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Introduction
Varucha Misra currently works at the Crop Improvement, The Indian Institute of Sugarcane Research. Varucha does research in Food Science, Environmental Science and Agricultural Plant Science. Her expertise is in post harvest quality of sugarcane and sugarbeet
Publications
Publications (134)
Sugarcane stands out as an exceptional converter of solar energy into valuable biomass and sugar. A diverse array of by-products are generated during sugarcane processing, including bagasse, molasses, press mud, and lesser-known residues like trash, wax, fly ash, biochar, etc. These by-products, often rich in fibres, lignin, pentosans, and pith, pr...
Millets have been recognized for their health benefits, resilience in challenging environments, and versatility in cuisine, making them essential to global agriculture and foods. This review examines their phenology, stress responses, carbon footprint, biofortification, and diverse culinary applications. Millets adapt well to adverse climatic condi...
The development of mapping populations and quantitative trait loci (QTL) analysis face constraints, in crops exhibiting male sterility and self-incompatibility under field conditions. Addressing these challenges requires the integration of advanced techniques, including the temporal alteration or excision of centromere histone H3 (CENH3) protein an...
Sugar beet, a sugar crop, faces a persistent threat from foliar and root diseases, leading to substantial yield losses. Traditional methods of disease identification and severity assessment are often time-consuming, error-prone, and impractical, particularly in large production areas. In response to this challenge, researchers have recently turned...
Sclerotium root rot, caused by the fungus Sclerotium rolfsii, presents a significant challenge to sugar beet cultivation, particularly in tropical and warmer climates where high temperatures favor pathogen proliferation. This disease is prevalent in southern regions globally, where optimal conditions enable the fungus to produce white cottony mycel...
The armyworm, Spodoptera litura Fabricius, 1775 (Noctuidae: Lepidoptera) is a serious and emerging insect pest of sugar beet in India, resulting in significant yield losses. A phylogenetic tree was constructed using the CLUSTAL W and neighbour joining technique, and a neighbour joining haplotype network was formed using PopArt to assess the relatio...
The ASEAN nations play a significant role in the global sugar trade, collectively contributing approximately 10% of the world’s sugar production. These countries produce over 17 million tons of sugar annually, with imports and exports amounting to 9,108,624 tons and 7,421,737 tons, respectively, while domestic consumption stands at 15,836,900 tons....
The challenge of sustainability has emerged as a primary concern across numerous industries globally including the sugar sector. The importance of adopting sustainable practices is increasingly acknowledged on a global scale. The sugar industry occupies a unique position and has the potential to make significant contributions to various vital Susta...
The controlled environment ecosystem is a meticulously designed plant growing chamber utilized for cultivating biofortified crops and microgreens, addressing hidden hunger and malnutrition prevalent in the growing population. The integration of speed breeding within such controlled environments effectively eradicates morphological disruptions encou...
The agricultural system for the production of food grains has led to deforestation, pollution, and overexploitation of natural resources. As a result, agriculture is both a cause as well as a victim of climate change. Agricultural ecosystems are highly sensitive to climate-change, so it is important to investigate the likely impact of climate chang...
Sugarcane (Saccharum spp. hybrids) is among the significant industrial cash crops. It serves as an essential raw material to produce biofuels and the global sugar industry. Natural selection, conventional breeding, and more recently, the cutting-edge tools from genetic engineering and biotechnology, have been used to develop and improve the crop si...
Climate change-induced biotic and abiotic stresses pose significant challenges to sugarcane cultivation, threatening global production. Losses in sugarcane production and productivity are exacerbated under abiotic and biotic stress conditions. The application of silicon, an abundant and versatile element, has emerged as a promising solution, either...
Molecular and Physiological Insights into Plant Stress Tolerance and Applications in Agriculture is an edited volume that presents research on plant stress responses at both molecular and physiological levels.
Key Features:
Emphasizes the morphological and physiological reactions of plants and the underlying molecular mechanisms when faced with str...
Agriculture is one of several human activities that contribute to chemical pollution through chemical fertilizers for increasing growth, production, and productivity. Indiscriminate use of chemical fertilizers had been rapidly increased all through the world, increasing their contribution to soil and water pollution. Arbitrary usages of fertilizers...
Sugar beet is a crop with high sucrose content, known for sugar production and recently being considered as an emerging raw material for bioethanol production. This crop is also utilized as cattle feed, mainly when animal green fodder is scarce. Bioethanol and hydrogen gas production from this crop is an essential source of clean energy. Environmen...
Sugar beet (Beta vulgaris L.), primarily grown in temperate regions for sugar and biofuel production, is vulnerable to several diseases including foliar and root diseases. These diseases result in significant yield losses and impact grower profitability. Of all the diseases, Rhizoctonia causing diseases in sugar beet roots have always been a challe...
Fasal Sudhar me Bhartiya Ganna Anusandhan Sansthan ka Yogdan
Gud hai Swasthy ka Khajana
The 70 years of achievements of sugarcane institute and 70 important points of sugar beet
With the increasing rate in population, economic growth, and increased utilization of energy, several environmental issues emerged out due to which the need for biofuel production from agricultural biomass has attracted attention. The use of bioenergy resources is considered environment friendly. The application of bioenergy is vital for mitigating...
Carbohydrates, particularly sucrose in the sugarcane crop, are of much value and are required in a number of metabolic activities. Sucrose production and accumulation along with sucrose processing and mechanism in sugarcane have been elaborately studied. Enzymes and hormones have an important role and function in this perspective. The four metaboli...
Diseases in sugar beet are one of the factors on which its growth and development are dependent. It is a limiting constraint to achieve high yield in sugar beet. In India, rate of occurrence of diseases varies from 10% to 15% and this results in influencing the low sugar beet yield. Fifteen sugar beet diseases of economic value have been known in I...
Integrated disease management is a strategy for management of plant diseases involving all the essential and beneficial methods which a grower needs for obtaining healthy crop. Adapting this technology, the growers are benefitted by coping up with economical losses they face through the occurrence of disease in sugar beet. Extensive researches in t...
Covers in detail the essential aspects of sugar beet cultivation, development and crop management
Discusses advancements in the field of sugar beet research and problems associated in cultivating this crop
Includes special reference to research work in the Indian agro-climatic conditions
Sugarcane is an important cash crop of India and sucrose accumulated in its stalk is the main product, which gets deteriorated as soon as it is harvested. Sucrose deterioration causes reduction in sugar recovery as well as loss in cane weight affecting the income of millers and farmers. There are number of other losses and enzyme activities occurri...
Any crop exposed to stress environment is influenced by the weather aberrations. These aberrations generate abiotic stress conditions contributing to 60 to 80% changes in crop production and productivity. The problem of climate change is further augmenting these stresses causing much more reduction in crop yield. Variable and complex responses by t...
Post-harvest losses of fruits, vegetables, and crops are an important and concerned problem of food industries. It is a measure of quantity and quality of food loss that is initiated from harvesting of the crop till its intake or usage of its end product. Post-harvest quality has been considered as a global issue, and lowering the losses after harv...
Water logging is a frequently occurring event, which is accompanied by heavy rainfall and has a negative impact on crop productivity by reducing productivity by 80%. Higher losses in productivity are seen in sensitive crops than tolerant crops in respect to water logging stress. Plant growth and development (at different growth stages) respond diff...
Drought, limiting crop production and productivity factor, is known to hinder cane growth and photosynthetic ability along with a decrease in biomass production and yield. The occurrence of drought is a common problem around the world. Several cane-growing countries are facing this problem causing losses in cane yield by up to 60%. Recently, 40% pr...
Drought is a common abiotic disaster in India, affecting the states that are prominent for sugarcane production, viz., Tamil Nadu, Maharashtra, Andhra Pradesh, Bihar, Haryana, Rajasthan, and Uttar Pradesh. As sugarcane is a high water requirement crop with a long life cycle, water deficit conditions adversely affect its growth and production especi...
Sugarcane deteriorates at a quick rate, just like other perishable crops. The quick loss of sucrose content in sugarcane from the time it is harvested has a significant impact on sugar recovery. This problem of post-harvest sucrose losses in sugarcane is a serious concern in cane-producing countries, as it not only leads to low sugar recovery in mi...
Sugar beets are a temperate crop with a lot of potential for growing in tropical and subtropical climates. The Indian Institute of Sugarcane Research has been exploring this crop for over seven decades, and the researchers have presented evidence for sugar beet growth and development in India's tropical and subtropical climates. With the release of...
Sugar beet owes its origin from 8500 B.C. on the seashores of Europe. Leaves are the first portion of the plant which was utilized by prehistoric men as an edible product. The sugar production from its roots has been identified and discovered in 1705, but it was not much exploited. Later, Andreas Marggraf became the first scientist who discovered t...
Natural enemies have recently gained much interest because of the problems encountered by the use of pesticides and environmental concerns. Because sugar beet crop is a food crop, it is wise to avoid or minimize the use of pesticides. The indiscriminate use of pesticides may lead to outbreaks of leaf-feeding and sucking pests. There is a need for m...
Sugar beet is the second most important sugar crop producing one-fifth of the world’s sugar, and it is grown in around 57 sugar-producing countries. It is a temperate crop, but now this crop is also being well adapted as a supplementary sugar crop for Indian tropical and sub-tropical climatic conditions. This is a biennial plant belonging to Chenop...
The sugar beet agro-ecosystem has a few key or primary pests that may actually limit production under certain conditions. A couple of these are available all over the world. In addition to the primary pests, there are numerous species that cause periodic losses to sugar beet, while a few species have such a low population rate that no serious damag...
In terms of sugar beet quality, post-harvest sucrose degradation is a major concern. After harvest, sugar beet is one of many quickly perishable crops. The primary and secondary losses are, in essence, the principal causes of this loss. These losses after harvest are also caused by pre-harvest circumstances. Harvesting to slicing duration, loading...
Sugar beet is an important crop in the advent of COVID 19 as it has a high potential for ethanol production in less growth span. The life cycle of this crop is of five to six months with a root yield of 60–80 t ha-1 and sugar content of 15–17%. Sugar beet is known as a temperate crop of short duration grown in the month of September to October and...
Drought is one of the acute problems for crops with respect to crop productivity as per the concerned present scenario. Nowadays, this problem is gaining more attention due to the diverse and costly effects at economic levels. For a crop to adapt to drought conditions, several changes must occur in it to survive. High proline and glycine betaine co...
In the future, abiotic stress will be a chief danger with respect to fulfilling the needs of agricultural crops in terms of their production for feeding the world's population. Abiotic stress includes heat, cold, salinity, flooding, drought, UV radiation, and nutrient stress. These stresses are causing a huge effect on the production and productivi...
Trichoderma spp. is a fungus which is seen in almost all sorts of soils and habitats. It is recognized as a biocontrol agent since 1920. Increased growth rate, bright green conidia in major strains of this fungus, and repetitively branched structure of conidiophore are the main characteristics of this fungus. It belongs to saprophytic fungus which...
Salinity due to excessive sodium ions in plants is amongst one such abiotic stresses that are severely hampering crop productivity. Most plants are severely affected by excess sodium ions in soil. This abiotic stress creates relatively more problems in plants belonging to glycophytes group than the ones to halophytes group by interrupting their phy...
Seed dormancy is a failure of viable, intact, and mature seeds to germinate under favorable environmental conditions which may last from few days to several months depending on their habitat and growth conditions. It is also apparent that dormancy is more common in undomesticated species as compared to the species which have been domesticated to a...
Sugar transporters are essential for transporting sugars to different parts in plants. The two well-known and widely studied sugar transporter families are the monosaccharides transporters and sucrose transporters. A third sugar transporter family is hexose transporters that include the newly identified SWEET transporter. Vacuolar glucose transport...
Sugars, polyhydroxy aldehydes and ketones, play an important role in humans as its primary function is to provide instant energy. Besides being energy booster, it performs several other functions like muscle formation, skin formation, maintenance of body temperature, monocytes transportation, myelin production, etc., in humans. However, one more ex...
Two hitherto Alternaria species, viz., A. ashwinii and A. dilkushana causing leaf spot on the margins of flavescent and older leaves of sugar beet (Beta vulgaris L.) are being reported for the first time from sub-tropical India. The new strain of fungi was isolated and morpho-taxonomic characters were studied in depth and compared to previous repor...
Post-harvest sucrose losses are always a critical problem for sugar industries. A predominant factor which is causing these post-harvest losses that affects sugar recovery is the bacterium Leuconostoc spp. This study aims to check the efficacy of certain chemical treatments in reducing the proliferation of this bacterium. Our study based on a Leuco...
Bio-ethanol as well as bio-energy production is becoming an important part of the whole world. Primary biomass production in India is the major source for production of bio-ethanol. In this aspect where sugarcane crop is already playing its part, sugarbeet crop is an emerging source for bio-ethanol production. Sugarbeet crop is a tropical crop but...
Salt stress is an abiotic stress wherein high concentrations of sodium and chloride ions present in the soil affect sugar beet productivity. About 13% of the land in the world is affected by such soils. Growth of mesophyll cells under such a situation is affected as there is decrease in uptake of water and nutrients along with toxicity of either so...
Water is an essential necessity for proper crop growth and high yield. The requirement of water for the crop could not be fulfilled just by the uptake by crop roots from ground but by additional irrigation. The levels of groundwater is depleting with increase in time due to excessive usage /wastage and high temperatures this will cause defciency of...
Abiotic stress is recurrent occurring problem for sugarcane crop in terms of hindrance in achieving good and high production. In India, drought coverage is 2.97 lakh ha while 2.5 lakh ha under coverage of waterlogging which is one of the reasons behind low cane production and productivity due to alteration in metabolism, growth and development of t...
Spodoptera litura along with other core insects is a premeditated severe pest of sugarbeet. S. litura can damage crop completely at 125 days after sowing and causes physiological spoiling in economical part and crown rot. Development of eco-friendly management practices to obtain sustained crop yields over a long period is highly essential. It is e...
Sugar beet is another crop which possesses capability of producing sucrose, besides sugarcane. It is a flexible crop as it can be grown in number of soils including saline soils where crop like sugarcane fails to grow. It even has the capability to grow well under water-limiting conditions and in general requires less irrigation supply than sugarca...
Sugarcane is a significant crop for production of sugar and ethanol in the world. In present perspective, drought is one of the frequently occurring abiotic stresses hampering the productivity of sugarcane causing heavy losses in sugar recovery. Post-harvest sugarcane deterioration attains more importance. Measures have been recommended in harveste...
Climate change is the one of the most emerging problem of today's world. It is the most potent threat to the existence of mankind. These sudden abrupt changes in the climate are affecting all the crops to a great extent. High concentrations of CO₂ are one of the leading reasons contributing to climate change due to the increasing level of greenhous...
Aim: The post harvest deterioration is the most vexing problems of sugar industry and these losses due to Leuconostoc spp. cause enormous depreciation in cane tonnage and recovery. Thus, the objective of this study was to assess the invasion of Leuconostoc spp. in sugarcane.
An experimental study was conducted to evaluate the genetic variation and relationship between yield and its components
in sugar beet. The existence of high PCV and GCV estimates for the morpho-biochemical traits indicated greater possibility of
their improvement through selection in respective environments. High estimates of heritability and genet...
Quality and recovery are the two important concerned aspects for sugar millers. Both of these depend on the supply of canes to the mills. Supply of stale canes, irrespective whether thick or thin canes, to sugar mills are a common phenomenon observed leading to loss in recovery. Thus, this study was conducted to observe the morphological staling pa...
Red rot infection is a severe fungal infection which causes huge damage to crop once invaded, especially, during the
monsoon seen when this pathogen finds favorable condition. Assessment of incidence of red rot infection in sugarcane
varieties is an important matter to be looked at as this infection has led to downfall of several varieties such as...
Sugarcane is one of the main cash crops used for production of sugar on large scale and other by products like ethanol. Sugar is a product which is largely consumed by the people and with the increasing population; the consumption rate will be increased. To fulfil the consumption needs enhancement in sugar production could be done by enhancing eith...
Leuconostoc is a major bacterium known for post-harvest sucrose losses in sugarcane. These bacteria find favorable conditions for its survival in cane tissues of harvested canes as it can convert the sucrose content to glucose and fructose which contributes to the post-harvest losses in cane. Being a soil borne bacterium there is a general belief o...
Sugarcane (Saccharum species hybrids) is a long-duration, high-water-requiring cash crop cultivated under different agroecological conditions. Besides experiencing vagaries of weather all the year round, the climate change, the order of the day, further aggravates effects of these abiotic stresses affecting sugarcane growth, development, sugar synt...
Post-harvest sucrose losses in sugarcane are always an important aspect. About 40% of these losses in sugarcane are due to microbial invasion wherein a major role is played by Leuconostoc bacterium. Use of several chemicals has been suggested for minimizing these losses, however, there are several side effects on a smaller or larger basis. Now-a-da...
This paper aims to study the impact of solar eclipse on sugarcane crop.
Drought is one of the major problems in the present scenario of climate-change where half of the country had faced this severe problem. Bihar is one amongst the Indian states where sugarcane production is hampered by the recent occurrence of climate-change induced drought. This paper will illustrate the outcome of climate-change induced drought in...
Post-harvest sucrose losses is one of the most important and necessary problem of sugar mills. Varietal difference in sugarcane is one of the major contributors to this aspect. In this study, we tried to compare the post harvest sucrose losses in two early ripening varieties. CoJ 64 and CoPk 05191 were chosen for this study. The canes of each varie...
Biotechnology is an important field of science which is playing an vital role in agriculture and other domains. The idea of creating new hybrid varieties is not new; however, earlier this process was possible only in close species associated with each other. With the use of biotechnological techniques, it is now possible even in species which are n...