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K. Krupavathi

Publications (11)

Optimization of Nutrient Solution Electrical Conductivity for Growth Response of Red Amaranths (Amaranthus cruentus) under Vertical Hydroponic System

R. Sudha Rani, K. Krupavathi & K. V. L. Supraja · Journal of Experimental Agriculture International · 2026

The present study was conducted to optimise nutrient solution electrical conductivity (EC) to improve the growth and yield of red amaranths (Amaranthus cruentus) variety Arka Arunima under a vertical Nutrient Film Technique (NFT) hydroponic system. The experiment was carried out...

Open access Research Article 10.9734/jeai/2026/v48i74326

Design and Development of Dual-Module IoT-Based Smart Dutch Bucket Hydroponic System

K. N. L. Sahitya, K. Krupavathi, G. Ravi Babu & M. Raveendra Reddy · Journal of Experimental Agriculture International · 2026

Hydroponic cultivation offers a resource-efficient alternative to conventional soil-based crop production by enabling controlled water and nutrient delivery. This study designed and developed a dual-module Internet of Things (IoT)-based smart Dutch Bucket hydroponic system for ch...

Open access Research Article 10.9734/jeai/2026/v48i64303

Spatial Variation of Microclimatic Parameters Inside a Polyhouse with Fog Cooling System

K.V.L. Supraja, K. Krupavathi, G. Ravi Babu & Ch. Someswara Rao · Journal of Scientific Research and Reports · 2024

The importance of protected cultivation is increasing day by day due to its capability of producing crop all round the year and increase in the crop productivity. This advantage of protected cultivation can be efficiently achieved by adapting the polyhouse cultivation. To obtain...

Open access Research Article 10.9734/jsrr/2024/v30i102490

A GIS-based Approach to Spatially Explicit Mean Monthly Areal Rainfall Estimation of Krishna District, Andhra Pradesh, India

P. Indraja, K. Krupavathi & K.V.L. Supraja · Journal of Experimental Agriculture International · 2024

Rainfall analysis is pivotal for understanding hydrological systems, crucial for effective water resource management. In this study spatial rainfall analysis is carried out for Krishna District of Andhra Pradesh using ArcGIS software. Rainfall data for a period of 30 years (1992-...

Open access Research Article 10.9734/jeai/2024/v46i62536

Long-term Trend Analysis of Agrometeorological Variables and their Influence on Sugarcane Productivity in North Coastal Andhra Pradesh, India (1991–2024)

Ch. Apparao, A. Mani, K. Krupavathi, S. Prathibha Sree & A. Ashok Kumar · Journal of Scientific Research and Reports · 2026

Agrometeorological variables such as temperature, rainfall, sunshine hours, and evaporation strongly influence sugarcane growth and productivity. Long-term changes in these variables can affect crop performance and agricultural planning. This study examines trends in key agromete...

Open access Research Article 10.9734/jsrr/2026/v32i64241

Calibration and Validation of the APSIM Model for Sugarcane Yield Simulation and Climate Change Impact Assessment in Coastal Andhra Pradesh, India

Ch. Apparao, A. Mani, K. Krupavathi, S. Prathibha Sree & A. Ashok Kumar · International Journal of Environment and Climate Change · 2026

Sugarcane (Saccharum officinarum L.) is a strategically important agro-industrial crop, and its productivity is increasingly threatened by climate variability and climate change. This study calibrated and validated the Agricultural Production Systems Simulator (APSIM) for sugarca...

Open access Research Article 10.9734/ijecc/2026/v16i55464

Infrared Thermometry Studies for Estimation of Crop Water Stress Index

Preeti Sajjan, M. V. Ramana, K. Krupavathi & P. Sumathi · International Journal of Environment and Climate Change · 2023

An IR thermometry enables non-contact temperature measurements of the crop canopy, capturing infrared radiation emitted by objects without physical contact, which is beneficial for accurate Crop Water Stress Index (CWSI) estimation as it minimizes interference and temperature rea...

Open access Research Article 10.9734/ijecc/2023/v13i103106

Spatial and Temporal Analysis of Rice Yield Using the DSSAT Model in the Kommamuru Canal Command Area, Guntur (Dist), Andhra Pradesh, India

Rana Prathap, G. Ravi Babu, V. Muthayya Chowdary, K. Krupavathi & K. Chandrasekhar · Journal of Experimental Agriculture International · 2026

Rice is the predominant crop cultivated in the Kommamuru Canal Command Area of Guntur district, Andhra Pradesh. Rice productivity is strongly influenced by irrigation water availability and climatic conditions. The present study aimed to analyse the spatial and temporal variabili...

Open access Research Article 10.9734/jeai/2026/v48i104524

Assessment of Groundwater Potential in Appapuram Canal Command Area Using Water Balance Equation

C. Aparna, Preeti Sajjan, Mallela Prem Kumar, K. Krupavathi & B. Raj Kiran · International Journal of Environment and Climate Change · 2026

Groundwater is a critical source of irrigation and domestic water in regions where surface-water availability is seasonally variable. This study assessed groundwater potential in the Appapuram canal command area, Guntur district, Andhra Pradesh, India, for the period 2012–13 to 2...

Open access Research Article 10.9734/ijecc/2026/v16i85572

Crop Inventory Studies Using Optical and Microwave Remote Sensing Data in the Kommamuru Canal Command Area

R. Rana Prathap, G. Ravi Babu, V. Muthayya Chowdary, K. Krupavathi & K. Chandrasekhar · International Journal of Environment and Climate Change · 2026

Accurate mapping of croplands and crop types is critical for food security assessment and climate-resilient agricultural planning. However, discrimination of individual crop types and cropping patterns using spaceborne observations remains challenging due to spectral similarity a...

Open access Research Article 10.9734/ijecc/2026/v16i55471

Development and Optimization of Operational Parameters for Tractor-Operated Boom Sprayer for Field Crops

Manojkumara, Arudra Srinivasarao, B. Raj Kiran, K. Krupavathi, A. Ashok Kumar & K. V. S. Rami Reddy · International Journal of Environment and Climate Change · 2023

Spraying is a crucial practice in agriculture, especially for the application of chemical pesticides that play a vital role in protecting crops. However, there has been a worrisome rise in the annual consumption of pesticides, leading to significant concerns. The excessive use of...

Open access Research Article 10.9734/ijecc/2023/v13i102762