Trusted by millions of Kenyans
Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Discuss the main effects of soil acidification on plants

Discuss the main effects of soil acidification on plants.

Answers


Paul
- Increased concentration of PH sensitive metals to potentially toxic levels for land plants especially Al, but also mn,cr, cu,ni,and zn.
- Reduced nutrient supply (n,s and p remain immobilized in soil organic matter which is not as efficiently degraded by soil microbes at low pH)
- Reduced calcium and other cations supply lost to drainage water .
reduced uptake of phosphate and molybdate by plants
- Nitrification (oxidation of ammonium to and nitrate.
- Nitrogen fixation by legumes hosted soil microbes is reduced unless acid tolerant strains are present.
Frederick paul answered the question on November 5, 2018 at 11:30

Answer Attachments

Exams With Marking Schemes

Related Questions