Compaction / plough pan
Compaction is a closed road. Subsoiling is roadwork, not this season’s fertiliser.
- Compaction / plough pan。
- Compaction is a closed road. Subsoiling is roadwork, not this season’s fertiliser.。
- A hoe that will not enter, ponding, sideways roots. The hard lid under the rotavator layer is a plough pan.。
- A hoe that will not enter, ponding, sideways roots. The hard lid under the rotavator layer is a plough pan.。
How it appears on the sheet
A hoe that will not enter, ponding, sideways roots. The hard lid under the rotavator layer is a plough pan.
A sketch. Do not fertilise from the picture alone.Common units
Read bulk density, pores and a dug pit — not a bag of fertiliser.
How to read the number
A hoe that will not enter, ponding, sideways roots. The hard lid under the rotavator layer is a plough pan. Tilling wet, wheelings, and rotavating without subsoiling iron a shallow lid. OM is the glue Easy to mix up: Dry hard soil melts when watered; a pan is a shiny lid underneath that water cannot cross Compaction is a closed road. Subsoiling is roadwork, not this season’s fertiliser.。
Thresholds only, not a prescription. Rates live in the field guide. This page does not hand you a bag count.
What it looks like in the field
A hoe that will not enter, ponding, sideways roots. The hard lid under the rotavator layer is a plough pan.
Don’t do this
- A wet rotavate counted as subsoiling.
- Inverting raw subsoil every year.
- Dry hard soil melts when watered; a pan is a shiny lid underneath that water cannot cross.