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P. Malathi

Publications (10)

Effect of Various Levels, Sources of Zn and Zn Solubilizing Bacteria on Zinc Transformation in Calcareous Soil

P. Malathi, Bimal Glory Babu & K.M. Sellamuthu · Journal of Applied Life Sciences International · 2024

Intensive cultivation with high yielding varieties and imbalanced fertilization using high analysis fertilizers resulted in increasing micronutrient deficiencies in soil. Zinc is one among the micronutrients essential for the growth and development of crops. Application of inorga...

Open access Research Article 10.9734/jalsi/2024/v27i6674

Sources and Levels of Zinc Fertilization on Soil Zinc Availability and Zinc Uptake by Small Onion (Allium cepa L. var. aggregatum)

P. Malathi, R. Keerthana & K.M. Sellamuthu · Asian Research Journal of Agriculture · 2024

Onion, the King of vegetable is one among the oldest cultivated vegetables. The quality and yield of crops are affected by micronutrient deficiencies in soil. Micronutrients which enhance the efficiency of macronutrients are equally important for the growth of a crop. Indian soil...

Open access Research Article 10.9734/arja/2024/v17i4617

Maize Yield and Iron Uptake as Impacted by Iron Citrate Treatment

P. Malathi & K. M. Sellamuthu · Current Journal of Applied Science and Technology · 2022

Chelated iron formulations prepared using synthetic chelating agents are widely used and they are harmful to the environment. The present study was aimed at developing and evaluating new chelated iron citrate formulation. New chelated iron citrate formulation with 10.9% Fe was de...

Open access Research Article 10.9734/cjast/2022/v41i2231756

Synthesis and Characterization of Mesoporous Nanosilica Derived from Rice Husk Ash

B. Sasidhar, P. Malathi, C. Sharmila Rahale, M. Gnanachitra & D. Jeya Sundara Sharmila · International Journal of Environment and Climate Change · 2023

Rice husk, an abundant agricultural byproduct, has garnered attention as a potential source of natural silica, a material with a myriad of applications. Natural silica is particularly attractive due to its low cost of production and safe handling. In this study, sodium silicate d...

Open access Research Article 10.9734/ijecc/2023/v13i103022

Determination of Calcium Carbonate Equivalent of Rice Husk Ash

K. Preetha, P. Malathi, D. Selvi, E. Parameswari & S. P. Thamaraiselvi · International Journal of Plant & Soil Science · 2022

Rice husk ash is one of the widely available agricultural wastes in rice producing countries, with potential to replace limestone and also supply some of the nutrients which are beneficial for crop growth. This study was conducted to determine the effective calcium carbonate equi...

Open access Research Article 10.9734/ijpss/2022/v34i2231398

Effect of Different Mixed Fertilizer on Some Physiological Traits, Growth and Nutrient Uptake in Beetroot (Beta vulgaris L.)

R. Arulmani, K. M. Sellamuthu, P. Malathi, J. Abishek, S. Sethupathi & E. Dheenadhayalan · Journal of Scientific Research and Reports · 2025

Beetroot is a widely grown crop in Tamil Nadu and other states in India. In Tamil Nadu, beetroot yield is lower than in other states due to inadequate fertilization. A field experiment was carried out during rabi, 2023 to study the effect different mixed fertilizer on some physio...

Open access Research Article 10.9734/jsrr/2025/v31i73343

Distribution and Variation of Potassium in Black Soil at Different Stages of Crop Growth in Maize (Zea mays)

R. Gnanasundari, K. M. Sellamuthu & P. Malathi · Asian Journal of Physical and Chemical Sciences · 2020

Potassium (K) is the third most important major plant nutrient with numerous functions. The availability of K depends on concentration relative to that of Ca2+ and Mg2+ than on the total quantity of K present. The level of extraction of K by different extractants followed the ord...

Open access Research Article 10.9734/ajopacs/2020/v8i430122

Effects of Artificial Soil Fertility Gradient Strategy on the Soil Fertility, Nutrient Uptake and Growth Attributes of Chakravarthi Keerai (Chenopodium album)

R. Arulmani, K.M. Sellamuthu, S. Maragatham, P. Malathi, R. Rajeswari, J. Abishek & S. Barathkumar · International Journal of Plant & Soil Science · 2024

The effect of artificial soil fertility gradient techniques on crop growth attributes, nutrient uptake, soil fertility and soil biological properties were studied in a field trial conducted in 2023 at Horticulture Research Station, Ooty, Nilgiris, Tamil Nadu. It was done using an...

Open access Research Article 10.9734/ijpss/2024/v36i125226

Assessment of Fate and Transport of Mixed Contaminants in Soil: An Incubation Experiment

J. Dharani, E. Parameswari, K. Suganya, P. Malathi & R. Sunitha · International Journal of Environment and Climate Change · 2022

A study on fate and transport of mixed contaminants (Cr, Cd and PFOA- Perfluorooctanoic acid) in soil was studied through incubation experiment. The study was carried over in Department of Environmental Sciences, Tamilnadu Agricultural University, Coimbatore between February 2022...

Open access Research Article 10.9734/ijecc/2022/v12i1130974