International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395-0056
Volume: 11 Issue: 04 | Apr 2024
p-ISSN: 2395-0072
www.irjet.net
STUDY THE IMPACT OF BIO-ENZYMES ON ENHANCING REGUR SOIL STRENGTH Prem Chandra Ram1, Mr. Ushendra Kumar2 1Master of Technology, Civil Engineering, Lucknow Institute of Technology, Lucknow, India
2Head of Department, Department of Civil Engineering, Lucknow Institute of Technology, Lucknow, India
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Abstract - TerraZyme, an environmentally friendly liquid
with black cotton soil. Terazyme, a commercially available enzymatic product, has demonstrated potential in enhancing soil properties through its enzymatic action, which aids in organic matter decomposition, nutrient liberation, and improvement of soil structure. Nonetheless, the precise impacts of Terazyme on black cotton soil warrant further investigation. This research paper presents a comprehensive investigative study aimed at evaluating the effects of Terazyme on the enhancement of black cotton soil. Through controlled experiments and field trials, this study endeavors to assess the influence of Terazyme application on various soil parameters, encompassing nutrient availability, soil structure, microbial activity, and ultimately, crop yield. By conducting meticulous experimentation and analysis, this study aims to provide valuable insights into the efficacy of Terazyme as a soil amendment for black cotton soil, potentially paving the way for sustainable agricultural practices in regions characterized by this soil type. The outcomes of this study hold the promise of significantly contributing to the existing body of knowledge in soil science and agricultural sustainability. Moreover, the practical implications of utilizing Terazyme for enhancing black cotton soil could yield substantial benefits for farmers, agronomists, and policymakers, offering a viable strategy for improving agricultural productivity and resilience in regions where black cotton soil prevails.
enzyme formulation derived from vegetable extracts, enhances various soil engineering properties, including workability and stability. It achieves this by catalyzing reactions between clay and organic cations, which accelerates the cation exchange process, leading to a reduction in the thickness of adsorbed layers. In a study, black cotton soil and red earth treated with TerraZyme underwent strength testing over a period of 7 to 60 days. The effectiveness of curing methods was validated through indices and compressibility assessments. Soil specimens, both stabilized and unstabilized, were subjected to air-dry and desiccator curing, followed by examination for parameters such as unconfined compressive strength, California Bearing Ratio (CBR), consistency limits, compressibility, and swelling. Air-dry curing, simulating natural field conditions, notably improved the unconfined compressive strength (UCS) and CBR of TerraZyme-treated expansive and non-expansive soils. TerraZyme contributed to enhancing index properties of both soil types, with similar effects observed for air-dry and desiccator curing methods. Comparatively, air-dry curing demonstrated superior performance over desiccator curing in terms of compressibility and edoema. The tests concluded that air-dry curing is the most effective method for stabilizing expansive and nonexpansive soils treated with TerraZyme. The study also assessed the cost-effectiveness of air-dry and desiccator curing methods for stabilizing TerraZyme-modified soil. Key Words: Terazyme, Black cotton soil, Soil improvement, Soil enzymatic activity, Soil amendment, Soil structure.
1.INTRODUCTION Black cotton soil, commonly encountered in tropical and subtropical regions, presents formidable obstacles to agricultural productivity due to its distinct characteristics such as high clay content, limited nutrient availability, inadequate drainage, and susceptibility to erosion. In regions dominated by this soil type, establishing sustainable agricultural practices is imperative for ensuring food security and fostering economic growth. Various methods have been explored to address the challenges posed by black cotton soil, aiming to boost its fertility, structure, and overall suitability for crop cultivation. Among these methods, the utilization of enzymatic soil additives has emerged as a promising approach to alleviate the constraints associated
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Figure-01: Black Cotton Soil.
1.1.Main Component of Regur Soil Black cotton soil, also known as regur soil, is primarily comprised of clay minerals, notably montmorillonite and
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