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Full-Text Articles in Agriculture

Rhaphiolepis Indica Fruit Extracts For Control Fusarium Solani And Rhizoctonia Solani, The Causal Agents Of Bean Root Rot, Ahmed A. Heflish, Said I. Behiry, Abdulaziz A. Al-Askar, Yiming Su, Ahmed Abdelkhalek, Mohamed K. Gaber Jun 2023

Rhaphiolepis Indica Fruit Extracts For Control Fusarium Solani And Rhizoctonia Solani, The Causal Agents Of Bean Root Rot, Ahmed A. Heflish, Said I. Behiry, Abdulaziz A. Al-Askar, Yiming Su, Ahmed Abdelkhalek, Mohamed K. Gaber

Civil and Environmental Engineering Faculty Publications

Numerous strategies have been suggested to reduce dependence on synthetic products, such as physical, microbial, and natural methods. Among the natural remedies, plant extracts have emerged as a popular option owing to their eco-friendly character, ease of degradation, and harmless nature to humans. In our study, we used the acetone and hexane extracts of Rhaphiolepis indica fruit to combat two fungal pathogens that were isolated from infected bean plants and showed root rot symptoms. The two pathogens were confirmed to be pathogenic by pathogenicity assays conducted in vivo. The morphological and molecular identification by ITS-region sequencing revealed that the two …


Papaya (Carica Papaya) Seed As A Low-Cost Sorbent For Zinc Removal, Siew-Teng Ong, Shiau-Ping Yip, Pei-Sin Keng, Siew-Ling Lee, Yung-Tse Hung Feb 2012

Papaya (Carica Papaya) Seed As A Low-Cost Sorbent For Zinc Removal, Siew-Teng Ong, Shiau-Ping Yip, Pei-Sin Keng, Siew-Ling Lee, Yung-Tse Hung

Civil and Environmental Engineering Faculty Publications

The potential of using papaya seed as a sorbent for the removal of Zn from aqueous solution was investigated. The sorption characteristics of the sorbent was studied under various experimental conditions, such as pH, contact time, concentration of Zn(II), agitation rate and sorbent’s particle size. The equilibrium data have been studied using Langmuir, Freundlich and Brunauer-Emmett-Teller equations. The best correlation was obtained using Langmuir isotherm with the regression coefficient value of 0.9799 and maximum sorption capacity of 19.88 mg/g. The effective pH for the maximum uptake of Zn(II) was at pH 5.0. An increase in percentage uptake of Zn(II) can …