Compaction is when a force is applied to the surface of the growth medium, or even the weight of the growing media itself, the mix volume decreases. It is a common problem in greenhouses, and it limits productivity because roots lose their capacity to stretch out and look for nutrients.
Compaction may refer to:
- Soil compaction, for mechanically induced compaction near the ground surface
- Compaction of ceramic powders
- Compaction (geology), part of the process of lithification involving mechanical dewatering of a sediment by progressive loading under several km of geomaterial
- Compaction of wires or wire strands to form a wire rope or wire cable
- Faecal compaction, an extreme form of constipation
- Waste compaction, related to garbage
- Cold compaction, powder compaction at low temperatures
- Data compaction, related to computers
- Compactor, a device that performs compaction
- Compaction a cellular differentiation process in the early embryo
English
Etymology
From Old French compaction, from Latin compactionem, from compingere.
Pronunciation
- (Received Pronunciation, General American, Canada, General Australian) IPA(key): /kəmˈpækʃən/
- (New Zealand) IPA(key): /kəmˈpɛkʃən/
Noun
compaction (countable and uncountable, plural compactions)
- The process of compacting something, or something that has been compacted.