Project Objectives - To determine EO hemp (Cannabis sativa) response to applied nitrogen.
Project Description - Grain & Fiber N Study
Project Protocol - 3 varieties x 6 rates x 4 reps. (18 trt). (72 plots.)
Field size: L 242' x W 160’. (0.89 ac).
Plot size: L 25' x W 12'. (300 sqft).
Field Design - RCB with 4 reps. Blocked by replication.
Field Diagrams - Maps can be found on TEAMS.
Projected Start Date- Early May.
Projected End Date- September/October.
Project Manager(s)- Ajit, Tamara, Daniel.
Projected Planting Date- 5/18-19.
Crop(s)- Hemp: Essential oil - cv. Abound, SS-Beta, Yuma
Irrigation - Solid set: over-head sprinklers.
Applications - Six (6) Nitrogen treatments, split between **four (4) applications.
Planting methods - Center of mounds. Earthway manual mechanical seeder.
Data Collection & Sampling -
Project Maintenance - Weeding as needed.
Equipment needed - Moldboard plow, Harrow disk, raised bed shaper, roto-tiller, herbicide wagon, others - TBD.
Field crew assistance - Yes. For irrigation and land preparation.
_
Land Request
Preferred block- Block 1.
Section- South.
Area/Acres requested-L 242' x W 160’. (0.89 ac).
Greenhouse - No.
To Do: Update check list
-[] Complete TREC Land Request
-[] Complete TREC Greenhouse Request
-[] Request faculty sponsor to complete UFarm request.
Land Preparation
Cultivation (mowing, moldboard plow, disc and level the field, form raised beds, drilling holes, etc.) - Standard
cultivation.
Row Length - L 25' x W 12'. (300 sqft).
In-Row Spacing - ?
Between-Row Spacing - 1.5'
Field Buffers - 30-40'.
Seeding? (Direct, Broadcast, Incorporated, Drill, Earthway, etc.) - Yes. Earthways.
Transplants? - No.
Support Structure (Rebar, String, etc.) - No.
Plastic Mulch? - No.
Full image of field layout, design, and plot arrangement - Maps and layouts can be found on TEAMS.
Date to complete land preparation - 5/17-18.
To Do: Update check list
-[] Complete TREC field preparation request
-[] Row Crop
-[] Plastic Culture
Irrigation
Drip Tape? (drip placement, emitter spacing, flow-rate GPM/100 ft., etc.) - Drip tape. Two lines per bed.
Solid set? (overhead irrigation, micro-sprinkler) - Solid set - overhead.
Irrigation Timing (frequency and trigger) - As needed*
*[Once per week for the first 2-3 weeks to germinate and establish**].
Irrigation Amount (per application) - 1 inch.
To Do: Update check list
-[] Complete TREC fieldwork request for irrigation.
Fertilizer Application
Label Name - Urea (N), Triple Super Phosphate (P), Sulfate of Potash (K)
Analysis rates (NPK, etc.) - 46-0-0 (N), 0-46-0 (P), 0-0-50 (K)
Application rate per acre:
Application method (banded on top of the bed, soil incorporation, etc.) - Pre-plant incorporated - except nitrogen.
Application timing and frequency - TBD.
Lab or field personnel - Ajit, Tamara, Daniel.
To Do: Update check list
-[] Fertilizer request form
Herbicide Application
Label Name - Dual Magnum.
Active ingredient(s) and concentration - S-metolachlor, benoxacor.
Resistance Management: Group 15 Herbicide.
Restricted Entry Interval (REI): 24 hours.
Application rate per acre - 1 pint.
Application method (pre-plant broadcast incorporated, shank or drip applied, etc.) - pre-planting, sprayer.
Application timing and frequency - Once at pre-planting.
Lab or field personnel - Daniel, Ajit, Jacob.
To Do: Update check list
-[] Worker Protection Standard Training
-[] Review "Training Workers and Handlers under the 2016 Revision Requirements" by Frederick M. Fishel.
-[] Found in the TREC network Unit drive > TREC Pesticide Use information > WPS information
-[] Pesticide/Herbicide request form
Project Maintenance Events
Research treatment application - Six (6) Nitrogen treatments, split between four (4) applications. - TBD.
Weeding - PRE: Dual Magnum. POST: cultivation or hooded applications.
Scouting - Weekly.
Sampling -
Harvesting and Sampling -
Project removal - September/ October.
To Do: Update check list
-[] Equipment Request
-[] Complete TREC fieldwork request well ahead of maintenance events.
Data Collection & Sampling
Database - TEAMS, GitHub.
Data type:
Rainfall, irrigation, temperature
Soil moisture
Mehlich 3 P, pre-plant, 0-6”, block-level
Total N (dry combustion), pre-plant, 0-6”, block-level
NO3- & NH4+, pre-plant, 0-6”, block-level
SOM, pre-plant, 0-6”, block-level
Soil water holding capacity
Plants/m2 after emergence
Leaf tissue nutrient concentrations (N & P) i. Stage 1 ii. Stage 2 iii. Stage 3 iv. Stage 4 v. Stage 5
Biomass at harvest
Yield, moisture, test weight
Mehlich 3 P, post-harvest, 0-6”, plot-level
Total N (dry combustion), post-harvest, 0-6”, plot-level
NO3- & NH4+, post-harvest, 0-6”, plot-level
SOM, post-harvest, 0-6”, plot-level.
Data storage -
Metadata -
Data collection -
Protocols -
Timing -
Logistics -
Sample processing and analysis -
_
Contingencies
What important decisions are next to be made or remain a challenge?
Predicting weather patterns.
Making progress despite weather delays/ shifting efforts.
Danielcalza
commented
1 year ago
Project Overview
To Do: Review check list
Project Objectives - To determine EO hemp (Cannabis sativa) response to applied nitrogen. Project Description - Grain & Fiber N Study Project Protocol - 3 varieties x 6 rates x 4 reps. (18 trt). (72 plots.) Field size: L 242' x W 160’. (0.89 ac). Plot size: L 25' x W 12'. (300 sqft). Field Design - RCB with 4 reps. Blocked by replication. Field Diagrams - Maps can be found on TEAMS. Projected Start Date- Early May. Projected End Date- September/October. Project Manager(s)- Ajit, Tamara, Daniel. Projected Planting Date- 5/18-19. Crop(s)- Hemp: Essential oil - cv. Abound, SS-Beta, Yuma Irrigation - Solid set: over-head sprinklers. Applications - Six (6) Nitrogen treatments, split between **four (4) applications. Planting methods - Center of mounds. Earthway manual mechanical seeder. Data Collection & Sampling - Project Maintenance - Weeding as needed. Equipment needed - Moldboard plow, Harrow disk, raised bed shaper, roto-tiller, herbicide wagon, others - TBD. Field crew assistance - Yes. For irrigation and land preparation. _
Land Request
To Do: Update check list -[] Complete TREC Land Request -[] Complete TREC Greenhouse Request -[] Request faculty sponsor to complete UFarm request.
Land Preparation
Cultivation (mowing, moldboard plow, disc and level the field, form raised beds, drilling holes, etc.) - Standard cultivation. Row Length - L 25' x W 12'. (300 sqft). In-Row Spacing - ? Between-Row Spacing - 1.5' Field Buffers - 30-40'. Seeding? (Direct, Broadcast, Incorporated, Drill, Earthway, etc.) - Yes. Earthways. Transplants? - No. Support Structure (Rebar, String, etc.) - No. Plastic Mulch? - No. Full image of field layout, design, and plot arrangement - Maps and layouts can be found on TEAMS. Date to complete land preparation - 5/17-18. To Do: Update check list -[] Complete TREC field preparation request -[] Row Crop -[] Plastic Culture
Irrigation
To Do: Update check list -[] Complete TREC fieldwork request for irrigation.
Fertilizer Application
Sulfate of Potash (K) 300 lbs K2O/ac
Application method (banded on top of the bed, soil incorporation, etc.) - Pre-plant incorporated - except nitrogen. Application timing and frequency - TBD. Lab or field personnel - Ajit, Tamara, Daniel. To Do: Update check list -[] Fertilizer request form
Herbicide Application
Label Name - Dual Magnum. Active ingredient(s) and concentration - S-metolachlor, benoxacor. Resistance Management: Group 15 Herbicide. Restricted Entry Interval (REI): 24 hours. Application rate per acre - 1 pint. Application method (pre-plant broadcast incorporated, shank or drip applied, etc.) - pre-planting, sprayer. Application timing and frequency - Once at pre-planting. Lab or field personnel - Daniel, Ajit, Jacob. To Do: Update check list -[] Worker Protection Standard Training -[] Review "Training Workers and Handlers under the 2016 Revision Requirements" by Frederick M. Fishel. -[] Found in the TREC network Unit drive > TREC Pesticide Use information > WPS information -[] Pesticide/Herbicide request form
Project Maintenance Events
Research treatment application - Six (6) Nitrogen treatments, split between four (4) applications. - TBD. Weeding - PRE: Dual Magnum. POST: cultivation or hooded applications. Scouting - Weekly. Sampling - Harvesting and Sampling - Project removal - September/ October. To Do: Update check list -[] Equipment Request -[] Complete TREC fieldwork request well ahead of maintenance events.
Data Collection & Sampling
Database - TEAMS, GitHub. Data type: Rainfall, irrigation, temperature Soil moisture Mehlich 3 P, pre-plant, 0-6”, block-level Total N (dry combustion), pre-plant, 0-6”, block-level NO3- & NH4+, pre-plant, 0-6”, block-level SOM, pre-plant, 0-6”, block-level Soil water holding capacity Plants/m2 after emergence Leaf tissue nutrient concentrations (N & P) i. Stage 1 ii. Stage 2 iii. Stage 3 iv. Stage 4 v. Stage 5 Biomass at harvest Yield, moisture, test weight Mehlich 3 P, post-harvest, 0-6”, plot-level Total N (dry combustion), post-harvest, 0-6”, plot-level NO3- & NH4+, post-harvest, 0-6”, plot-level SOM, post-harvest, 0-6”, plot-level. Data storage - Metadata - Data collection - Protocols - Timing - Logistics - Sample processing and analysis - _
Contingencies
What important decisions are next to be made or remain a challenge?
What could possibly go wrong?