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K. Narayana Rao

Publications (9)

Characterization, Extraction of Biochar and Humic Acid on Yield Parameters of Maize in Maize-Chickpea Cropping System and Its Residual Effect on Chickpea under Rainfed Condition

. Sahebagouda, K. Narayana Rao, K. Basavaraj, S. N. Bhat, Satyanarayana Rao & . Mahadevaswamy · International Journal of Plant & Soil Science · 2022

A field experiment was conducted during Kharif 2019 and 2020 in a at ICAR-Krishi Vigyana Kendra, Kalaburagi-II (Raddewadagi), Jewargi taluk, Kalaburagi district, to study the characterization, extraction of biochar and humic acid on yield parameters of maize in maize-chickpea cro...

Open access Research Article 10.9734/ijpss/2022/v34i232576

Responce of Safflower to Foliar Application of Micronutrient Mixture

Kirana Kumara, K. Narayana Rao, H. Veeresh, Ashok Kumar Gaddi & A. S. Channabasavanna · International Research Journal of Pure and Applied Chemistry · 2020

A field experiment was conducted during Rabi, 2018 at Agricultural Research Station, Raichur on the effect of foliar application of micronutrient mixture on growth, yield and economics of safflower (Carthamus tinctorius L.). The Experiment was laid down completely randomized bloc...

Open access Research Article 10.9734/irjpac/2020/v21i230152

Effect of Conservation Agriculture Practices on Growth Attributes and Yield of Pigeonpea

Raviraja, Balanagoudar S. R., K. Narayana Rao, Bhat S. N., Amaregouda A. & Sanganna Sajjanar · International Journal of Environment and Climate Change · 2023

A two-year field experiment was conducted at Main Agricultural Research Station, Raichur in 2021 and 2022 was laid out in a Split-Split design with four main, two sub and two sub-sub treatments with three replications to evaluate effect of conservation agricultural practices on g...

Open access Research Article 10.9734/ijecc/2023/v13i103094

Residual Effect of Direct Seeded and Transplanted Rice, Nutritional Approaches and Slow Release Nitrogen Sources on the Growth Parameters of Blackgram Crop

Ashna Susan Joseph, M. V. Ravi, K. Narayana Rao, S. N. Bhat, Rao , K. Narayana, Y. M. Ramesh & H. Sharanagouda · International Journal of Environment and Climate Change · 2023

A study was conducted on nutrient management approaches in rice-blackgram cropping system under different ecosystems. The growth parameters were recorded at 30 DAS, 60 DAS and at harvest of blackgram crop. The results indicated that the plant height and number of branches had inc...

Open access Research Article 10.9734/ijecc/2023/v13i71897

Changes in Soil Nitrogen Availability as Influenced by Direct Seeded Rice and Transplanted Rice Ecosystem, Nutritional Approaches and Slow-release Nitrogen Sources

Ashna Susan Joseph, M. V. Ravi, K. Narayana Rao, S. N. Bhat, Y. M. Ramesh & H. Sharanagouda · International Journal of Plant & Soil Science · 2023

An experiment was conducted on nutrient management approaches using RDF, SSNM, STCR and nutrient expert under different rice ecosystem using slow release nitrogen sources viz., neem coated urea and urea supergranules. The initial and final soil N content was analyzed at active ti...

Open access Research Article 10.9734/ijpss/2023/v35i122967

Effect of Nano Nitrogen and Nano Zinc on Growth and Yield of Paddy in Paddy-Paddy Cropping System

Sahana, M. V. Ravi, K. Narayana Rao, J. Vishwanath, M. R. Umesh & Mahadevaswamy · International Journal of Environment and Climate Change · 2023

An investigation on nano nitrogen and nano zinc with different levels of nitrogen approaches on growth and yield of paddy was conducted during rabi and kharif seasons of 2020-21 and 2021-22 at Krishi Vigyana Kendra, Gangavathi, Koppal, Karnataka, India. The experiment was laid ou...

Open access Research Article 10.9734/ijecc/2023/v13i61820

Effect of Nano Nitrogen and Nano Zinc on Soil Fertility and Crop Productivity of Paddy-paddy Cropping System

Sahana, M. V. Ravi, K. Narayana Rao, J. Vishwanath, M. R. Umesh & Mahadevaswamy · International Journal of Plant & Soil Science · 2023

Field experiments were conducted during rabi and kharif seasons of 2020-21 and 2021-22 at Krishi Vigyana Kendra, Gangavathi, Koppal, Karnataka, India, to study the influence of nano nitrogen and nano zinc on soil fertility and crop productivity of paddy-paddy cropping system.The...

Open access Research Article 10.9734/ijpss/2023/v35i92910

Effect of Paddy Residue and Nutrient Management Approaches on Growth, Yield and Nutrient Uptake by Paddy in Paddy-Paddy Cropping System

Uppalige Shwethakumari, M. V. Ravi, K. Narayana Rao, B. Manjunatha, M. R. Umesh & M. N. Nagaraj · International Journal of Plant & Soil Science · 2022

An investigation on the efficacy of paddy residue and nutrient management approaches on growth, yield and nutrient uptake by paddy was conducted during kharif and rabi-summer seasons of 2019-20 and 2020-21 at Gabbur village, Raichur, Karnataka, India. The experiment was laid out...

Open access Research Article 10.9734/ijpss/2022/v34i2331607

Effect of Irrigation Levels, Nipping and Foliar Spray of Nutrients with Growth Regulators on Yield, Yield Parameter and Economics of Transplanted Pigeonpea (Cajanus cajan (l.) Millsp.)

N. Manjunatha, A. S. Halepyati, P. Vasudev Naik, B. M. Chittapur & K. Narayana Rao · International Journal of Plant & Soil Science · 2022

Background: Agronomic practices like supplemental irrigation, nipping, foliar nutrition of macro and micro nutrients and growth regulators are important for realizing the maximum yield potential in transplanted Pigeonpea. Hence the present study was carried out  in combination wi...

Open access Research Article 10.9734/ijpss/2022/v34i232542