Behzad Kaviani Livani

This research was conducted to compare the quality and nutritional profile of temperate fruits cultivated in conventional and organic orchards. Sampling was done in Iran from four orchards (two organic and two conventional). Ten fruits were sampled in three replicates in each of the organic and conventional orchards. Some traits such as the content...

Orchids of the genus Phalaenopsis have high economic value in the floriculture industry and market and high potential for breeding programs. In vitro propagation makes it possible to clonally mass proliferate and conserve this valuable plant. In the current research, efficient protocols, some reported for the first time, for in vitro propagation of...

The rapid urbanization and growing number of factories, human population, and motor vehicles have led to a drastic increase in the concentration of air pollutants. This smog is one of the most important disturbances in city planning. Urban trees play a vital role in the improvement of air quality. The selection of high-potential trees to capture ai...

i>Cephalanthera rubra (L.) Rich. is an orchid species in danger of extinction. In vitro conservation of this species has not been reported earlier. The aim of this study was to evaluate the effect of encapsulation-dehydration pretreatment on the survival percentage of cold preserved and cryopreserved shoot tips. Plant cryopreservation at ultra-low...

The current status of environmental pollution by heavy metals (HMs) will affect the entire ecosystem components. The results obtained so far indicate that some plants can be effective in removing toxic metals from the soil. For this purpose, the phytoremediation ability of three fleshy ornamental plants; cactus (Opuntia humifusa), kalanchoe (Kalanc...

The damask rose (Rosa damascena Mill.) is an ornamental–medicinal plant from the Rosaceae family, and its aromatic compounds and essential oils are applied globally in the food, cosmetic, and pharmaceutical industries. Due to its economic value, this research aimed to establish a protocol for an efficient, rapid, and cost-effective method for in vi...

In vitro propagation, cold preservation, and cryopreservation are three essential approaches to preserve the genetic resources of red-listed plants, including English yew (Taxus baccata L.). Different concentrations of plant growth regulators (PGRs) and different pre-treatments of cold preservation and cryopreservation are the prerequisites of thes...

The rice blast disease caused by Pyricularia oryzae Cavara is among the most severe plant diseases in the world. e utilization of natural antagonists, such as fungal endophytes, can be a good method to control the spread of this disease. In the present study, 68 fungal isolates were obtained from 160 rice samples collected in Guilan province field...

African violet (Saintpaulia ionantha H. Wendl., syn. Streptocarpus ionanthus (H. Wendl.) Christenh.), of the family Gesneriaceae, is an economically important ornamental species. We have utilized leaf explants, Murashige and Skoog (MS) medium, and combinations of thiamine (vitamin B1) and indole-3-butyric acid (IBA) for the development of an effici...

One of the effective approaches to reduce heavy metals (HMs) contamination is phytoremediation. The concentration of 10 HMs was measured in 10 ornamental plants grown in the city of Bushehr, located in southern Iran. The concentration of HMs was determined by ICP-MS. Some physiological parameters and antioxidant enzymes activity were measured. Boug...

Staphylococcus aureus is a major agent of hospital-acquired infections. It has become one of the most important health problems in the world due to its potential pathogenicity and growing resistance to antimicrobial medications. The present research confirmed the presence of the tet(M) gene and the Tn916 transposon after the detection of tetracycli...

Damask rose (Rosa damascena Mill.), of the family Rosaceae, is an important ornamental-medicinal, essential oil-bearing species. Due to its economic value, the aim of this study was to establish a new protocol for the in vitro propagation of R. damascena 'Isfahan' using phloroglucinol. Axillary bud explants, Murashige and Skoog (MS) medium, and com...

The citrus trade market welcomes cultivars with different characteristics such as being totally seedless or having fewer seeds, having thin and vividness skin, high ratio of sugar to acid, being watery, easy peeling and relatively large fruit. Furthermore, a wide range of cultivars should be available according to fruit ripening time from very earl...

Zamioculcas zamiifolia, a drought-resistant plant in the family Araceae, is a popular ornamental potted foliage plant originating from tropical east and subtropical southeast Africa. The growth and propagation rate of this species is low in conventional propagation methods. Therefore, the current study aimed at developing a complete in vitro propag...

African marigold (Tagetes erecta L.) is one of the most well-known ornamental, medicinal and edible flowers in the world. A factorial experiment based on completely randomized design with 20 treatments in 3 replications, 60 plots and 5 plants per plot were conducted in order to investigate the effect of amino acids on growth, nutritional parameters...

Article type: Full Length Research Paper

Pears are among the most economically important fruits in the world that are grown in all temperate zones. Pyrus communis L., ‘Pyrodwarf®(S)’ rootstock is one of the gene sources used to improve fruit productivity, rootstock resistance, and tolerance to biotic and abiotic stresses. Traditional propagation of P. communis L. is time-consuming and lim...

The effects of postharvest blue light exposure have never been studied on cut flowers, so the present study aimed to explore the effects of blue light exposure duration (6, 12, 18, and 24 h) and silver nanoparticle (SNP) application (5, 10, 15, and 20 mg l−1) on the quantitative and qualitative traits of cut Alstroemeria ‘Napoli’ flowers. The contr...

Narrow-leaf firethorn or pyracantha (Pyracantha angustifolia (Franch.) C.K. Schneid.), from the family Rosaceae, is a species of large and thorny evergreen shrub. In this study, a procedure is presented for efficient axillary shoot multiplication and root induction in P. angustifolia using Murashige and Skoog (MS), woody plant (WPM), and Linsmaier...

Simple Summary Rice, together with wheat and corn, is among the most important food crops for mankind. Half of the world’s population consumes rice, mainly in Asia, southern Europe, tropical America, and parts of Africa. Rice sheath blight, caused by Rhizoctonia solani, is one of the main diseases in rice production. The control of this pathogen is...

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...

Simple Summary The protection of biodiversity, i.e., the biological variety and variability of life on Earth, is of great importance for the present and future generations. Maintaining variation at the genetic and ecosystem levels is indispensable in breeding programs and creation of new cultivars. Currently, numerous plant species, wild varieties,...

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...

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...

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...

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...

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...

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...

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...

Some data presented in Table 2 in the original publication are incorrect, and the author would like to correct Table

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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-...

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...

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,...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

Cryopreservation of germplasm in liquid nitrogen (-196°C) is an ideal means for the long-term conservation of plant genetic resources. An encapsulationdehydration protocol was established for cryopreservation of lily seeds [Lilium Iedebourii (Baker) Bioss.]. Seeds were encapsulated in MS medium supplemented with 3% (w/v) Na-alginate, and 0.6 M sucr...

We present a simple and reliable strategy for micro-propagation of Matthiola incana, an ornamental plant, in the presence of the single growth regulator, kinetin, which enables the production of stock plants. In vitro single nodes of Matthiola incana were cultured in MS basal medium with different concentrations of kinetin to produce shoots and roo...

This study examined the effects of KCl and NaH 2 PO 4 on quality and quantity changes of soybean seed proteins. These salts affect on protein synthesis. Pot investigations were carried out with soybean [Glycine max (L.) Merr. cv. Pershing] grown under various levels of KCl (0, 15, 30, 45, and 60 g) and NaH 2 PO 4 (0, 0.02, 0.2, and 2 g) both per 10...