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Usha C Thomas

Publications (5)

Next-generation Site-specific Weed Management: A Critical Synthesis of Sensing, Artificial Intelligence and Precision Actuation

P Jayasree & Usha C Thomas · International Journal of Plant & Soil Science · 2026

Weed management is entering a transition from uniform field-wide treatment to spatially selective intervention at patch, row and individual-plant scales. This critical narrative review evaluates the technological and agronomic evidence underpinning site-specific weed management,...

Open access Research Article 10.9734/ijpss/2026/v38i96267

Biochar-based Controlled-release Fertilizers: Smart Nutrition for Sustainable Agriculture

P Jayasree & Usha C Thomas · Journal of Experimental Agriculture International · 2026

Biochar-based controlled-release fertilizers (BCRFs) have emerged as a smart and sustainable alternative to conventional chemical fertilizers, addressing the critical challenges of low nutrient use efficiency and environmental pollution. This review systematically synthesizes the...

Open access Research Article 10.9734/jeai/2026/v48i64278

Fodder Grasses and Irrigation Strategies: A Pathway to Fodder Sustainability in India

Greeshma. U, Usha C Thomas, Shalini Pillai, P, G. Gayathri & Safeer, M. M. · International Journal of Environment and Climate Change · 2024

Indian agriculture heavily depends on the livestock sector, which significantly influences the financial system. Fodder, derived from crop residues, cultivated feed, and grazing lands, is a cost-effective nutrient source essential for sustaining the dairy industry. However, India...

Open access Research Article 10.9734/ijecc/2024/v14i114597

Estimation of Genetic Variability and Diversity of a Wild Legume Vigna stipulacea (Lam.) Kuntz to Unravel its Fodder Potential

S Sri Manasa, Gayathri G, Arya K, Usha C Thomas & Adheena Ram A · Journal of Advances in Biology & Biotechnology · 2024

To figure out the potential of Vigna stipulacea (Lam.) Kuntz for fodder yield, variability and diversity present in population was assessed by including thirty genotypes in randomized block design with three replications. High genotypic coefficient of variation (GCV) and phenotyp...

Open access Research Article 10.9734/jabb/2024/v27i81179

Biological Characterization of Geo-Referenced Soil Samples from Major Rice-Growing Tracts of Southern Kerala

Kamali. B, B. Aparna, Rani B, Biju Joseph, Mini V & Usha C Thomas · International Journal of Environment and Climate Change · 2024

A survey was conducted from January to March 2023 to assess the soil biological fertility index across five agro-ecological units in the rice-growing belts of Southern Kerala. These units included Onattukara sandy loam (AEU 3), Kari soil (AEU 4), Pokkali soil (AEU 5), Southern la...

Open access Research Article 10.9734/ijecc/2024/v14i114536