Comparison of some chemical properties of soil under teak and natural forests at Mtibwa Morogoro Tanzania


Citation

Chamshama S. A . O ., . and Mugasha A . G ., . and Sanga J. M ., . Comparison of some chemical properties of soil under teak and natural forests at Mtibwa Morogoro Tanzania. pp. 92-103. ISSN 0128-1283

Abstract

Comparison of some chemical properties of soil under teak and natural forests at Mtibwa Morogoro Tanzania. This study was initiated to compare sonme soil chemical properties of natural forests and first rotation teak plantations at Mtibwa Forest Project Morogoro Tanzania. A total of 240 soil samples were taken from 24 paired plots i.e. 24 plots from each teak plantation and from the adjoining natural forests. These samples were analysed for pH electrical conductivity (EC) total N available P and exchangeable cations. The soil pH and exchangeable cations from the teak plantations were not significantly different (p less than 0.05) from the natural forests. The soil EC within 0-70 cm depth in young teak plantations decreased by 24 percent while in semi-mature teak plantations it increased by 36 per cent as compared to the adjoining natural forests. In general there was a decrease in the young plantations but an increase in the semi-mature plantations in total N. In both young and semi-mature stands there was a decrease in available P. The results of this study suggest that there is a need for continued monitoring of soil chemical properties in teak plantations since there are indications of changes in soil properties.


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Abstract

Comparison of some chemical properties of soil under teak and natural forests at Mtibwa Morogoro Tanzania. This study was initiated to compare sonme soil chemical properties of natural forests and first rotation teak plantations at Mtibwa Forest Project Morogoro Tanzania. A total of 240 soil samples were taken from 24 paired plots i.e. 24 plots from each teak plantation and from the adjoining natural forests. These samples were analysed for pH electrical conductivity (EC) total N available P and exchangeable cations. The soil pH and exchangeable cations from the teak plantations were not significantly different (p less than 0.05) from the natural forests. The soil EC within 0-70 cm depth in young teak plantations decreased by 24 percent while in semi-mature teak plantations it increased by 36 per cent as compared to the adjoining natural forests. In general there was a decrease in the young plantations but an increase in the semi-mature plantations in total N. In both young and semi-mature stands there was a decrease in available P. The results of this study suggest that there is a need for continued monitoring of soil chemical properties in teak plantations since there are indications of changes in soil properties.

Additional Metadata

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Item Type: Article
Additional Information: Summaries (En Ms)
AGROVOC Term: SOIL
AGROVOC Term: SOIL CHEMICOPHYSICAL PROPERTIES
AGROVOC Term: FOREST SOILS
AGROVOC Term: TECTONA GRANDIS
AGROVOC Term: VIRGIN FORESTS
AGROVOC Term: FOREST PLANTATIONS
AGROVOC Term: SOIL PH
AGROVOC Term: CATIONS
AGROVOC Term: NITROGEN
AGROVOC Term: PHOSPHORUS
Depositing User: Ms. Norfaezah Khomsan
Last Modified: 24 Apr 2025 05:52
URI: http://webagris.upm.edu.my/id/eprint/17954

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