Dilfuza Egamberdieva

Dilfuza Egamberdieva
National University of Uzbekistan · Joint Uzbek-China Key Lab of Ecobiomes

PhD

About

271
Publications
164,375
Reads
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8,725
Citations
Additional affiliations
December 2014 - present
March 2009 - December 2013
National University of Uzbekistan
Position
  • Consultant
January 2008 - December 2008
University of Helsinki
Position
  • Research Associate
Education
June 1998 - June 2000
September 1988 - July 1993

Publications

Publications (271)
Article
Full-text available
Bio-fertilizer practice considers not only economical but also environmentally friendly, sustainable agriculture. Endophytes can play important beneficiary roles in plant development, directly, indirectly, or synergistically. In this study, the majority of our endophytic actinobacteria were able to possess direct plant growth-promoting (PGP) traits...
Chapter
New Findings from Natural Substances present the state-of-the-art and future prospects for the application of biomolecules in the pharmaceutical, agricultural, food and industrial sectors. The book presents eight reviews contributed by more than twenty experts on interesting natural substances, and plant sources, that serve as sources of natural re...
Article
Full-text available
Numerous reports confirm a positive impact of biochar amendments on soil enzyme activities, nutrient cycles, and, finally, plant growth and development. However, reports explaining the process behind such diverse observations are scarce. The aim of the present study was (1) to evaluate the effect of biochar on the growth of purslane (Portulaca oler...
Article
Full-text available
The excess use of chemicals by farmers in the agroecosystems degrades soil quality, disturbs soil ecology, and increases soil salinity and health hazards in humans. Stevia rebaudiana is an important medicinal and aromatic crop whose leaves contain steviol glycosides (SGs). The Bacillus safensis NAIMCC-B-02323 strain STJP from the rhizosphere of S....
Article
Full-text available
Taking into account the temperature dependence of the pyrolysis process in the production of biochar, the optimal performance of raw materials for household waste, poultry manure and wheat straw is the formation of biochar at a temperature of 400° C, which gives good results. There is no dependence in the increase or decrease in temperature during...
Article
Full-text available
В статье проводятся исследования по извлечению биочара из различных органических отходов, включая бытовые отходы, осадок сточных вод, птичий помет, солому, ветки деревьев при различных температурах и времени. Также были изучены химический состав биочара, количество в нем макро и микроэлементов, зольность и водоудерживающая способность, выявлены раз...
Article
Full-text available
Desertified land covers one-fourth of the world’s total land area. Meeting the high food demands in areas affected by desertification is a major problem. This case study provided fundamental information to demonstrate the potential for utilizing the desertified land. The soybean trial was established in two sandy clay loam soils (desertified land)...
Article
Full-text available
This study reports the diversity of cultivable endophytic bacteria associated with yellow iris (Iris pseudacorus L.) by using 16S rRNA gene analysis and their plant beneficial traits. The 16S rRNA sequence similarities of endophytic bacteria isolated from the leaves and roots of yellow iris showed that the isolates belonged to the genera Staphyloco...
Book
Full-text available
Of the world’s seven continents, Asia is the largest. Its physical landscapes, political units, and ethnic groups are both wide-ranging and many. Southwest, South and Middle Asia are highly populated regions which, as a whole, cover an extremely large area of varied geography. In total, this domain is unique in its plant diversity and large vegetat...
Conference Paper
Full-text available
Soybean is an important legume and is widely grown in China and other countries of the world as a source of food, oil, and as a forage crop. Several studies reported that abiotic factors including drought and salinity might cause nodulation failure and decrease legume production (Bouhmouch et al., 2005; Hashem et al., 2016). Biochar application has...
Article
Full-text available
Numerous reports confirm the positive effect of biochar application on soil properties and plant development. However, the interaction between root-associated beneficial microbes and different types of biochar is not well understood. The objective of this study was to evaluate the plant growth of lettuce after the application of three types of bioc...
Article
Full-text available
Commercial inoculants are often used to inoculate field-grown soybean in Europe. However, nodulation efficiencies in these areas are often low. To enhance biological nitrogen (N) fixation and increase domestic legume production, indigenous strains that are adapted to local conditions could be used to develop more effective inoculants. The objective...
Article
Full-text available
The diversity of salt-tolerant cultivable endophytic bacteria associated with the halophyte New Zealand spinach (Tetragonia tetragonioides (Pall.) Kuntze) was studied, and their plant beneficial properties were evaluated. The bacteria isolated from leaves and roots belonged to Agrobacterium, Stenotrophomonas, Bacillus, Brevibacterium, Pseudomonas,...
Article
Full-text available
Numerous studies reported the positive effect of soil amendment with biochar on plant development. However, little is known about biochar and its interrelation with nitrogen (N) and phosphorous(P)additionsandtheirimpactonplantgrowth. Wecarriedoutgreenhouseexperiments to understand the interactive effects of nitrogen and phosphorus supply, as well a...
Conference Paper
Full-text available
Purslane (Portulaca oleracea L.) is a salt tolerant halophyte that known as leafy vegetable and medically important plants rich with antioxidants, minerals, and vitamins. We investigated the diversity of cultivable endophytic bacteria of Purslane grown under salt stress by using 16S rRNA gene analysis and evaluated microbial traits linked to plant...
Conference Paper
Full-text available
Although several studies reported on the phytochemical constituents and biological activity of yellow iris (Iris pseudacorus L.), to date, there have been no reports of endophytes associated with yellow iris and their biological properties. Thus, here, we report on endophytic bacteria associated with yellow iris from the Chatkal Biosphere Reserve o...
Article
In this study the endophytic bacteria from root nodules of lentil (Lens culinaris L.) grown on saline soils were isolated and their beneficial properties for plants were characterized. A total of 12 isolates were isolated from nodules and four isolates (L2, L6, L9, L10) were able to produce lipase, protease and cellulose enzymes. All bacterial isol...
Preprint
Full-text available
Background: The secondary metabolites from savory species are widely used in food and pharmaceutical industries. Salt accumulation in the growing medium adversely affects the growth and yield of plants. The hyper-availability of Na⁺ and Cl⁻ triggers nutrient imbalances, leading to secondary ionic stress. Under salinity exposure, the reactive oxygen...
Article
Full-text available
The interaction between leguminous plants and rhizosphere microorganisms is essential because it can either enhance or inhibit the beneficial effects of individual species. Phages are one of the biotic factors with a negative impact on the beneficial bacteria in soil rhizosphere. In the current study, phage showed lytic activity against Bradyrhizob...
Conference Paper
Full-text available
Biochar is a solid product obtained by heating of biomass or organic waste in the total or partial absence of oxygen and is applied to improve soil properties, or considered a means of carbon sequestration. Several positive effects of biochar on soil chemical, physical, and biological properties have already been demonstrated. Biochar amendment has...
Article
Full-text available
Cadmium stress disrupts plant-microbial interactions and reduces plant growth and development. In plants, the tolerance to stress can be increased by inoculation with endophytic microorganisms. The aim of this study was to investigate the distribution of endophytic fungi in various plant organs of barley and soybean and evaluate their Cd removal ab...
Chapter
Cold habitats are defined as extreme ecosystems with annual temperature averages below 0 °C, and contrary to popular belief, they cover a fairly large area on the earth. A notable part of the cold habitats includes deep oceans, snow cover, permafrost, sea ice, glaciers, cold water lakes, cold underground soils, cold deserts, and caves. These cold r...
Chapter
Contamination by heavy metals is a global environmental problem as it poses a significant danger to all living organisms including microbes. The study of the physiological mechanisms of plant resistance to the damaging effects of abiotic factors is one of the most important biotechnology problems. Its solution is of fundamental importance for under...
Chapter
Thermophilic microorganisms attract the attention of the scientific world with their adaptation to living at high temperatures, far beyond the limits of other living organisms. Initially, research approaches focused on how these organisms could overcome the harmful effects of extreme temperature conditions. However, with the realization that the he...
Chapter
Soil salinity is a major issue world-wide degrading agriculture lands and disturbing soil biological process. Exerting adverse effects on seed germination, root system, nutrient acquisition plant physiology leads to drastic reduction in plant growth and soil productivity. The adverse effects of salt stress on soil microbial activity, diversity, and...
Article
Biochar is a solid product obtained by heating of biomass or organic waste in the total or partial absence of oxygen and is applied to improve soil properties, or considered a means of carbon sequestration. Several positive effects of biochar on soil chemical, physical, and biological properties have already been demonstrated. Biochar amendment has...
Article
Full-text available
Licorice (Glycyrrhiza uralensis Fisch.) is a salt and drought tolerant legume suitable for rehabilitating abandoned saline lands, especially in dry arid regions. We hypothesized that soil amended with maize-derived biochar might alleviate salt stress in licorice by improving its growth, nutrient acquisition, and root system adaptation. Experiments...
Article
Full-text available
Бугунги кунда дунёда кўплаб хомашёлардан биочар тайёрланади. Мақолада маҳаллаий хомашёлардан фойдаланган ҳолда биочар олишга урғу берилган. Шу нуқтаи назардан Ўзбекистон шароитида дастлабки биочар хомашёси сифатида маиший чиқиндилар, буғдой сомони, парранда гўнги танлаб олинган. Биочар – кўп функционал гуруҳли, юқори сирт майдони, юқори озуқа тарки...
Conference Paper
Full-text available
This conference paper about biochar obtained from various sources as a substrate for bradyrhizobium japonicum.
Article
Full-text available
Endophytes colonizing plant tissue play an essential role in plant growth, development, stress tolerance and plant protection from soil-borne diseases. In this study, we report the diversity of cultivable endophytic bacteria associated with marigold (Calendula officinalis L.) by using 16S rRNA gene analysis and their plant beneficial properties. A...
Article
Endophytic bacteria from halophytes have a wide range of application prospects in various fields, such as plant growth-promoting, biocontrol activity and stress resistance. The current study aimed to identify cultivable endophytic bacteria associated with halophytes grown in the salt-affected soil in Xinjiang Uygur Autonomous Region, China and to e...
Article
Full-text available
Endophytes associated with halophytes may contribute to the host’s adaptation to adverse environmental conditions through improving their stress tolerance and protecting them from various soil-borne pathogens. In this study, the diversity and antifungal activity of endophytic bacteria associated with halophytic samples growing on the shore of the w...
Article
Full-text available
В этой статье представлена ценная информация об использовании и приготовлении биоугля для улучшения состояния деградированных, засоленных и загрязненных почв в той или иной степени. Также было отмечено, что использование местного сырья при приготовлении биоугля требует научного обоснования механизма их воздействия на вышеупомянутые почвы. Сообщаетс...
Conference Paper
Full-text available
Sho'rlangan tuproqlar sho'rini kamaytirish uchun biochar olish tadqiqotlari bo'yicha ma'lumotlar berilgan
Article
Full-text available
Several benefits of biochar on soil biological and chemical properties are known and demonstrated. Moreover, biochar application has also been discussed as an effective means to remediate soil polluted with toxic compounds as it has the capacity to adsorb the pollutants, especially the organic ones. Pesticides are commonly used in conventional agri...
Article
Full-text available
To support the adaption of soybean [Glycine max (L) Merrill] cultivation across Central Europe, the availability of compatible soybean nodulating Bradyrhizobia (SNB) is essential. Little is known about the symbiotic potential of indigenous SNB in Central Europe and the interaction with an SNB inoculum from commercial products. The objective of this...
Article
Full-text available
The ongoing COVID-19 pandemic has not only globally caused a high number of causalities, but is also an unprecedented challenge for scientists. False-positive virus detection tests not only aggravate the situation in the healthcare sector, but also provide ground for speculations. Previous studies have highlighted the importance of software choice...
Article
Biochar is a solid product obtained by heating biomass or organic waste in the total or partial absence of oxygen and used as a soil amendment. Several beneficial effects of biochar on soil chemical, physical, and biological properties and plant health and development are widely known. Biochar amendment has also been repeatedly discussed for its di...
Preprint
Full-text available
Of the world’s seven continents, Asia is the largest. Its physical landscapes, political units, and ethnic groups are both wide-ranging and many. Southwest, South and Middle Asia are highly populated regions which, as a whole, cover an extremely large area of varied geography. In total, this domain is unique in its plant diversity and large vegetat...
Article
Full-text available
Salt-tolerant plant growth promoting rhizobacteria can be very useful in enhancing productivity and remediation of saline soils. We need to explore them more. This article is Editorial for the Research Topic "Salt Tolerant Rhizobacteria: For Better Productivity And Remediation" in Frontiers in Microbiology. RT is edited by me and colleagues who are...
Article
Full-text available
Soil salinity has been recognized as a major issue particularly in arid and semi-arid areas of the world and is one of the main constraints that undermine plant growth and agricultural productivity. The pace at which saline soils are increasing around the globe has posed a serious threat to food security, the environment, and biodiversity. The Rese...
Article
Full-text available
The article analyzes the process of biochar extraction, its application and impact on soil properties and the impact of nutrients in different soils of the world. The review shows that there are conflicting scientific results on the effects of biochemicals on the soil, so the diversity of results depends on the chemical composition of the biochar r...
Preprint
Full-text available
The members of the Liliaceae family have been regarded as an excellent source of biologically active compounds. However, the work on antimicrobial potential and characterization of the bioactive fractions of Lilium philadelphicum flower is limited and needs to be explored. The present study reports the antimicrobial potential, anti-inflammatory and...
Article
Full-text available
Шўрланган тупроқларни шўрини камайтришда биочар яхши натижа берган
Book
Full-text available
This second edition of the book entitled “Microbial Communities and Interactions in extreme environments” focus on thermophilic and halophilic extremophiles from various ecosystems, their biodiversity, interactions with other organisms and functions within their hostile environment. Biotechnology of extremophiles and their potential agricultural an...
Article
Full-text available
Pot experiments with seven agricultural crops were carried out in laboratory conditions to study the effect of fungal strains on their growth and development: soybean ( Glycine max) , barley ( Hordeum vulgare ), alfalfa ( Medicago sativa ), rapeseed ( Brassica napus ), safflower ( Carthamus tinctorius ), sweet clover ( Melilotus officinalis ), sain...
Article
Full-text available
In traditional medicine of Uzbekistan, around 20% of herbal plants are used to treat various ailments, including diseases caused by pathogenic bacteria and fungi. Though conventional medicinal plants are common in Uzbekistan, many plant species potentially useful for new pharmaceuticals are less studied. They contain various biological compounds wi...
Article
Full-text available
Hydrochar is rich in nutrients and may provide a favorable habitat or shelter for bacterial proliferation and survival. Therefore, in this study, we investigate the efficiency of a hydrochar-based rhizobial inoculant (Bradyrhizobium japonicum) on the symbiotic performance of soybean under both greenhouse and field conditions. There were positive an...
Article
Full-text available
In this study, Pseudomonas putida BSP9 isolated from rhizosphere of Brassica juncea was investigated for its plant growth promoting and biosurfactant producing activities. The isolate showed the ability to produce indole acetic acid, siderophore, phosphate solubilization activity and was an efficient producer of biosurfactant. Purification (of the...
Article
Endophytic bacteria of halophytic plants play essential roles in salt stress tolerance. Therefore, an understanding of the true nature of plant-microbe interactions under extreme conditions is essential. The current study aimed to identify cultivable endophytic bacteria associated with the roots and shoots of Seidlitzia rosmarinus Ehrenb. ex Boiss....
Article
There is limited knowledge about how microbiome develops along the geochemical and mineralogical change in onshore soils derived from continuous desiccation of lakes. In this study, geochemistry and mineralogy were studied in the Aral Sea onshore soils exposed in different periods (from the 1970s to 2018), followed by microbial analyses on the stud...
Article
Full-text available
oil salinity has emerged as a major obstacle to meet world food demands. Halo�tolerant plant growth promoting rhizobacteria (PGPR) are potential bioinoculants to enhance crop productivity in saline agriculture. Current work was aimed at studying individual or synergetic impact of salt tolerant PGPR on wheat growth and yield under saline conditions....
Article
Full-text available
The adsorption capacity of Syringa vulgaris L. (the common lilac) hull was investigated in this study for methylene blue dye removal. Biosorption assays were performed with varying dye concentration, contact time, pH, biosorbent dosage and temperature. Besides, the equilibrium, thermodynamics and kinetics of the process were designated for the eval...
Article
Full-text available
This paper aims to help policy makers with a characterization of the intrinsic value of biodiversity and its role as a critical foundation for sustainable development, human health, and well-being. Our objective is to highlight the urgent need to overcome economic, disciplinary, national, cultural, and regional barriers, in order to work out innova...
Article
Full-text available
The broad bean (Vicia faba L.) originated in the Near East, and is cultivated around the world, however, its cultivation is affected by drought stress in several central growing regions of the globe. The present study was designed to determine the effect of biochar on bean plant growth, acquisition of nitrogen (N), phosphorus (P), and potassium (K)...
Article
Full-text available
Increasing evidence shows that endophytic bacteria living inside plant tissue may possess similar biological activity and produce similar metabolites to their hosts. This study aimed to determine the diversity of endophytic bacteria associated with Vernonia anthelmintica and to evaluate their biological activity. The bacteria were isolated from the...
Book
Biodiversity and Biomedicine provides a new outlook on Earth’s animal, plant, and fungi species as vital forms of human health treatments. While there are over 10 million various species on the planet, only 2 million have been discovered and named. This book identifies modern ways to incorporate Earth’s species into biomedical practices and emphasi...
Preprint
Full-text available
Background The ongoing COVID-19 pandemic has not only globally caused a high number of causalities, but is also an unprecedented challenge for scientists. False-positive virus detection tests not only aggravate the situation in the healthcare sector, but also provide ground for conspiracy theorists. Previous studies have highlighted the importance...