Saon Banerjee

• Ph. D.
• Professor at Bidhan Chandra Krishi Viswavidyalaya

Fresh surface water, groundwater, and their association play a pivotal role in sustaining ecosystems and human societies, especially with escalating demands due to population growth and climate change. Geographic Information Systems (GIS) have revolutionized water resource management by integrating spatial data, modeling tools, and decision-making...

Hindersah R, Asyiah IN, Amaria W, Fitriatin BN, Mudakir I, Banerjee S. 2025. Enhanced mycorrhiza helper bacterial inoculant for improving the health of Arabica coffee seedlings grown in nematode-infected soil. Biodiversitas 26: 127-124. The Arbuscular Mycorrhizal Fungi (AMF) and Mycorrhiza Helper Bacteria (MHB) combine to combat the Pratylenchus co...

Mangrove forests, apart from their carbon sequestration and coastal protection benefits, provide a wide range of ecosystem services to people in tropical developing countries. Local people living in and around forests in the developing tropics also depend heavily on these mangrove ecosystem services for their livelihoods. This study examines the im...

The roles of conservation agriculture (CA) in conserving natural resources, biodiversity and labour had been studied exhaustively but little research work was conducted to study its effect on micrometeorology. The present research work aimed to explore the impact of different tillage practices, crop residue mulching, and fertilizer management on th...

Present study examined the overall performance of 12 CMIP6 GCMs for rainfall, maximum and minimum temperatures for rice crop-growing seasons i.e., Boro (January to May) and Kharif (June to October) over the new alluvial zone of West Bengal. A wide range of indices i.e., index of agreement, error indices and bias estimators were utilized to put more...

Replacement of water-intensive winter rice with strawberry (Fragaria × ananassa Duch.) may restrict groundwater extraction and improve water productivity and sustainability of agricultural production in the arsenic-contaminated Bengal basin. The potential of strawberry cultivation in terms of yield obtained and water use efficiency need to be evalu...

West Bengal is a key producer of raw jute fiber in the country. Identifying and managing dry spells during the jute growing period is crucial, necessitating contingency crop planning for enhanced productivity. Keeping this view in mind, standardized precipitation index (SPI) was calculated over five locations, representing five different districts...

The present research focuses on the variation of field pea production under different prevailing weather parameters, aiming to develop a reliable forecasting model. For that a field experiment was conducted in New Alluvial Zone of West Bengal during 2018-19 and 2019-20 with three different varieties (VL42, Indrira Matar, Rachana) of this region. Bi...

Green cabbage, water spinach, and spinach are important vegetables in the diet of the Ambonese communities, so the vegetables have economic value and contribute to the inflation of Ambon City. The main obstacle for optimizing leafy vegetables in urban farming of Ambon City in Ambon Bay neighborhood is excess water during the rainy season which poss...

The present study aims to evaluate the individual and combined impact of temperature and rainfall on mustard yield through DPI for five districts, viz., Hooghly, Nadia, Burdwan, Mursidabad and South 24 Parganas of West Bengal based on 18 years. The selected study areas belong to different agro-climatic zones of the state, namely the old alluvial zo...

Climate change and global warming pose severe threats to Earth's ecosystems, particularly in India, where agriculture is one of the most important components of the economy and livelihood for millions. The pressure on dwindling cultivable land is escalating with increase in demand for food. To address these challenges, precision agriculture (PA) em...

Global food and environmental security are the key challenges before the scientific community in the present era of enhanced climate variability and dwindling resources. Agriculture depends on weather and climate from day-to-day management operations to long-term planning. Uncertainties of weather and climate are posing major threat to food securit...

Rice yields are largely influenced by variability in weather. Here, we demonstrate the effect of weather variables viz., maximum and minimum temperatures, rainfall, morning and evening relative humidity, bright sunshine hours on the yield of rice cv. Swarna, grown across five rice ecologies of India through field experiments during kharif (wet) sea...

Introduction Crop sequences are important to make efficient use of natural resources and ensure food security. Climate change affects the sustainability of crops in cropping sequence. The application of crop sequence modelling to evaluate the sustainability of cropping sequences under projected climate is a less explored area. Methods The present...

Elevated thermal condition caused by global warming is a threat to major crops grown in India as well as other Asian and tropical countries, as it negatively affects the crop phenology, growth, dry-matter production and yield. The present research work aims to assess the impact of elevated temperature on rice production using three crop growth simu...

Crop simulation models offer a great tool for understanding the impact of climate change factors, their interaction and effect on crop growth and yield. It is essential to ensure higher wheat yield, being a major crop during the winter season on Eastern India, to achieve the food security in coming years. The present study aims to assess the impact...

A field experiment was conducted at Purba Medinipur Krishi Vigyan Kendra, Nandakumar, Purba Medinipur, West Bengal, India to study the effect of two sowing dates on phenology, growth and yield of four field pea varieties during rabi season of 2021-22. The average phenophase duration from sowing to >50% emergence, >50% emergence to >10% flowering, a...

Background: Sowing time and variety-specific genetics influence the phenological development of lentil (Lens culinaris L.), affecting its heat and solar energy utilization for attaining satisfactory yield. The present study was conducted to assess how the different thermal indices behaved in explaining variation in phenology and yield components wi...

As the ground-based instruments for measuring net radiation are costly and need to be handled skillfully, the net radiation data at spatial and temporal scales over Indian subcontinent are scanty. Sometimes, it is necessary to use other meteorological parameters to estimate the value of net radiation, although the prediction may vary based on seaso...

Super-cyclone Amphan caused a devastating impact on agriculture in West Bengal. The present study aims at identifying the agricultural areas affected due to cyclone Amphan led water inundation in twelve selected districts of Gangetic West Bengal. The Sentinel 1 data of both pre-and post-cyclonic periods were analyzed to obtain the inundation area....

The challenge for agriculture is to meet rising demand for food while dealing with climate change and natural resource constraints. This paper takes the case of cereal production in the lower Indo-Gangetic plains in the state of West Bengal, India, and examines the implications of various crop-shifting scenarios on consumptive water demand and nutr...

Direct-seeded rice (DSR) seeds are often exposed to multiple environmental stresses in the field, leading to poor emergence, growth and productivity. Appropriate seed priming agents may help to overcome these challenges by ensuring uniform seed germination, and better seedling stand establishment. To examine the effectiveness of sodium selenite (Na...

Research on the influence of tillage practices along with mulching and fertilizer management towards regulating radiation components are less explored. With the objective to evaluate the impact of tillage, crop residue and nutrient doses on microclimate modification and photosynthetically active radiation (PAR) utilization, an experiment was carrie...

The simultaneous occurrence of high temperature and moisture stress during the reproductive stage of lentil (Lens culinaris Medik) constrains yield potential by disrupting the plant defense system. We studied the detrimental outcomes of heat and moisture stress on rainfed lentils under residual moisture in a field experiment conducted on clay loam...

Climate variations in relation to meteorological variables has received global attention and thus study of the spatiotemporal dynamics of temperature, rainfall is the central process to assess climate-induced changes and advocate feasible adaptation strategies. The present study examines changes in rainfall and temperature over 5 important jute gro...

Climate variations in relation to meteorological variables has received global attention and thus study of the spatiotemporal dynamics of temperature, rainfall is the central process to assess climate-induced changes and advocate feasible adaptation strategies. The present study examines changes in rainfall and temperature over 5 important jute gro...

Direct-seeded rice (DSR) seeds are often exposed to multiple environmental stresses in the field, leading to poor emergence, growth and productivity. Appropriate seed priming agents may help to overcome the challenges by ensuring uniform seed germination, and better seedling stand establishment. To examine the effectiveness of sodium selenite, sodi...

Potato is the most important non-cereal crop in the world and the most prominent winter season crop in India. Growth and yield of potato crop is very much sensitive to higher temperatures and the moisture stress. Hence, the anticipated increase of temperature due to global warming and climatic variability will have an adverse impact on potato produ...

An experiment was conducted in the Lower Gangetic Plains of West Bengal during 2017 and 2018 with three popular green gram varieties of the region (viz. Samrat, PM05 and Meha). Along with studying the variation of PAR components, a radiation use efficiency (RUE) based equation irrespective of varieties was developed and used to estimate the green g...

Potato is the most important non-cereal crop in the world and the most prominent winter season crop in India. Growth and yield of potato crop is very much sensitive to higher temperatures and the moisture stress. Hence, the anticipated increase of temperature due to global warming and climatic variability will have anadverse impact on potato produc...

The Journal of Agrometeorology (ISSN 0972-1665) , is a quarterly publication of Association of Agrometeorologists, Anand, Gujarat, India, appearing in March, June, September and December. Since its beginning in 1999 till 2016, it was a half yearly publication appearing in June and December. The journal publishes original articles, full length paper...

Correct evaluation of water availability period in a region is vital to ensure sustainable crop production. In this backdrop, an agro-climatic study was carried out for the eastern Indian state of Bihar to evaluate the onset, cessation and length of growing period (LGP) by employing climatic water balance model for effective crop suitability planni...

Most simulations of food production in response to various climates to date have used simulations of the same crop over multiple years. This study evaluated the impact of projected climate on performance of rice-lentil-groundnut cropping sequence in New Alluvial Zone of West Bengal, India, using DSSAT model. The study period consisted of baseline (...

Demand for solar energy is increasing due to its clean nature in contrast to conventional fossil fuel sources and lowering of the cost harvesting solar energy. Consequently, it’s important to assess the spatio-temporal distri-bution and future projection of global horizontal irradiance (GHI) under future climate scenarios. However, due to the absen...

Conservation agriculture is a complex and interactive process of a different variable and principle. By integrating experimental and modeling activities, several multidisciplinary teams of scientists have been able to assemble comprehensive models to assess the effect of conservation agriculture. The effect of conservation agriculture can be mea...

Cropping intensification is a solution to ensure global food security amid the threats of climate change and variability. Crop models are used extensively to evaluate the performance of single crop for a particular year under future climate. However, very few literatures are available on the application of crop models to evaluate intensive cropping...

India has an agrarian economy with more than 1.35 billion population. Serious efforts are being put to combat both malnutrition and climate change effects during past few years. In this context, nanotechnology can reorient Indian agriculture to attain higher productivity in sustainable manner. Nano products having significant role in agri-sector ar...

Soil moisture and air temperature stress are the two major abiotic factors limiting lentil (Lens culinaris Medik.) growth and productivity in the humid tropics. Field experiments were conducted during winter seasons (November to March) of 2018–2019 and 2019–2020 on clay loam soil (AericHaplaquept) of Eastern India to cultivate rainfed lentil, with...

Increasing winter temperature in lower Gangetic Plain of India has put a threat to the cultivation of summer rice along with decreasing fresh water availability. Increasing ambient temperature also increase the soil temperature in the root zone of the crop. Thus, the effect of soil temperature over an optimum value may be detrimental for the root g...

The paper through a critical appraisal of the agricultural practices in the Indian Sundarban deltaic region explores the tripartite problems of arsenic biomagnification, salinity of arable lands and ingress of agrochemical pollutants into the freshwater resources, which endanger the health, livelihood and food security of the rural population inhab...

A field experiment was conducted consecutively during 2018-19 and 2019-20 cropping seasons at Bidhan Chandra Krishi Viswavidyalaya, Mohanpur. The study was carried out in split-plot design having two sowing dates (November first week and December first week) in main plot, and foliar spray (no spray, spray of tap water, Zn @ 0.5% (ZnSO 4 .7H 2 O), F...

Low nitrogen content in soil is usually overcome by chemical fertilization. After long application period, high-dose and intensive use of N fertilizers can cause ammonia volatilization and nitrates accumulation in soil. In sustainable agriculture, the use of bacterial inoculant integrated with nutrient management system has a role in soil health an...

India is considered as one of the major wheat producing and consuming countries of the world. Wheat is the second most important food-grain of India. In West Bengal condition it is sown in third week of November and harvested in March. The growing period of wheat differs in different regions due to climatic variations that directly impact the veget...

Water is the soul of living entities gifted by nature. The temperature increment due to climate change and increasing evaporative demand along with decreasing fresh water availability will pose a great challenge to grow winter crops and summer rice in near future. To fill up the gap between water supply and its demand for agriculture the prime obje...

A pre-requisite knowledge on the impact of climate in crop production is compulsory for sustainable agriculture and crop-weather analysis model (CWAM) helps to understand the crops association with weather using second-degree multiple-regression equation. Among the different weather variables, the distribution of TMAX varied from 23.8to 38.00C whic...

Considering the importance of reference evapotranspiration (RET) in agriculture , hydrology and meteorology, the research problem was taken to assess the RET during winter season under projected climatic situation of West Bengal, India. The Penman-Monteith method was used in the study as it is the most accurate method of estimating RET. However, va...

Aim of study: Radiation parameters and photoperiod influence potato biomass and tuber yield significantly. Lack of instrument facilities in developing countries is the main hindrance to estimate global solar radiation (GSR) and radiation use efficiency (RUE). Considering these facts, an experiment was conducted to estimate light extinction coeffici...

Aim of study: Radiation parameters and photoperiod influence potato biomass and tuber yield significantly. Lack of instrument facilities in developing countries is the main hindrance to estimate global solar radiation (GSR) and radiation use efficiency (RUE). Considering these facts, an experiment was conducted to estimate light extinction coeffici...

Solar radiation is the key energy source for most of the energy conversion systems, whether it is biological or mechanical. It is also the most fundamental energy source for future energy demand. Like most of the developing countries, India also lacks sufficient instrument facilities to measure global solar radiation (GSR) at recommended spatial in...

Allometric regression models are one of the common methods of carbon stock estimation based on growing stock data conversion to estimates of above ground biomass (AGB). Therefore, allometric model selection is important functional aspect that has considerable influence on accuracy of biomass estimation. As destructive sampling is restricted in our...

Purpose This study aims to assess the biodiversity of the study area and estimate the carbon stock of two dry deciduous forest ranges of Banka Forest Division, Bihar, India. Design/methodology/approach The phytosociological analysis was performed and C stock estimation based on volume determination through nondestructive methods was done. Finding...

Jute can be sown as a relay crop in between the lines of 15-20 days old green gram for additional pulse yield without reducing yield of jute (Adak and Biswas, 2004, Biswas et al., 2007, Biswas et al., 2013). Main problem of this system is the availability of water, especially, at early stage during April-May. Increase in crop water productivity, yi...

Salinity stress is a constraint to the world crop production. The crop plants of Fabaceae family are a major source of dietary proteins for the population of third world countries. But salinity stress poses a serious threat in their yield. Several studies have been performed to elucidate the legume salinity stress responses as well as strategies to...

Effective utilization of photovoltaic (PV) plants requires weather variability robust global solar radiation (GSR) forecasting models. Random weather turbulence phenomena coupled with assumptions of clear sky model as suggested by Hottel pose significant challenges to parametric &non-parametric models in GSR conversion rate estimation. Also, a dece...

Predicting cropland latent heat flux (LHF) from commonly measured low-cost meteorological parameters (MPs) like net solar radiation, soil & air temperature, vapor pressure deficit, wind speed, and canopy temperature of the crops is essential for modeling crop production and managing water resources economically. In this treatise, we explore the dee...

An experiment was conducted in the experimental farm of Bidhan Chandra Krishi Viswavidyalaya, Nadia, West Bengal to study the radiation pattern and its balance over green gram (Vigna radiata var. Samrat). The BREB method was used to determine the sensible heat flux and latent energy. The net radiation was measured through net radiometer and the gro...

DSSAT 4.7 model was used to simulate potato tuber dry and fresh weights for normal weather situation of Kalyani region, West Bengal, and under various Representative Concentration Pathways (RCP) scenarios. The model was calibrated and validated for Kufri Jyoti variety with the experimental data collected during 2010-16. Coefficient of Determination...

Nursery management Robust seedlings System of rice intensification Water use A B S T R A C T Rice (Oryza sativa L.) production in South Asia is increasingly threatened by the erratic nature of onset of monsoon rain and climate change. Wide variation in rainfall pattern affects the timing of nursery raising and transplanting later in the main field....

A field experiment was conducted at BCKV, Kalyani, West Bengal (Latitude 22°59’13’’ N, Longitude 88°27’20’’ E) to evaluate the performance of different rice cultivars grown during kharif season of 2017. The experiment was laid down in a split split-plot design where four dates of transplanting (16th June, 30th June, 14th July and 28th July) were al...

An agro-climatic study was carried out in eastern Indian state of Bihar (middle Indo-Gangetic Plains) to identify optimum planting schedules and water availability of rainfed crops based on moisture availability index (MAI), i.e., the ratio of weekly assured rainfall and potential evapotranspiration (PET) for delineating safe growing period and cro...

In developing countries like India, global solar radiation (GSR) is measured at very few locations due to non-availability of radiation measuring instruments. To overcome the inadequacy of GSR measurements, scientists developed many empirical models to estimate location-wise GSR. In the present study, three simple forms of Angstrom equation [Angstr...

The net primary productivity, vis-à-vis crop growth rate is mainly dependent on radiation use efficiency (RUE). Considering the scarcity of instruments to measure RUE, the indirect approaches should be evolved to determine this important crop characteristic. Keeping this point in mind, Global Solar Radiation (GSR) was determined through indirect ap...

The experiment laid out in Randomized Block Design, which was replicated thrice with 15 cultivars of medium decorative dahlia to study the genotypic and phenotypic coefficients of variation, heritability, expected genetic advance, correlation among the cut flower attributing traits and their effect in medium decorative dahlia. The PCV values were s...

Aims: The selection of transplanting windows of summer rice based on temperature and solar radiation is an important task to keep the production potential of this crop under changing climate scenario especially with deficit irrigation management. Methodology and Study Design: Two years field experiment (2014 and 2015) was conducted in the Lower Ga...

The presentation will give the firsthand info on INSA fellowship and use of NCL in detecting the CC impact on ET

Aim: The present study was conducted to quantify the extinction coefficient and photosynthetically active radiation (PAR) use efficiency of widely cultivated variety "Shatabdi" under changing dates of transplanting and to suggest the farmers for proper transplanting window in this zone. Methodology: Thirty five-day-old rice seedlings were transplan...

An agroclimatic study based on forward and backward rainfall accumulation criteria was conducted to determine the onset, cessation and length of rainy season at 50 and 75% probability levels for all 38 districts of Bihar. The results revealed that the districts under Zone IIIB (Part of south Bihar alluvial plains) recorded the shortest length of ra...

Potato tuber yield were simulated at Jorhat, Assam under various Representative Concentration Pathways (RCPs) scenarios for 2020, 2050 and 2080 using DSSAT SUBSTOR-Potato model. The model was calibrated and validated for three potato cultivars, viz., Kufri Jyoti, Kufri Pokhraj and Kufri Himalini with the experimental data collected during 2014-15 a...

In aquaculture engineering, estimation of chlorophyll concentration is of utmost importance for water quality monitoring. For a particular area, its concentration is a direct manifestation of the region suitability for fish farming. In literature different parametric and non parametric methods have been studied for chlorophyll concentration predict...

WOFOST model was used to study the impacts of elevated thermal environment on kharif rice at Kalyani situated in lower Gangetic region of West Bengal. The model was calibrated and validated with experimental data collected during kharif season of 2010 to 2013. The simulated yield data was well matched with actual data. The sensitivity analysis for...

Climate change is a major threat for ecosystems, food security, forests and other natural resources. Proper steps must be taken to reduce the vulnerability of the farming communities living in coastal areas, especially in the developing countries. This chapter reviews the impact of climate change on the coastal agro-ecosystem, and practices to impr...

Poor farmers' livelihood in the coastal area of West Bengal, India, has been threatened during the recent years, mainly after occurrence of the super-cyclone "Aila". The present study primarily focuses on the two aspects, climate change and livelihood. Finding out the farmers' perspective on climate change is in fact helpful for assessing their con...

Effective utilization of photovoltaic (PV) plants requires weather variability robust global solar radiation (GSR) forecasting models. Random weather turbulence phenomena coupled with assumptions of clear sky model as suggested by Hottel pose significant challenges to parametric & non-parametric models in GSR conversion rate estimation. Also, a dec...

Uncertainty of crop-environment including weather parameters causes a large deviation in crop yields. Reliable and timely forecast of crop yield is therefore of central importance for agricultural planners and policy makers. Weather parameters and yield forecasting are inseparably associated with each other. The present work studied the composite i...

Uncertainty of crop-environment including weather parameters causes a large deviation in crop yields. Reliable and timely forecast of crop yield is therefore of central importance for agricultural planners and policy makers. Weather parameters and yield forecasting are inseparably associated with each other. The present work studied the composite i...

An experiment was carried out to study the incidence pattern and bio-ecology of two-spotted spider mite infesting pointed gourd along with the role of major abiotic factors on the population dynamics. Peak incidence was observed during last week of April to first fortnight of May during all the three years of study. It is revealed from the spatial...