This study investigates the potential of using Aonla pomace, a byproduct of fruit processing, as a substrate for the production of endoglucanase enzyme using Trichoderma harzianum. Endoglucanase is a crucial enzyme with applications in various industries, including biofuel production and bioremediation. The study explores the optimization of culture conditions, including pH, temperature, and fermentation time, to enhance endoglucanase production. The findings demonstrate the efficacy of Aonla pomace as a cost-effective and sustainable substrate for enzyme production, contributing to the valorization of agricultural waste and the advancement of enzyme biotechnology.

This case study explores the viability of utilizing renewable energy sources for irrigation in small agricultural areas, using Selnica Podravska in Croatia as a focal point. As water scarcity and energy sustainability become pressing concerns, the integration of renewable energy into irrigation systems holds potential for enhanced resource management. Through a comprehensive assessment, including solar and wind energy feasibility analyses, economic evaluations, and environmental considerations, the study evaluates the suitability of renewable energy solutions for irrigation needs in Selnica Podravska. The findings shed light on the practicality and benefits of incorporating renewable energy into agriculture, offering insights for sustainable rural development.