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Research Article | Open Access

Published on: 18 Sep 2025

Article ID: wjets.2025.i1801

Allometric Formulas to Predict Haematostaphis barteri Biomass Above and Below Ground in Cameroon
Dr. Awé Djongmo Victor* 1 Prof. Noiha Noumi Valery 2

This study used a destructive approach to develop species-specific allometric equations for H. barteri in Cameroon. A sample of 30 individuals was chopped, measured, and weighed, and six prediction models were created for leaves, branches, trunks, roots, and total above-ground biomass. The best models were chosen using Akaike's information criterion, residual standard error, root mean square error, and adjusted coefficients of determination. The total biomass above ground was ln (B) = 2.832…

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Research Article | Open Access

Published on: 17 Sep 2025

Article ID: wjets.2025.i1701

Allometric Model for Predicting above Ground Carbon Stock of Gardénia Stands in Central Africa: A Case Study of Cameroon
Dr. Awé Djongmo Victor* 1 Prof. Noiha Noumi Valery 2

Allometric equations estimating carbon stock of Gardenia aqualla and Gardenia ternifolia stands in Cameroon have been developed. The sample consists of 35 individuals of Gardenia aqualla and 35 individuals of Gardenia ternifolia. These individuals were cut, measured and weighed entirely and the data acquired was used to build predictive models of biomass as a function of diameter at breast height. Adjusted coefficients of determination, residual standard error, root mean square error and…

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