); and in the summary of 1999 a digit representing the date in which the observation was done (1 for 06/20/94; 2 for 07/04/94; and 3 for 07/24/94) Season code containing the last two digit of the year; the season (W for wet); and in the summary of 1999 a digit representing the date in which the observation was done (1 for 06/20/94; 2 for 07/04/94; and 3 for 07/24/94)
11268 Scientific name Scientific name Scientific name of the tree species which compose fresh leaf materials in litterbags that represent natural litterfall in forest. No data is missing in this field.
10940 SPECIESNAME Name of species observed Scientific name of species observed.
11269 EXOTIC_SPECIES Scientific name of exotic species Scientific name of an exotic earthworm found in a forest type Scientific name of an exotic earthworm found in a forest type. Amynthas rodericensis (Grube), Pontoscolex corethrurus (Muller)
11270 NATIVE_SPECIES Scientific name of native species Scientific name of a native earthworm found in a forest type Scientific name of a native earthworm found in a forest type
11257 site Sampling site Sampling site in lower Rio Mameyes
12037 Sample weight (g) Sample Weight Sample Weight gram
10590 A/B/L/R Decomposed Above/Decomposed Below/Leaf/Root Sample was decomposed above- or below-ground; leaf or root.No data is missing for this field. Sample was decomposed above- or below-ground; leaf or root.No data is missing for this field.
12039 Sample P (%) Sample Phosphorus percent Sample Phosphorus percent percent
12113 Sample Phosphorus (mg/g) Sample Phosphorus (mg/g) Sample Phosphorus (mg/g) milligramPerGram
10808 LRW Leaf/Root/Wood Sample is leaf; root or wood.No data is missing for this field. Sample is leaf; root or wood.No data is missing for this field.
12089 sample sample Sample identifying number by year
11251 Sample_ID Sample ID Sample ID number assigned by Oregon State University (OSU).No data is missing for this field.
12031 Fresh Weight of roots (gr) Fresh Weight of roots Roots wt (g) - 1, Fresh Weight of roots (gr) -2, 3 g
11243 rivermouthConnecttoOcean Rivermouth connection to ocean Rivermouth connection to ocean throughout the year. Connection can be restricted by sandbar chocking or dewatering of coastal plain reaches. Connection can be maintained by high flows yearround. Re-connection of chocked rivermouths occur during seasonal (yearly flooding) or episodic (hurricanes; dam water release) flooding
11240 RIVER River River sampled for snail distribution and location of water chemistry or discharge station River sampled for snail distribution and location of water chemistry or discharge station
11663 PLACE Observation place Research area or plot where observation was made
9850 Reported_N2O_Flux_ng_N_cm-2_hr-1 Reported N2O Flux Reported Nitrous oxide (N2O) flux ( in ng N cm-2 hr-1) nanogram of Nitrogen per squareCentimeters per hour
9849 Reported_CH4_Flux_ng_C_cm-2_hr-1 Reported CH4 Flux Reported Methane (CH4) Flux (in ng C cm-2 hr-1) nanogram of Carbon per squareCentimeters per hour
9848 Reported_CO2_Flux_ug_C_cm-2_hr-1 Reported CO2Flux Reported carbon dioxide (CO2) flux (in ug C cm-2 hr-1) microgram of Carbon per squarecentimeters per hour
11237 REPLICATE Replicate plots Replicate plots (10x10 m) that were established within each topographic area of each catchment; resulting in 15 plots in each catchment during year 1 and 2 and during year 5; three replicate plots (15x30 m) that were established in each topographic area of each catchment; resulting in 9 plots per catchment. No data is missing in htis field. Replicate plots (10x10 m) that were established within each topographic area of each catchment; resulting in 15 plots in each catchment during year 1 and 2 and during year 5; three replicate plots (15x30 m) that were established in each topographic area of each catchment; resulting in 9 plots per catchment. No data is missing in htis field.
11238 REPLICATE Replicate plots Replicate plots (10x10 m) that were established within each topographic area of each catchment; resulting in 15 plots in each catchment during year 1 and 2 and during year 5; three replicate plots (15x30 m) that were established in each topographic area of each catchment; resulting in 9 plots per catchment. No data is missing in htis field. Replicate plots (10x10 m) that were established within each topographic area of each catchment; resulting in 15 plots in each catchment during year 1 and 2 and during year 5; three replicate plots (15x30 m) that were established in each topographic area of each catchment; resulting in 9 plots per catchment. No data is missing in htis field.
11252 REP Sample replicate number Replicate number of sample. No data is missing for this field. Replicate number of sample. No data is missing for this field.
12471 GAP Canopy gap size in the year Relative size of the canopy gap directly over the seedling subplot, determined by subjectively assessing how many large tree crowns are missing from the canopy. 0=Zero, S=Small, M=medium, L=Large
12326 BractPosition Bract position Relative position of bract on the inflorescence. Upper, middle or lower.
9782 RELHUM(PERCENT) Relative humidity Relative humidity as measured by a capacitive sensor under AC excitation in a radiation shield. percent
12094 side side Refers to different sets of samples: i.e. due to differences in hurricane damage, additional plots were added at the 1990 Icacos site. N and S refer to the position relative to the stream. N is the the north side of the stream and minimally disturbed, S is the south side and severely disturbed.
11226 RECNUM Record number RECNUM - record number record number
9102 DENS4 Densio-meter reading 4 Reading #4 from a spherical densiometer that was positioned 0.5 m away from one of the 4 cardinal directions to measure canopy openness. The reading gives a percent of canoppy cover. A blank cell means measurement was not taken. percent
9101 DENS3 Densio-meter reading 3 Reading #3 from a spherical densiometer that was positioned 0.5 m away from one of the 4 cardinal directions to measure canopy openness. The reading gives a percent of canoppy cover. A blank cell means measurement was not taken. percent
9100 DENS2 Densio-meter reading 2 Reading #2 from a spherical densiometer that was positioned 0.5 m away from one of the 4 cardinal directions to measure canopy openness. The reading gives a percent of canoppy cover A blank cell means measurement was not taken. percent
9099 DENS1 Densio-meter reading 1 Reading #1 from a spherical densiometer that was positioned 0.5 m away from one of the 4 cardinal directions to measure canopy openness. The reading gives a percent of canopy cover. A blank cell means measurement was not taken. percent
12652 Reach_length_m Reach length of study Reach length used in Quebrada Bisley 3 for experiment meter
10283 ALBEDO_WPERM2 Albedo Ratio of outgoing to incoming radiation dimensionless
11877 RAIN(MM) Rainfall Rate of liquid water precipitation, measured by a tipping bucket gauge. Summing the recorded values over a time period gives total rain. Values divided by the length of the recording interval gives the rainfall intensity (i.e., mm/hr). millimeter
9780 RAINFALL (MM) Rainfall Rate of liquid water precipitation, measured by a tipping bucket gauge. data shown are generated by taking missing day and next collection, dividing by number of days in collection. Summing the recorded values over a time period gives total rain. Values divided by the length of the recording interval gives the rainfall intensity (i.e., mm/hr). millimeters
9095 RC Rock Cover Ranked variable respresenting precent rock cover. A blank cell means measurement was not taken. dimensionless
9097 Vine Cover Ranked variable respresenting precent cover of vines. A blank cell means measurement was not taken.
11540 VC Vine Cover Ranked variable respresenting precent cover of vines dimensionless
9096 LC Litter Cover Ranked variable respresenting precent cover of leaf litter. A blank cell means measurement was not taken. dimensionless
9098 DWC Dead Wood Cover Ranked variable respresenting precent cover of dead wood. A blank cell means measurement was not taken. dimensionless
12606 Cover class Cover class of estimate per m2 of plant species Range under which the estimate of the plant species' habitat type or canopy closure per m2 falls.
10740 CLASS_(cm) Height Class Range of heights in cm in which the the height of the plant falls into. Precision of determination of height is ±.01. centimeter
10899 Microcosm Microcosm code number Random number assigned the combination ofplant and fungal species dimensionless
11573 RAINFALL_MM Weekly rainfall Rainfall collected in plastic funnel projected above the canopy and connected to a ground level storage bottle by 25m of plastic tubbing millimeter
12645 Nitrification_Vf_m-sec Nitrification velocity Quebrada Bisley Quebrada Bisley 3 nitrification velocity in meter per second metersPerSecond
12643 Nitrification_Sw_m Nitrification length Quebrada Bisley 3 Quebrada Bisley 3 nitrification length in meters meter
12648 NO3_Vf_m-sec Nitrate uptake velocity Quebrada Bisley Quebrada Bisley 3 nitrate uptake velocity in meter per second metersPerSecond
12646 NO3_Sw_m Nitrate uptake length Quebrada Bisley Quebrada Bisley 3 nitrate uptake length in meters meter
12647 NO3_U_ug-m2-sec Nitrate areal uptake Quebrada Bisley Quebrada Bisley 3 nitrate areal uptake in micrograms per meter per second microgramsPerSquareMeter per Seconds
12637 NO3_Ave_ugN-L Quebrada Bisley 3 average concentration of nitrate Quebrada Bisley 3 average concentration of nitrate in ug N per Liter microgramPerLiter
12636 NH4_Ave_ugN-L Quebrada Bisley 3 Ammonia average concentration Quebrada Bisley 3 average concentration of ammonia in ug N per Liter microgramPerLiter
12642 NH4_Vf_m-sec Ammonium uptake velocity Quebrada Bisley Quebrada Bisley 3 ammonium uptake velocity in meter per second metersPerSecond
12640 NH4_Sw_m Ammonium uptake length Quebrada Bisley Quebrada Bisley 3 ammonium uptake length in meters meter
12641 NH4_U_ug-m2-sec Ammonium areal uptake Quebrada Bisley Quebrada Bisley 3 ammonium areal uptake in micrograms per meter per second microgramsPerSquareMeter per Second
12644 Nitrification_U_ug-m2-sec Nitrification by area Quebrada Bisley Quebrada Bisley 3 ammonium areal nitrification in micrograms per meter per second microgramsPerSquareMeter per Seconds
11219 FROGAMOUNT Quantity of frogs found Quantity of frogs found on the grid dimensionless
12097 propwt Proportion weight remaining Proportion of the initial sample weight remaining after adjusting for moisture and soil contamination