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Behzad Kaviani Livani

Behzad Kaviani Livani

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105
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Publications

Publications (105)
Article
Full-text available
The rice sheath blight disease, caused by Rhizoctonia solani J.G. Kühn fungus, is a major disease of Oryza sativa L. occurring all over the world. Therefore, efforts need to be undertaken to limit the spread of this pathogen, preferably by using environmentally friendly methods. In the present study, 57 fungal isolates were recovered by surface ste...
Article
Full-text available
Peanut stem white rot caused by Sclerotium rolfsii Sacc. is a soil-borne disease that is widely prevailing across peanut farms, leading to serious economic losses. Screening for biocontrol agents against this pathogen is urgent. In this research, 166 fungal isolates including 136 isolates of S. rolfsii and 30 isolates of antagonistic endophytic fun...
Article
Full-text available
Horticultural crops comprise various economic species extending from fruits, nuts, vegetables, spices and condiments, ornamentals, aromatic, and medicinal plants. Ornamental and fruit plants are produced mainly for their nutritional and aesthetic values, respectively. Unfortunately, many tropical and subtropical species are in danger of extinction...
Chapter
Plant genetic resources are the basic requirement for crop improvement program. Many species are lost due to climate change and biotic and abiotic stresses. Horticultural crops comprise diverse economic species ranging from the fruits/nuts, vegetables, spices and condiments, ornamentals, aromatic and medicinal plants. It is utmost important to pres...
Article
BACKGROUND: The strawberry is an important commercial crop, the improvement of its yield and quality is an imperative task. OBJECTIVE: The present research aimed to study the effect of colored netting and foliar application of amino acids on the physiological characteristics of strawberries subjected to different irrigation intervals. METHODS: The...
Article
Full-text available
Some chemicals such as 8-HQS used for prolonging the vase life of cut flowers are harmful to human health. Therefore, it is necessary to identify natural compounds to delay senescence and tissues destroying of cut flowers. Essential oils with antimicrobial properties can have a significant effect on the vase life of cut flowers without any problems...
Article
Cut flowers of Strelitzia reginae Aiton (Strelitziaceae) generally have a short vase life. Vascular blockage is a major reason for this. In this paper, we evaluated the effects of pulse treatment with disinfectants including cobalt chloride (CoCl2), cerium nitrate (Ce(NO3)3), silver nanoparticles (SNP) and Nanosil on the vase life and physiological...
Article
Full-text available
Rose is an ornamental plant, which constitutes one of the leading cut flowers in the world. The vase life of cut Rosa hybrida L. flowers is truly short. We examined the effect of various temperatures and different time duration factors on postharvest longevity, and some other physic-biochemical characteristics and antioxidants activity. Fresh cut R...
Article
Full-text available
Numerous environmental and endogenous factors affect the level of genetic diversity in natural populations. Genetic variability is the cornerstone of evolution and adaptation of species. However, currently, more and more plant species and local varieties (landraces) are on the brink of extinction due to anthropopression and climate change. Their pr...
Article
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Phalaenopsis amabilis Blume var. grandiflora Bateman is economically important as cut and pot flower. Polyploidy is considered as a valuable tool in improvement and evolution of ornamental plants. Protocorm-like bodies (PLBs) of P. amabilis were cultured on Murashige and Skoog medium containing 0.20 mg L-1 IBA together with 2.00 mg L-1 KIN and 1.00...
Article
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One of the main problems with soil chemistry of phosphorus (P) fertilizers is its limited availability by plants. Residual P remains on the soil surface and may cause environmental problems. The use of materials such as peat moss is not cost-effective in some countries due to its scarcity and high price. This study was performed to reduce the use o...
Article
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The green space of parks with its vegetation population of trees and shrubs plays a key role in air purification and the absorption of air pollutions, thereby contributing to the alleviation of environmental pollutions. The present factorial experiment was carried out in urban parks with 18 treatments. The leaf samples of 18 ornamental species were...
Article
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A micropropagation method has been developed for the first time for difficult to propagate small fruit plant medlar (Mespilus germanica L.). Embryonic axes excised from surface-disinfected and microbe-free seed(s), were inoculated on Murashige and Skoog (MS) medium for activation/germination. Axillary bud(s) derived from embryonic axes were used as...
Article
Trees and shrubs of green spaces can tolerate some physiological parameters. They can adapt to climatic conditions, hence, reduce air pollution and can be used as biological indicators in various researches. The present study aimed to explore the impact of urban air pollution on some parameters such as fresh, dry and turgor weight, amounts of chlor...
Article
Full-text available
Impatiens hawkeri is among the three important bedding plants in the world. There is no efficient protocol for fast micropropagation of Impatiens hawkeri cv. Sweeties Blue Star. Single nodes were germinated on Murashige and Skoog (MS) medium supplemented with 1-naphthaleneacetic acid (NAA; 0.00, 0.10 and 0.50 mg l-1), 6-benzyladenine (BA; 0.00, 0.1...
Article
Full-text available
Lisianthus is a major cut flower, but it has a short vase life. To prolong postharvest longevity and improve quantitative and qualitative traits of cut lisianthus flowers, an experiment was conducted on the basis of a Completely Randomized Design with eight treatments on 120 flower sprays in three replications. The experimental treatments included...
Article
In planning for sustainable development of urban green space at the macro and regional levels, it is imperative to examine plant species of urban green spaces and to introduce new species considering climatic conditions, environmental pollution, industrial lifestyle, and resource limitations. The present study employs multi criteria decision making...
Article
Full-text available
Development of polyploidy in Dendrobium ‘Sonia’ using colchicine and oryzalin is described. Five-month-old plantlets derived from protocorm-like bodies produced in vitro were used. These plantlets were immersed into a bubble bioreactor containing different concentrations of colchicine (0.05, 0.10 and 0.15% for 3 days) and oryzalin (14.40 and 28.90...
Article
Full-text available
Wild population of Fritillaria imperialis Lubra Maxima is at the risk of extinction, mainly because of many harvesting and pest and pathogens infestation. Therefore, this plant needs urgent protection. Here and for the first time, this study aimed to evaluate the efficiency of in vitro storage techniques (cold preservation and cryopreservation by e...
Article
Full-text available
Catasetum pileatum Rchb.f. is an important potting and cutting plant. This is the first report trying the polyploid induction in C. pileatum Rchb.f. Protocorm-like bodies (PLBs) explants of this orchid species were treated in vitro with different colchicine concentrations (0.00, 1.00, 2.00, 3.00, 4.00 and 5.00 mg l–1) and exposure time (24, 48 and...
Article
The ornamental shrub, Buxus hyrcana is a threatened species due to the attacks of some pathogens. Rooting of this valuable shrub using propagation techniques such as cuttings is very slow. The present study was carried out to evaluate the effect of different concentrations of indole-3-butyric acid (IBA) and kinetin (KIN) on rooting of semi-hardwood...
Article
This study evaluated the effect of Pseudomonas strains and arbuscular mycorrhiza fungi (AMF) in enhancing strawberry yield and phenolic and antioxidant capacity on a phosphorus (P) deficient calcareous soil. The experiments were conducted in three replicates with six treatments (four Pseudomonas strains, AMF and control) and three rates of P-fertil...
Article
Full-text available
The aim of the study was to replace mineral fertilizers with organic and biological fertilizers to improve nutrient uptake, plant growth and the concentrations of some important secondary metabolites in periwinkle (Catharanthus roseus L.). Periwinkle plants were grown under different rates of N supply (0, 20 and 40 mg kg ⁻¹ soil) and biological tre...
Chapter
Full-text available
Auxin 2,4-dichlorophenoxyacetic acid (2,4-D) was assessed individually for its effectiveness to induce somatic embryogenesis in tea (Camellia sinenesis L.). Embryonic axes as explants were cultured on Murashige and Skoog (MS) medium containing 0, 1 and 5 μM 2,4-D. Somatic embryos were observed in embryonic axes explants cultured on MS medium enrich...
Article
Micropropagation offers an opportunity to propagate and preserve of important plants. A simple and efficient protocol for in vitro micropropagation of lisianthus (Eustoma grandiflorum), an ornamental plant, is reported. We produced full plants only during 50 days. Axillary buds explants dissected from mother plants grown in a greenhouse were cultur...
Article
Full-text available
There is a strong need to substitute chemical fertilizers with bio-fertilizers and organic compounds. This study was done with the aim of improving the Pelargonium peltatum quantity and quality by a phosphate bio-fertilizer (Barvar 2). Bio-fertilizers and organic compounds enhance soil fertility and improve production in sustainable agriculture. Tw...
Article
The effect of cattle manure and sulfur fertilizer on seed yield and oil composition of pumpkin (Cucurbita pepo var. Styriaca) under inoculated with Thiobacillus thiooxidans was investigated in a factorial study based on a randomized complete block design. Experimental factors consisted of cattle manure (M) (M0: 0, M1: 10; and M2: 20 t ha⁻¹), sulfur...
Article
Full-text available
Nowadays, Orchids are one of the most commercial products in flower markets. One of the propagation methods for Cymbidium is using old pseudobulbs that are thrown out after flowering period. This research carried out using standard Cymbidium back-bulbs based on randomized complete block design with 5 treatments in 3 replications. The trial traits w...
Article
Full-text available
Buxus hyrcana Pojark. is an important ornamental shrub, widely used for landscape and gardens. This ornamental shrub is a critically endangered species due to invasion of some pathogens. Rooting of this species is slow using propagation technique such as cutting. This study was carried out in three sections: 1) the effect of indole-3-butiyric acid...
Article
Early leaf yellowing in cut alstroemeria (Alstroemeria aurantiaca) flowers before flower development and petal abscission is an important limiting postharvest quality and vase life factors. Early leaf senescence reduces postharvest longevity of cut flowers and promotes petal's wilting. A study was made to evaluate the response of cut alstroemeria f...
Article
The effect of various concentrations of biologic Nano-fertilizer special for ornamental plants (0.00, 0.60, 1.20, 1.80, 2.40 and 3.00 g per pot as drench and 0.00, 1.00, 2.00, 3.00, 4.00 and 5.00 g/l as leaf spray) on Buxus hyrcana Pojark were evaluated. Totally among 36 treatments, 3.00 g/pot drench + 2.00 g/l spray, also 1.80 g/pot drench + 2.00...
Article
Full-text available
The present study was conducted to test the effect of Ascophyllum nodosum extract on the growth of Robinia pseudoacasia L., ornamental tree. In vitro and ex vitro clonal multiplication of Robinia pseudoacasia L. was achieved using embryonic axes and seeds as explants, respectively. Factors affecting shoot and root production of R. pseudoacasia L. w...
Article
To study the effect of organic compounds and bio-fertilizer on some attributes of ivy geranium (Pelarginum peltatum Soland.), an experiment was carried out based on R.C.B.D using two factors including phosphate bio-fertilizer (Barvar 2) and different substrates in 16 treatments, 4 replications, 64 experimental plots and 256 plants. Barvar 2 at two...
Article
Full-text available
Boron is a micro-nutrient that has important function in some biochemical and physiological processes of plant. In this study, the effect of different concentrations of boric acid (0 as a control, 0.5, 1 and 2 mM in the basic nutrient solution of Hoagland) were evaluated on marigold (Tagetes erecta) in two cultivation beds (soil and hydroponic) tha...
Article
Full-text available
Dendranthema grandiflorum L. is one of the widely cultivated flowers around the world for producing of cut flowers. Nanometer-sized silver particles are used in various applications as an anti-microbial compound. This experiment was carried out to study the effects of silver nanoparticles (0, 5, 10 and 20 mg/L) and sodium silicate (0, 50, 100 and 1...
Article
Full-text available
Application of safe organic compounds for the environment is an important approach to increase the longevity of cut flowers. Essences and herbal extracts are compounds having antimicrobial properties, thereby increasing the post-harvest life of cut flowers. Mechanical treatments such as splitting in the stem end also increase longevity of cut flowe...
Article
Full-text available
Lisianthus (Eustoma grandiflorum cv. White) is an ornamental plant which has suitable marketing due to a variety of flower colours. The aim of the present study was to evaluate the effect of plant growth regulators on propagation and rooting of this plant. Axillary bud (node) was used as explants and MS medium supplemented with 0, 0.1, 0.2 and 2 mg...
Article
Cut gerbera flowers are sensitive to microbial contamination and have a short vase life. Silver nanoparticles are used in various applications as an antimicrobial agent. An experiment was conducted to determine the effect of different concentrations of SNP and chlorophenol to extend the vase life and postharvest quality of gerbera (Gerberajamesonii...
Article
Rose is an ornamental plant which contains one of the world's top cut flowers. Vase life of cut rose flower is short. Extracts of Mentha pulegium and 8-hydroxy quinoline sulphate (8-HQS) were used as two preservative solutions, aiming to extend the vase life of cut rose (Rosa hybrid L.) flowers. Rose flowers were treated with a vase solution contai...
Article
Full-text available
The effect of concentration and application method of chlormequat (cycocel), a plant growth retardant, on plant height and some other traits in Brassica oleracea cultivars 'Kamome White' and 'Nagoya Red' was assessed. Plant growth retardants are commonly applied to limit stem elongation and produce a more compact plant. The experiment was done as a...
Article
Full-text available
Silver nano-particles (2-5 nm diam.), as antimicrobial agent and boric acid, as ethylene production inhibitor are used for enhancing the quality and vase life of cut flowers. In the present study the effects of a preservative solution containing nano-silver and boric acid on some traits of cut rose (Rosa hybrida L. cv. Yellow Island) including vase...
Article
Full-text available
The present study was conducted to study the individual and combined effect of bio-fertilizer (Barvar-2) and chemical phosphate fertilizer on the floral quality of marigold (Tagetes erecta L.). A factorial experiment was carried out which consisted of two factors: i) inoculation of seed, root and seed + root with bio-fertilizer (Barvar-2) and contr...
Article
In order to study effect of plant growth retardants on Calendula officinalis, a factorial experiment was arranged based on RCB design with two factors: four levels of CCC and four levels of daminozide in 3 replications. Plant height, number of flowers per plant, number of leaves per plant, flower dry weight, flower fresh weight, time of flowering a...
Article
Ascorbic acid is one of the major metabolite in higher plants cells which is known as effective factor when the cells enter to "S" phase from "G1" phase of cytokinesis. This metabolite has antioxidant activity and increases plant tolerance against stressors such as salinity, pathogens, ozone, UV rays, etc. The current study used the common cellular...
Article
Full-text available
In vitro flowering and micropropagation are useful for plant breeding programs and commercial production of important ornamental plants. In vitro conditions including media components, kind, concentration and ratio of plant growth regulators and culture conditions significantly affect in vitro flowering and micropropagation. There is no any report...
Article
Agricultural wastes management is a step toward sustainable. agriculture. Peanut shelles as remained wastes of cultivating peanut has considerable volume which its compost can be used as available sources of ornamental plants medium. A factorial experiment based on randomized completely blocks design was conducted to investigate the impact of peanu...
Article
Micropropagation is a powerful tool for large-scale propagation of pathogenfree ornamental plants. Studies on micropropagation of ten weeks and lisianthus is relatively low, thus, here we present a reliable method for in vitro propagation of these two ornamental plants. The shoot tips explants from Eustoma grandiflorum and Matthiola incana were cul...
Article
Full-text available
The application of modern biotechnology for mass propagation of rare and endangered species needs to develop a proper in vitro protocol. Here, a protocol was developed for high frequency in vitro multiplication of an endangered orchid, Orchis catasetum. Protocorms, as explants were cultured on Murashige and Skoog (MS) medium fortified with differen...
Article
Effect of pulse treatment of silver nano particles (SNP) (0, 5, 10, and 15 mg/L) and boric acid (0, 100, 200 and 300 mg/L) were evaluated in a factorial experiment based on RBD in 3 replications. In this study, vase life, ethylene production, chlorophyll index, amount of β-carotene in petals and number of bacterial colonies in stem end were measure...
Article
Amaryllis (Hippeastrum johnsonii) is a bulbous plant and has a high potential for breeding programs. Since conventional propagation of Amaryllis by bulb offsets is slow, in vitro culture might be developed to overcome this deficiency. The present study describes the effects of photoperiod (16/8, 14/10, and 12/12 h light/dark), different concentrati...
Article
Full-text available
براي بررسی اثر منابع آلی و کود زیستی بر برخی صفات گیاه شمعدانی پیچ آزمایشی به صورت فاکتوریل در قالب طرح بلوكهاي کامل تصادفی با دو عامل کود زیستی و بسترهاي مختلف کاشت شامل 16 تیمار، 4 تکرار در 64 واحد آزمایشی با 256 گیاه انجام شد.کود زیستی در دو سطح (کاربرد و عدم کاربرد) و بسترهاي مختلف کاشت شامل 8 بستر حاوي خاك باغچه، ماسه به همراه ترکیبهاي متنوع آ...
Article
The chemical composition of the aerial parts essential oils of Eryngium caucasicum Trautv. was studied by a combination of GC and GC-MS. Studies were carried out on leaves and stem oils obtained from coastal and hill slope areas at vegetative and generative phases. Fifty five components of the oil were identified representing 100 % of the oil. The...
Article
Ficus benjamina L. is commercially grown as an ornamental plant. Experiments were conducted to study the effect of different soilless growing media (peat, perlite, composted tree bark, composted tea wastes & rice husks) on plant height, stem diameter, the number of lateral shoots, fresh and dry weight of shoots and fresh and dry weight of roots. Re...
Article
Full-text available
The present investigation was conducted to study the effect of bio-fertilizer (Barvar-2) and phosphorus on quantity and quality characteristics of marigold (Tagetes erecta L.). A factorial experiment based on randomized complete blocks design (RCBD) with four replications was carried out with two factors including methods of bio-fertilizer (Barvar-...
Article
Full-text available
Soil conservation is one of the most strategies for sustainable production of crops. Erosion types mapping is one of the most important and basic methods in erosion and sediment yield studies to determine suitable soil conservation programs. In this study, some methodologies were compared in providing maps of erosion features, in research which too...
Article
This paper describes a rapid and efficient protocol to propagate Anthurium andreanum Linden cultivars Casino and Antadra in presence of IBA, NAA, 2,4-D, KIN and BA through callus induction and organogenesis. Segments of lamina and petiole (micro-cuttings or explants) were cultured in MS basal medium with different concentrations of NAA (0.0, 0.01,...
Article
Lisianthus (Eustoma grandiflorum) is an ornamental plant with beautiful flowers. Micropropagation is a powerful tool for large-scale propagation of ornamental plants. The shoot tips explants from Lisianthus were cultured on MS medium supplemented with concentrations of 0, 0.5, 1 and 2 mg/L of NAA and KIN. Here, we present a simple and reliable stra...
Article
Salinity stress restricts growth of soybean plant [Glycine max (L.) Merr.]. Glycine betaine (GB) is among osmoprotectant compounds that are produced in tolerant plant species in response to environmental stresses. Soybean is sensitive to soil salinity and is classified as a low-ccumulator of glycine betaine. Therefore, this study was performed to e...
Article
Full-text available
Chlormequat (cycocel or CCC), the plant growth retardant, was evaluated for its ability to control plant height in Brassica oleracea cultivar 'Kamome White' and 'Nagoya Red'. Different concentrations of CCC (0, 500, 1000 and 1500 mg/L) were sprayed and drenched on plants 40 days after transplanting. Data were recorded the 60 and 90 days after trans...
Article
A split plot design experiment based on randomized complete block design (RCBD) with three replications was conducted to compare differences between direct seeded rice and transplanting methods. Different cultivars were Hashemi, Ali Kazemi, Hassani, and Hybrid Spring 1 in the main plots, and cultivation methods were transplanting, direct seeded in...
Article
Germination percentage (GP) is normally very low in Cycas revoluta seeds. In an effort to improve germination, omission of seed dormancy and acceleration of sexual propagation, sulfuric acid (H 2 SO 4) (0, 10, 25 and 50%) and hot water (60, 80 and 100°C) pretreatments for different lengths of time were tested. An experiment was carried out using a...
Article
Tissue culture techniques are applied for micropropagation and production of pathogen-free plants. Successful in vitro propagation requires an understanding of specific requirements and precise manipulation of various factors. Direct plant production from cultured explants is important to minimize somaclonal variation in regenerated plants. In this...
Article
Drought stress reduces the yield and production of tomato (Lycopersicum esculentum Mill.). Tomato does not naturally accumulate glycinebetaine (GB) in the cells under natural conditions. Effects of exogenous glycinebetaine on some morpho-physiological characteristics of Lycopersicum esculentum Mill. cv. PS was evaluated at different levels of droug...
Article
Full-text available
Pot marigold (Calendula officinalis L.) is a medicinal and ornamental plant. In an experiment which was designed in factorial on the basis of completely randomized block design with 3 replicates in 36 plots. The effects of plant density (20, 40, 60 and 80 plants/m 2 -factor A) and sowing date (April 19 and 29, and May 10, 2010-factor B) were evalua...
Article
Polianthes tuberosa L. is commercially grown as an ornamental and medicinal plant and as a source of secondary metabolites used in pharmaceutical and perfume industries. Experiments were conducted to study the effect of cultivation beds (sand, fine gravel, manure, perlite and clay) on leaf number, leaf length and days to germination. Results showed...
Article
Full-text available
Studying genetic diversity is a preliminary step for conservation and utilization of germplasm. Talesh hills, located in Guilan province in northern part of Iran, are one of the main areas for natural distribution of hazelnut (Corylus avellana L.). Hazelnut trees in Talesh Mountains are a wild population (land race) and obtained from open-pollinate...
Article
Melia azedarach L., and Camellia sinensis L. were evaluated for long-term storage in liquid nitrogen (LN). Cryopreservation is an appropriate method for long-term conservation of plant genetic resources. Encapsulation was tested with embryonic axes of M. azedarach and C. sinensis which were encapsulated in MS medium supplemented with 3% (w/v) Na-al...