Urea — Urea Fertilizer Reference
Quick-reference skill for urea fertilizer management, application, and nitrogen chemistry.
When to Use
- Calculating urea application rates for crops
- Managing ammonia volatilization losses
- Understanding nitrogen cycle in soil
- Comparing nitrogen fertilizer sources
- Timing nitrogen applications for maximum efficiency
Commands
intro
scripts/script.sh intro
Overview of urea — chemistry, production, and role in agriculture.
chemistry
scripts/script.sh chemistry
Urea chemistry — hydrolysis, nitrification, nitrogen cycle in soil.
application
scripts/script.sh application
Application methods — broadcast, banded, foliar, fertigation.
rates
scripts/script.sh rates
Crop-specific nitrogen rates and urea calculation.
losses
scripts/script.sh losses
Nitrogen loss pathways — volatilization, leaching, denitrification.
comparison
scripts/script.sh comparison
Comparing nitrogen sources — urea, UAN, ammonium nitrate, anhydrous ammonia.
examples
scripts/script.sh examples
Practical urea application scenarios and calculations.
checklist
scripts/script.sh checklist
Urea application planning checklist.
help
scripts/script.sh help
version
scripts/script.sh version
Configuration
| Variable | Description |
|---|---|
UREA_DIR | Data directory (default: ~/.urea/) |
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