Aluminum toxicity
nounPronunciation: /ˌæl.jəˈmɪn.i.əm tɒkˈsɪs.ɪ.ti/
The deleterious effects of excessive aluminum accumulation in plant tissues, which impairs root growth, nutrient uptake, and cellular metabolism. This abiotic stress is particularly prevalent in acidic soils where aluminum solubility is high.
Plain English
Damage to plants caused by too much aluminum absorbed from acidic soils, harming root growth and nutrient uptake.
Etymology & History
Usage
"Aluminum toxicity severely restricts crop production in acidic soils covering vast agricultural regions worldwide."
Style guide notes: Use 'aluminum toxicity' as a noun phrase describing the stress condition; avoid 'aluminium' in technical English contexts.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
Why is aluminum toxic to plants in acidic soils?
In acidic conditions, aluminum dissolves into highly toxic ionic forms that bind to cell walls and membranes, disrupting cell division and nutrient transport.
How do plants tolerate aluminum toxicity?
Aluminum-tolerant plants exclude or chelate aluminum using organic acids like malate and citrate, or accumulate it in vacuoles safely.
Why Test Candidates on This?
Important in soil science, crop stress physiology, and agricultural stress management assessments.
Required skill level: Mid