Cation composition in soil solution of two Malaysian soils


Citation

Norhayati Moris, . Cation composition in soil solution of two Malaysian soils. pp. 206-214. ISSN 0127-7065

Abstract

A study was carried out to determine the cation composition in soil solution of two soils commonly cultivated with rubber (Rengam and Munchong series) and their relationships to exchangeable cations. The concentration of the cations in the two soil solutions is generally less than 0.5 cmol ( )/kg. The soluble cation concentrations are higher for Rengam soil an Ultisol than for Munchong soil an Oxisol for all the cations studied viz Ca2 Mg2 K Na and A13. Low concentrations of soluble cations result in soil solutions with low ionic strength. The ionic strength of the two soils is less than 0.008 M with the ionic strength of Rengam soil being higher than that of Munchong soil. A good correlation was observed between soluble and exchangeable cation concentrations. The percentage of exchangeable cation which is readily solubilised is low. The differences in availability of the cations in soil solution are attributed to the clay mineralogy of the inorganic soil colloids.


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Abstract

A study was carried out to determine the cation composition in soil solution of two soils commonly cultivated with rubber (Rengam and Munchong series) and their relationships to exchangeable cations. The concentration of the cations in the two soil solutions is generally less than 0.5 cmol ( )/kg. The soluble cation concentrations are higher for Rengam soil an Ultisol than for Munchong soil an Oxisol for all the cations studied viz Ca2 Mg2 K Na and A13. Low concentrations of soluble cations result in soil solutions with low ionic strength. The ionic strength of the two soils is less than 0.008 M with the ionic strength of Rengam soil being higher than that of Munchong soil. A good correlation was observed between soluble and exchangeable cation concentrations. The percentage of exchangeable cation which is readily solubilised is low. The differences in availability of the cations in soil solution are attributed to the clay mineralogy of the inorganic soil colloids.

Additional Metadata

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Item Type: Article
AGROVOC Term: Soil solution
AGROVOC Term: Soil cultivation
AGROVOC Term: Clay minerals
AGROVOC Term: Acid soils
AGROVOC Term: Inorganic fertilizers
AGROVOC Term: Atomic absorption spectrometry
AGROVOC Term: Extraction
AGROVOC Term: Cations
AGROVOC Term: Plant nutrition
AGROVOC Term: Hevea brasiliensis
Geographical Term: Malaysia
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 28 Apr 2025 04:43
URI: http://webagris.upm.edu.my/id/eprint/23485

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