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Introduction
M. Devender Reddy currently works as Dean, M.S.Swaminathan School of Agriculture, Centurion University Odisha. Earlier, he was the Faculty of Agriculture, Acharya N G Ranga Agricultural University and does research in Agricultural Plant Science, Irrigation and Water Management and Agronomy especially improving the water productivity of crops. His current project is water management.
Current institution
Publications
Publications (143)
Background: The cotton cultivation involves risks due to climatic variation, the most important being aberrant rainfall. Further, the farmers fetch poor returns to their produce due to quality maintenance of lint during harvesting and storage. The farmers face problem in marketing as the cotton trade is mostly done by local traders. Hence, the curr...
Background: The cotton cultivation in India is influenced by high inputs and expenditure. But the farmers do not get sufficient access to institutional credit; hence the farmers borrow money at the higher interest from other sources. Higher risks due to the impacts of climate change furtherincrease the economic burden and uncertainty of getting rea...
Crop yield estimation is essential for decision-making systems and insurance policy makers. Numerous methodologies for yield estimation have been developed, encompassing crop models, remote sensing techniques, and empirical equations. Each approach holds unique limitations and advantages. The primary aim of this study was to assess the accuracy of...
Background: The low glycemic rice variety RNR 15048 was introduced in Southern Odisha recently but the nitrogen and potassium requirement was not worked out for rabi / summer season. Methods: In this study, RNR 15048, a low glycemic index rice variety, was conducted in a split plot design with four main plots at 0, 50, 100 and 150 kg of nitrogen pe...
The present study deals with the foraging activities and pollination efficiency of Tetragonula iridipennis in cucumber (Cucumis sativus) under protected conditions. Experiments were conducted during two seasons (sum-mer and winter) with three different treatments: open pollination (OP), pollinator exclusion (PE) and stingless bee pollination (SBP)...
Crop yield estimation has gained importance due to its vital significance for policymakers and decision-makers in enacting schemes, ensuring food security, and assessing crop insurance losses due to biotic and abiotic stress. This research focused on rice yield estimation at the field level in the Karimnagar district of Telangana during 2021 and 20...
A low glycemic index fine rice variety RNR 15048 (Telangana Sona) suitable for both kharif and summer seasons was introduced in southern Odisha in 2019 kharif season. Its nitrogen and Phosphorus requirement was not worked out for kharif / rabi / summer seasons. An experiment was conducted during summer season of 2022 at M.S. Swaminathan School of a...
With limited land resources and a growing population, agricultural output is under considerable strain. New technology is necessary for overcoming these issues and advising farmers, legislators and other decision-makers on adopting sustainable agriculture despite global climate variations. This has led to the crop simulation models that illustrate...
Ecological engineering, characterized as a design of sustainable ecosystem, is a modern concept of pest control that aims at maximization of crop production in a sustainable way under diversified agro ecosystems. It includes human intervention in a positive way that helps in modification of the surrounding environment or ecology of an agro ecosyste...
Maize is an important cereal crop after rice. Crop models are used to simulate the effect of different management practices and climate on crop growth, yield and other yield parameters under varied climatic conditions. Crop models will be helpful in reducing the time and money in conducting field experiments which are expensive and time bearing. Th...
Maize yields estimation using DSSAT crop model
This is an Open Access Journal / article distributed under the terms of the Creative Commons Attribution License (CC BY-NC-ND 3.0) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. All rights reserved. Biodiversity refers to the variety of animals, plants, fungi, and even mic...
This is an Open Access Journal / article distributed under the terms of the Creative Commons Attribution License (CC BY-NC-ND 3.0) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. All rights reserved. Biodiversity refers to the variety of animals, plants, fungi, and even mic...
An experiment on the response of maize (Zea mays) to different levels of nitrogen and phosphorus was conducted during the summer season of 2021 at Experimental Farm, M. S. Swaminathan School of Agriculture, Centurion University of Technology and Management, Odisha. The experiment was laid out in a split-plot design comprising four levels of nitroge...
An experiment on performance of sesame (Sesamum indicum L.) cultivars under different plant populations during summer season (February to March 2021) was conducted at the Experimental Farm of Centurion University of Technology and Management, Paralakhemundi, Odisha, on sandy loam soil in split plot design with three varieties (YLM 66, YLM 17 and TI...
A field experiment was conducted at Experimental Farm of M. S. Swaminathan School of Agriculture, Paralakhemundi during kharif season of 2021 in south Odisha to study the effect of different nitrogen levels on the rice varieties. The experiment was laid out in a split plot design with three rice varieties, namely MTU 7029 (Swarna), BPT 5204 (Samba...
This is an Open Access Journal / article distributed under the terms of the Creative Commons Attribution License (CC BY-NC-ND 3.0) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. All rights reserved. Digital agriculture involves the application of digital technology to inte...
Ecological engineering, also known as sustainable ecosystem design, is a
contemporary pest management approach that attempts to maximize crop output in a sustainable manner across a variety of agro environments. It entails positive human intervention that aids in the alteration of the surrounding environment or ecology of an agro ecosystem through...
A field experiment was conducted at M.S. Swaminathan School of Agriculture, Bagusala farm, Gajapati district, Odisha during the summer season of 2020 to assess the comparative efficacy of herbicides and hand weeding in managing weeds and improve productivity of irrigated summer finger millet (Eleusine coracana L. Gaertn.). The pre-emergence herbici...
Background: India is facing high water stress and it is amongst those with the most fragile and uncertain water resource countries in the world. Crop productivity depends on quality of input supply including seeds, fertilizers, pesticides and supported by irrigation facilities. In India, ground water irrigates more than 61% of net cropped area and...
A field experiment was conducted in summer season of 2020 to investigate the, “Influence of application of chemical weed control on weed intensity in summer finger millet under irrigated conditions at Bagusala farm, MS Swaminathan School of agriculture, Gajapati dist. Odisha. The treatments comprised of Oxadiargyl 80WP @ 80 g ai ha-1 (PE), Pendimet...
The yield loss due to weeds in finger millet has been reported to vary from 34 to 61% and for realising higher yields, weed control at proper time is required. As hand weeding is costly and unavailability of labour for weeding operation, the use of herbicide will be an alternative method of weed control. It has been reported that application of pre...
Background: The food grain and non-food grain crops occupy 48 and 68% area respectively under rain fed condition. Due to uneven rainfall, the rainfed crop suffers for want of adequate soil moisture at critical growth stages. Under such situation, protective irrigation ensures adequate soil moisture which results higher production. Crops like tomato...
A field experiment was conducted for three winter seasons under irrigated conditions to identify the effective integrated weed management practices for brinjal. The major weeds were: Cyperus rotundus, Legasca millis, Cleome viscosa, Panicum sp. Among the treatments, metolachlor applied at 1.5 kg/ha recorded lowest weed dry matter of 23.1 and 18.4 g...
A field experiment was conducted on maize for three cropping seasons during rabi 2008-09, 2009-10 and 2010-11in strip plot design with 3 replications at Water Technology Centre farm, College of Agriculture, Rajendranagar, Hyderabad to determine the best irrigation scheduling and fertilizer level through drip fertigation to optimize maize grain yiel...
An experiment on response of rice to nitrogen under aerobic and transplanted conditions was conducted in split-split-plot design with two methods of rice cultivation, seven rice varieties and five nitrogen levels. The grain yield was significantly higher in transplanted rice compared to aerobic rice. Significantly higher grain yield was observed wi...
In India, a third of the world's wild Rhesus macaques (common monkey) live. Drying up of water bodies and non availability of food sources in the forests is the reason for migration of monkeys in to human habitation. The human settlements in and around forests is leading to displacement of animals from their habitat which directly affect the food a...
Groundnut is one the major crop grown under sandy loam soils of north coastal districts of Andhra Pradesh, India. Hence a study was carried out to determine the crop water requirement and irrigation schedules for groundnut crop by using the 10-year climatic data from 2009-2019 which is obtained from Naira meteorological station. Crop evapotranspira...
The seed yield loss of sesame due to weeds is estimated to be 35 to 70%. To avoid the losses, timely weed control is required. It has been observed that two hand weedings or hand weeding plus hoeing at 20 and 30 DAS gives higher yield and weed control efficiency. Use of pre-emergence herbicides Pendimethalin at 0.75 to 1.25 kg ai ha-1 or Alachlor a...
An experiment was conducted at Bagusala farm, M.S. Swaminathan School of Agriculture, CUTM, Paralakhemundi, Odisha to find out the effectiveness of pre and post emergence herbicide for control of weeds in summer sesamum under irrigated conditions. Two hand weedings resulted in lower number of weeds as compared to application of herbicides Pendimeth...
The crop water requirement of different agricultural and horticultural crops (16 crops) was assessed during different season's viz., kharif, rabi and summer for four successive years (2008-12) in farmers field conditions. The water utilized and water productivity of rice-rice and maize-vegetable cropping systems were studies at Wargal, Kothakunta s...
The local hydrological, agricultural and economic activities heavily depend on
micro-level rainfall. Therefore, this study examines the variability of rain fall in
Wargal sub watershed in Siddipet district, Telangana state of India. To study the
rainfall variability within the study area of 15 sq km, 15 rain gauges were installed
at different locat...
An experiment on response of rice to nitrogen under aerobic and transplanted conditions was conducted in split-split -plot design with two methods of rice cultivation, seven rice varieties and five nitrogen levels. The grain yield was significantly higher in transplanted rice compared to aerobic rice. Significantly higher grain yield was observed w...
Integrated land and water management practices improve agricultural production and enhance soil productivity, which are essential for ensuring food security. Physically based and distributed models are increasingly used in assessment of water resources and impact of best management practices on crop production. The study has been taken up to charac...
An experiment on response of barley varieties (Super laxmi, NDB-2 and NDB-1445) to levels of phosphorus (0, 15, 30 and 45 kg ha-1) was conducted during 2015-16 rabi season at ITM University, Gwalior. Variety Super laxmi recorded significantly higher plant height, number of tillers, dry matter production, spike length, 1000 grain weight and grain an...
An investigation on “Irrigation performance assessment of Jurala irrigation project command area using remote sensing and GIS” was executed in Mahaboobnagar district of Andhra Pradesh to estimate the area under major crops using remote sensing data, assess the yield of rice and to evaluate the overall performance of the irrigated command area durin...
An experiment on response of barley (Hordeum vulgare L.) varieties to different levels of sulphur was conducted ITM University, Gwalior during rabi season of 2015-2016. The combination of three barley varieties (super luxmi, NDB-2, NDB-1173) and four levels of sulphur (0, 10, 20, and 30 kg ha-1) were tested in split plot design with three replicati...
A field experiment was conducted to study the effect of nitrogen and phosphorous on growth and yield of finger millet (Eleusine coracana (L.) at Centurion University, Paralakhemundi during summer (February-May), 2018. The combination of four nitrogen levels (0, 30, 60 and 90 kg ha-1) and three levels of phosphorus (0, 20 and 40 kg ha-1) were tested...
The land use land cover map of Musi command area developed, it could be inferred that among the eight classes, the rice crop occupied the highest area among all crops, covering 20.1 per cent (5043 ha) of the gross command area (24, 906 ha), followed by other crops 19.7 per cent (4925 ha), p lantations 7.5 per cent (1875 ha). The built up area also...
Maize (Zea mays L.), the queen of cereals, is planted with wide spacing and so it offers the scope of intercropping. Considering the benefits of cereal-legume association, an experiment on maize-legume intercropping system was conducted during summer season of 2018 at Bagusala Farm of M. S. Swaminathan School of Agriculture, Centurion University of...
Field experiment was conducted during kharif seasons of 2003 and 2004 at College farm, College of Agriculture, Rajendranagar, Hyderabad to study the phenology and, heat and radiation use efficiency in aerobic rice. Crop was sown on four different dates viz., 16 June, 26 June, 07 July and 18 July as main plots and two varieties viz., Jagtiala Sannal...
The indication of c imate change, in a gi~i"JClce, is manifested through abnormal changes in climatic behaviour. Being a very high rainfall region, the North Eastern part ofIndia has least coefficient of variation of rainfall in the country during the kharif crop season. But, the ever increasing pressure on natural resources, generated through huma...
Article History Correspondence to Keywords A study was undertaken in Krishna river sub-basin (between Nagarjuna Sagar and Prakasham barrage) with an objective to assess the current farming systems and opportunities to introduce alternative farming systems. The sub-basin covers 192 mandals in 17 revenue divisions of seven districts, i.e. Mahaboobnag...
An experiment on effect of dates of sowing on barley varieties under limited irrigation was conducted at ITM University, Gwalior, M.P. to find out optimum time for barley sowing. Four dates of sowing (9,19 and 29 November and 9 December) and four varieties (NDB-1, Super luxmi, NDB-1445 and NDB-943) were tested in split plot design. The crop sown on...
Application of crop simulation models at larger spatial scales is very essential to develop best management practices in order to maximize yields and reduce environmental pollution. In the present study, spatial analysis of long-term simulations were carried out with DSSAT spatial analysis tool linked with GIS to estimate irrigation requirements an...
A field experiment was conducted during two consecutive seasons of kharif and rabi of 2007-08 and 2008-09 at College farm, College of Agriculture, Rajendranagar, Hyderabad on sandy clay loam soil. The experiment was laid out in split-plot design replicated four times. During kharif, the experimental field was divided into two blocks in each replica...
The sustainability of traditional rice (Oryza sativa L.) cultivation in many Asian countries is being questioned due to severe water shortage conditions, envisaging the need for development of water-saving rice production technologies. A 2-year-field study on a typic Haplustalf soil was conducted to compare traditional transplanted rice–maize syste...
Understanding the principal causes and possible solutions for groundwater depletion in India is important for its water security, especially as it relates to agriculture. A study was conducted in an agricultural watershed in Andhra Pradesh, India to assess the impacts on groundwater of current and alternative agricultural management. Hydrological s...
The Priyadarsini Jurala Project (PJP) is a multipurpose project constructed across the river Krishna, near Revulapalli village, mainly designed to irrigate low water requirement crops in the drought prone area of Mahabubnagar district, Andhra Pradesh. The irrigation performance assessment of any project is judged using performance indicators. Hence...
Limited water availability is a major constraint for cultivation of rice (Oryza sativa L.) in the traditional flooded systems, particularly in the semiarid regions of the world. Aerobic rice cultivation provides feasible alternative to traditional rice production in these regions, allowing significant water savings. Field experiments were conducted...
A study was conducted during 2011-12 to characterize and map the soils in Musi project command area inNalognda district, Andhra Pradesh. About 95 surface (0-15 cm) soil samples were collected during June, 2011 froma study area of 24,906 ha by making a 3× 3 km2 grid. Majority of the soils were sandy clay loam (70 %) in texturefollowed by sandy loam...
A field experiment was conducted in Hyderabad, India, to compare
water and nitrogen (N) use efficiency of rice-maize systems under
traditional transplanted vs. water saving aerobic, using 15N through field
experimentation and simulation modeling. Results from the field
experiments showed that irrigating aerobic rice at soil moisture tension
of 20 k...
Field experiment was conducted during kharif seasons of 2003 and 2004 at College farm, College of Agriculture, Rajendranagar, Hyderabad to study the phenology and, heat and radiation use efficiency in aerobic rice. Crop was sown on four different dates viz., 16 June, 26 June, 07 July and 18 July as main plots and two varieties viz., Jagtiala Sannal...
