Dissimilatory nitrate reduction to ammonium (DNRA): A unique biogeochemical cycle to improve nitrogen (N) use efficiency and reduce N-loss in rice paddy

M Kaviraj, U Kumar, S Chatterjee, S Parija… - Rhizosphere, 2024 - Elsevier
Abstract Microbially driven Dissimilatory Nitrate Reduction to Ammonium (DNRA) is a part of
the nitrogen (N) cycle in rice paddies which could conserve N by transforming nitrate (NO …

[HTML][HTML] Nano-selenium, silicon and H2O2 boost growth and productivity of cucumber under combined salinity and heat stress

TA Shalaby, E Abd-Alkarim, F El-Aidy… - Ecotoxicology and …, 2021 - Elsevier
The production of cucumber under combined salinity and heat stress is a crucial challenge
facing many countries particularly in arid environments. This challenge could be controlled …

[HTML][HTML] Physiological and biochemical regulation mechanism of exogenous hydrogen peroxide in alleviating NaCl stress toxicity in Tartary buckwheat (Fagopyrum …

X Yao, M Zhou, J Ruan, Y Peng, C Ma, W Wu… - International Journal of …, 2022 - mdpi.com
We aimed to elucidate the physiological and biochemical mechanism by which exogenous
hydrogen peroxide (H2O2) alleviates salt stress toxicity in Tartary buckwheat (Fagopyrum …

Combined effects of elevated CO2, N fertilizer and water deficit stress on diazotrophic community in sub-humid tropical paddy soil

U Kumar, AK Nayak, S Sahoo, A Kumar, M Kaviraj… - Applied Soil …, 2020 - Elsevier
Abstract Elevated carbon dioxide (eCO 2), higher dose of recommended nitrogen (HDN),
and water deficit stress (WDS) are three important factors which influence individually on …

[HTML][HTML] Combined application of ascorbic acid and endophytic N-fixing Azotobacter chroococcum Avi2 modulates photosynthetic efficacy, antioxidants and growth …

U Kumar, M Kaviraj, S Rout, K Chakraborty… - Microbiological …, 2021 - Elsevier
This group has previously reported the role of ascorbic acid (AA) as an antioxidant for
survivability and ability to enhancing diazotrophic efficacy in Azotobacter chroococcum Avi2 …

Conversion of mangroves into rice cultivation alters functional soil microbial community in sub-humid tropical paddy soil

U Kumar, M Kaviraj, P Panneerselvam… - Frontiers in …, 2022 - frontiersin.org
Conversion of mangrove vegetation into rice cultivation is considerably enhanced nowadays
which adversely affects ecological sustainability. Soil microbial community is one of the key …

Non-target effect of bispyribac sodium on soil microbial community in paddy soil

U Kumar, S Behera, S Saha, D Das, PK Guru… - Ecotoxicology and …, 2020 - Elsevier
Bispyribac sodium is frequently used herbicide in the rice field. Though, it has been targeted
to kill rice weeds, but its non-target effect on soil microbes in paddy soil was largely …

Use of microbial inoculants during cultivation maintain the physiological, nutritional and technological quality of fresh-cut romaine lettuce

G Cocetta, A Passera, V Vacchini, G Cortellino… - Postharvest Biology and …, 2021 - Elsevier
Nutrition-sensitive agriculture is a novel concept in the agri-food system, which considers the
implementation of techniques able to guarantee the nutritional value of the produce, the …

Effects of low doses of UV-B radiation supplementation on tuber quality in purple potato (Solanum tuberosum L.)

W Qi, J Ma, J Zhang, M Gui, J Li… - Plant signaling & …, 2020 - Taylor & Francis
ABSTRACT UV-B is an important environmental factor that differentially affects plant growth
and secondary metabolites. However, our knowledge regarding the physiological and …

Microbial alleviation of abiotic and biotic stresses in rice

U Kumar, M Kaviraj, S Kundu, S Rout, H Priya… - … Agriculture Reviews 60 …, 2023 - Springer
More than 90% of the cultivated area is affected globally by environmental constraints. For
instance, abiotic and biotic stresses are major processes that decline agricultural production …