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R. Santhi

Publications (7)

Fertilizer Recommendations for Pearl Millet through Soil Test Crop Response-integrated Plant Nutrition System Approach on Alfisol

S. Narmada, R. Santhi, S. Maragatham, K. Iyanar & R. Parimala Devi · International Journal of Plant & Soil Science · 2023

The field experiment was conducted in RBD with three replications at farmer's field which is located at Vagarai village, Dindigul district during February to May 2023 for refining the already existing Fertilizer Prescription Equations (FPEs) of hybrid pearl millet, which has been...

Open access Research Article 10.9734/ijpss/2023/v35i183372

Incubation Studies on Nutrient Release Pattern of NPK and Enzymatic Activities in Inceptisol of Andhra Pradesh, India

Ch. Kirankumar & R. Santhi · International Journal of Plant & Soil Science · 2023

Incubation experiment was conducted with the initial bulk surface soil sample from experimental field to study the nutrient release pattern of available N, P, K and activity of soil enzymes (urease, alkaline phosphatase and dehydrogenase activity) under NPK alone, IPNS (NPK+FYM),...

Open access Research Article 10.9734/ijpss/2023/v35i102918

Soil Test based Targeted yield equations for blackgram (Vigna mungo L.) through Integrated Plant Nutrition System on Alfisol

E. Amutha Sankari, R. Santhi, M. Gopalakrishnan, S. Maragatham & R. P. Gnanamalar · International Journal of Plant & Soil Science · 2022

Using Ramamoorthy's inductive methodology for assessing the soil test based crop requirement by adopting an Integrated Plant Nutrition System to create Fertilizer Prescription Equations (FPEs) for blackgram with the prime objective of attaining the targeted yield by the farmers....

Open access Research Article 10.9734/ijpss/2022/v34i2031178

Effect of Initial soil Fertility and Integrated Plant Nutrition System on Yield and NPK Uptake by Barnyard Millet

R. Selvam, R. Santhi, S. Maragatham, C. N. Chandrasekhar & Patil Santosh Ganapathi · International Journal of Plant & Soil Science · 2022

This study examined the effect of soil fertility and Integrated Plant Nutrition System (IPNS) on the yield of barnyard millet (var. MDU 1) on the field of Eastern Block Farm in Tamil Nadu Agricultural University. Coimbatore. based on the inductive technique (fertility gradient co...

Open access Research Article 10.9734/ijpss/2022/v34i430856

Studies on Creation of Operational Range of Soil Fertility to Evolve Fertilizer Prescription Equations under Soil Test Crop Response Correlation Studies on Rainfed Bt Cotton

Sherene Jenita Rajammal, T, S. Maragatham & R. Santhi · Advances in Research · 2024

To derive fertilizer prescription equations for rainfed Bt cotton within the framework of Soil Test Crop Response (STCR) studies, a meticulously designed gradient experiment was executed at the esteemed Cotton Research Station located in Perambalur district, Tamil Nadu, India. Em...

Open access Research Article 10.9734/air/2024/v25i41086

Recalibration of Targeted Yield Equations through Integrated Plant Nutrition System for Greengram (Vigna radiata L.) on Alfisol

Chelli Lalitha, S. Maragatham, R. Santhi, R. Rajeswari, M. Gopalakrishnan & R. P. Gnanamalar · International Journal of Plant & Soil Science · 2022

In India, greengram (Vigna radiata L.) is a popular pulse crop. With the concern for achieving desired yield with ensured soil health, the Soil Test Crop Response (STCR) approach develops the fertilizer prescription equations (FPEs) for the desired yield in greengram by conductin...

Open access Research Article 10.9734/ijpss/2022/v34i2131262

Assessment of Morphological and Physico-chemical Properties of Dominant Soil Series in Western and North-Western Zones of Tamil Nadu, India

Julekha Pervin, K. M. Sellamuthu, R. Srinivasan & R. Santhi · International Journal of Plant & Soil Science · 2023

A comprehensive soil analysis was conducted in the Western and North-Western regions, encompassing four districts: Coimbatore, Tiruppur, Erode and Salem in Tamil Nadu, India. Owing to differences in topography and terrain features, seven distinct soil series i.e. Somayanur, Ammap...

Open access Research Article 10.9734/ijpss/2023/v35i193748