Lexington KY · Lexington KY
Where
Continuous — site context
This whole site has no instrument of its own — showing Lexington KY's streams for context.
Where this sits
| Unit | Kind | Line | Area (m²) | Obs. | Samples | Events |
|---|---|---|---|---|---|---|
| Lexington KY | Whole site | — | — | — | — | 1 |
| P1 | Plot | PHB09 | 300 | 56 | 14 | 3 |
| P2 | Plot | Della | 338 | 56 | 14 | 3 |
| P3 | Plot | TX430 | 211 | 56 | 14 | 3 |
This unit's line of descent, plus anything it contains. Counts are for that unit alone — a block's own row is empty because the measurements were made on the plots inside it.
Crop & management periods
| Unit | Period | Dates | Crop | Germplasm | Treatments |
|---|---|---|---|---|---|
| P1 | 2022 | 2022-05-04 – 2022-10-25 | Sorghum | PHB09 | planting_density: low density |
| P2 | 2022 | 2022-05-04 – 2022-10-25 | Sorghum | Della | planting_density: high density |
| P3 | 2022 | 2022-05-04 – 2022-10-25 | Sorghum | TX430 | planting_density: low density |
| P1-a | 2022 | 2022-05-04 – 2022-10-25 | Sorghum | PHB09 | — |
| P1-b | 2022 | 2022-05-04 – 2022-10-25 | Sorghum | Della | — |
Samples collected
What was measured here
| Variable | Unit | n | Mean | Range | Last | |
|---|---|---|---|---|---|---|
| Aboveground biomass
AGB |
g m-2 | 29 | 1014.676 | 0 – 2312.650 | 2022-10-05 | Chart → |
| Belowground biomass
BGB |
g m-2 | 29 | 560.834 | 0 – 1363.620 | 2022-10-05 | Chart → |
| Canopy height
CANHT |
cm | 29 | 119.518 | 0 – 286.700 | 2022-10-05 | Chart → |
| Leaf area index
LAI |
— | 29 | 2.295 | 0 – 6.110 | 2022-10-05 | Chart → |
| Leaf nitrogen
LEAFN |
% | 29 | 1.571 | 0.900 – 2.360 | 2022-10-05 | Chart → |
| Soil organic carbon
SOC |
% | 29 | 2.428 | 1.106 – 3.143 | 2022-10-05 | Chart → |
| Soil pH
SPH |
— | 29 | 6.444 | 5.611 – 7.185 | 2022-10-05 | Chart → |
| Soil total nitrogen
STN |
% | 29 | 0.218 | 0.106 – 0.296 | 2022-10-05 | Chart → |
Management timeline
+ Record an event| Date | Unit | Event | Detail | Values |
|---|---|---|---|---|
| 2022-05-04 | P1 | Planting | Planted Sorghum | SEED_RATE=21.88 seeds m-2 |
| 2022-05-04 | P2 | Planting | Planted Sorghum | SEED_RATE=31.22 seeds m-2 |
| 2022-05-04 | P3 | Planting | Planted Sorghum | SEED_RATE=31.45 seeds m-2 |
| 2022-05-24 | P2 | Fertilization | Urea side-dress | N_RATE=112 kg ha-1 |
| 2022-05-24 | P1 | Fertilization | Urea side-dress | N_RATE=112 kg ha-1 |
| 2022-05-24 | P3 | Fertilization | Urea side-dress | N_RATE=112 kg ha-1 |
| 2022-07-15 | Lexington KY | Scouting | Observed lodging in NE corner after storm; some leaf senescence. | — |
| 2022-10-25 | P2 | Harvest | Harvested Sorghum | — |
| 2022-10-25 | P3 | Harvest | Harvested Sorghum | — |
| 2022-10-25 | P1 | Harvest | Harvested Sorghum | — |
Time series at this site
Continuous sensor streams stored as catalog-linked observations — one row per variable per timestamp.
| Dataset | Station | Variables | Values | Record | Source |
|---|---|---|---|---|---|
| Weather — Lexington KY 2022 | site-wide | PRECIP · TA_DAILY | 248 | 2022-04-15 – 2022-10-11 |
Provenance & export
Contributing datasets — data recorded on this whole site:
Site context — Lexington KY streams shown above, not recorded on this whole site:
Covering rasters: Economically Marginal Land Confidence Guan 2022, Economically Marginal Land Uncertainty Guan 2022, Marginal Land S1 Cai 2019, Marginal Land S2 Cai 2019, Marginal Land S3 Cai 2019, Marginal Land S4 Cai 2019, Permanent Cropland Guan 2022, Permanent Grassland Guan 2022, PermanentCropland.CONUS.cog.tif, PermanentGrassland.CONUS.cog.tif, Productivity Guan 2022