Agronomic Field Log and Activity Reports — GLBRC Biofuel Cropping System Experiment

Data in the KBS LTER core database may not be published without written permission of the lead investigator or project director Full terms of use

Log of the agronomic activities on the GLBRC sites. See here for an interactive version

This datatable is part of the GLBRC Experiment dataset.

Baseline and general data for the GLBRC Experiments.

Experiment:	GLBRC Biofuel Cropping System Experiment
Data available from:	October 2007 to November 2019
Dataset:	GLBRC083
Datatable ID:	GLBRC083-001.100
Repository link:
Related Tables:	Activity Report Insecticide Use by Year and Treatment GLBRC Intensive Site GPS Coordinates GLBRC KBS Marshall Farm Scale-up Site GPS Coordinates Elevations measured with RTK GPS GLBRC KBS Lux Arbor Reserve Scale-up Site GPS Coordinates KBS GLBRC Intensive Site Crop History Other Materials applied by Year and Treatment KBS GLBRC Scale-up Site Crop History Switchgrass Varieties Planted on GLBRC Research Experiments Perennial seed species and seeding rate of all GLBRC Experiments Geometrical centroids of experiments in GLBRC Intensive Sites Geometric centroids of experiments in GLBRC scaleup sites Geometrical centroids of experiments in GLBRC Extensive Sites Fertilizer applied between 2003 and 2008 to the BCSE Fertilizer Application Report
Personnel:	Phil Robertson, investigator Randy Jackson, investigator Kurt Thelen, investigator Joe Simmons, principal contact Gregg Sanford, principal contact
Last Updated	2023-10-24

Variate	Description	Units
obs date	Date of the Observation
site	site
comment	The observation or operation that was perfomed

Protocols
GLBRC Biofuel Cropping System Experiment: Agronomic Protocol
GLBRC Marginal Land Experiment: Agronomic Protocol

Data Excerpt

obs_date	site	comment
2023-08-31	KBS	Herbicide application to GLBRC G2 (reps 3, 2, 5, 4, 1), Bait Crop area (soybean), and brown house field, LTER CE Study soybeans CE2 (112, 210, 312, 402), and unplanted area of the Lysimeter field. RoundUp PowerMax 3 at 38.5 oz per acre and Ammonium Sulfate at 3.4 lbs per acre were applied post-emergence to control grass weeds. Rate of spray was 20gal/acre on JD rate controller. REI is 4 hours, safe re-entry on Thursday 8/31/23 at 8:00 PM Weather at 10:50 am: Temperature: 63.1°F Wind Direction: East Wind Velocity (3m average): 4.31 mph Relative Humidity: 61.2% Weather at 4:00 pm: Temperature: 73.6°F Wind Direction: East Wind Velocity (3m average): 2.43 mph Relative Humidity: 30.8%
2023-07-26	KBS	Used handheld sprayer to kill trees in G9. Used mixture of 3.2 ounce per gallon water. sprayed to get wet without runoff. sprayed on all trees. mostly rep 1. Just a few that were missed, and new shoots from roots.
2023-07-21	KBS	Sprayed Liquid Fence Deer and Rabbit Repellent around perimeters of GLBRC G1 plots (1, 3, 5, 2, and 4), GLBRC Bait Crop, LTER T8nt plots, and LTER T1R1 (excluding REX area). Product has no REI. Application done to reduce deer damage as corn tassels.
2023-07-18	KBS	Spray weeds in soybeans.
2023-07-12	KBS	Cultivate corn and soybeans. Each pass was done in both directions.