Rodica Maria Sima

Rodica Maria Sima
University of Agricultural Sciences and Veterinary Medicine | USAMV Cluj · Department of Horticulture and Landscape

PhD

About

59
Publications
6,324
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Citations
Introduction
Rodica Maria Sima currently works at the Department of Horticulture and Landscape, University of Agricultural Sciences and Veterinary Medicine. Rodica does research in Vegetables crops grown in field and controlled climate, Management of horticultural crops in controlled climate, Alimentary quality of vegetables, Ornamental vegetables gardening, Agricultural Plant Science, Plant Fertilization and Horticulture. Their most recent publication is 'The Effect of Processing on Chemical Constituents of Agaricus spp. Mushrooms.'
Additional affiliations
November 1996 - present
University of Agricultural Sciences and Veterinary Medicine
Position
  • Professor

Publications

Publications (59)
Article
Background Associations between depression and non-communicable disease have been well-described. However, the evidence for its role in the development of infectious disease is less understood. We aimed to examine prospective associations between depression and risk of hospitalisation for infection in middle-aged adults from the UK Biobank (linked...
Article
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In Romania, the sweet potato is recently cultivated, especially in the South-West region. This region has a temperate continental climate that is characterized by the lack of water in the soil and atmosphere and by a diversity of soil types, very important factors for the cultivation of this species. The lack of information about the real effects o...
Article
The present study investigated the association of depression and anxiety symptomatology (DAS) with asthma and atopic dermatitis (AD) diagnosis during mid-adult years. The study employed data from 502,641 participants in the UK Biobank. Neutrophils to Lymphocytes Ratios (NLRs) of patients with asthma and AD were calculated and evaluated in relation...
Article
This study quantified differences in methanolic extracts composition among four grain amaranth cultivars (e.g. ‘Hopy Red Dye’, ‘Amont’, ‘Plenitude’, and ‘Golden Giant’) farmed under three planting conditions: no irrigation/no fertilization (NN), no irrigation/fertilization (NF), irrigation/no fertilization (IN). The study main outcomes were total f...
Article
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In this paper, studies were carried out on spinach (Spinacia oleracea L.), rucola (Eruca sativa Mill.) and lamb's lettuce (Valerianella locusta L.) plants, sown at different times and harvested at different development stages. The studies were carried out in the locality of Aghireșu-Fabrici, Cluj county on an area of 50 m 2. The crops were establis...
Article
The aim of this work was to test some solvents in order to improve the free amino acids extraction from lyophilised brewer’s yeast. The brewer’ yeast was treated with four types of extraction solvents: Solvent I – acetonitrile 25%/HCl 0.01M (ACN); Solvent II – ethanol 80%; solvent III – HCl 0.05M/deionized water (1/1 volume); Solvent IV – HCl 0.05M...
Article
Full-text available
Agaricus spp. mushrooms are edible fungi of commercial and medicinal importance. Mushrooms convert nutritionally valueless substances into proteinous food with a very efficient bioconversion. Consumption of mushrooms, has increased substantially due to their delicacy, flavour, nutritional and medicinal value, being considered an excellent source of...
Article
Full-text available
Compost for the production of Agaricus blazei Murrill mushrooms, is produced from wheat straw, straw-bedded horse manure, chicken manure and gypsum. The substrate is made in two processes called Phase I (anaerobic) and Phase II (aerobic). Phase I includes mixing and moistening of the ingredients and a period of uncontrolled self-heating where tempe...
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Medicinal mushrooms have currently become a hot issue due to their various therapeutic properties. Of these, Agaricus blazei Murrill, also known as the ''almond mushroom'', has long been valued by many societies (i.e., Brazil, China, USA). Compost production is the most important and integral part of mushroom cultivation and its quality parameters...
Article
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Agaricus blazei Murrill has indeed generated a lot of interest in the scientific community. One of the components of mushroom was a polysaccharide complex with a low molecular weight called α-1.4-Glucan, β-1.6-Glucan. The scientists reported that this polysaccharide had the strongest antitumor effect. It was selectively kill tumour cells without af...
Article
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All edible mushrooms are high in vitamin B plus other vitamins such as vitamin C and ergosterol. Bioactive compounds from edible mushrooms have become new products for health therapy, especially anti-cancer therapies. Almond mushroom-Agaricus blazei Murrill was discovered and popularised as late as the 20th century. However, it has been known for i...
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Almond mushroom, Agaricus blazei Murrill, is the so-called secondary saprophyte, developing on partially processed substrate, in which microorganisms reduced complex ligno-cellulose compounds. Numerous authors have shown that due to the similar life cycle in the cultivation of almond mushroom technologies developed for white button mushroom may be...
Poster
Full-text available
Compost for the production of Agaricus blazei Murrill mushrooms, is produced from wheat straw, straw-bedded horse manure, chicken manure and gypsum. The substrate is made in two processes called Phase I (anaerobic) and Phase II (aerobic). Phase I includes mixing and moistening of the ingredients and a period of uncontrolled self-heating where tempe...
Poster
Full-text available
Almond mushroom, Agaricus blazei Murrill, is the so-called secondary saprophyte, developing on partially processed substrate, in which microorganisms reduced complex ligno-cellulose compounds. Numerous authors have shown that due to the similar life cycle in the cultivation of almond mushroom technologies developed for white button mushroom may be...
Poster
Full-text available
Shiitake (Lentinula edodes) has been regarded less adaptable to various substrate materials and sawdust or wood chips are main substrate materials for shiitake bag cultivation. However, many trials and success have been in identifying alternative substrate materials for shiitake. This identification of alternative shiitake substrate is very meaning...
Poster
Full-text available
Agaricus blazei Murrill has indeed generated a lot of interest in the scientific community. One of the components of mushroom was a polysaccharide complex with a low molecular weight called α-1.4-Glucan, β-1.6-Glucan. The scientists reported that this polysaccharide had the strongest antitumor effect. It was selectively kill tumor cells without aff...
Poster
Full-text available
Shiitake cultivated on sterilized substrates must have a competitive advantage over other colonizers (present in the substrate or introduced without intention at spawning) that might potentially utilize the same space and nutrients. The use of non-conventional substrates for shiitake cultivation is promising for the treatment of agricultural by-pro...
Poster
Full-text available
Lavenders and their essential oils have been used in alternative medicine for several centuries. The volatile compounds that comprise lavender essential oils, including linalool and linalyl acetate, have demonstrative therapeutic properties, and the relative abundance of these metabolites is greatly influenced by the genetics and environment of the...
Poster
Full-text available
The mycelium of fungi is a biological product which is obtained in the laboratory, under sterile conditions and placed in an optimum micro-environment, in which the fungus can be reproduced. The three major steps in mushroom cultivation are parallel to the three phases in their life cycle: collecting spores, germination of spores and mycelia isolat...
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The increased interest in organic tomatoes production demands breeders to develop new cultivars, which besides suitability in low-input production system and marketable quality, have to exhibit high nutritional value, including health-promoting compounds. In this respect, this paper aimed to assess and compare the nutritional value of four Romanian...
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Pickling cucumbers are highly important both for fresh consumption and for canning industry. This study aimed to compare differences in yield and quality of eight pickling cucumber cultivars, The cucumber cultivars were laid out in a high tunnel crop and evaluated for vegetative traits (i.e. vine length, nodes per vine and branches per vine), yield...
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The researches done at UASVM Cluj-Napoca in the frame of Horticultural product technology Department between 2014-2015 years followed the behavior of five apple cultivars at processing as clear juice. The apple juice characteristics (soluble solids content, organic acids content and clarification grade) were analyzed at processing of apples as clea...
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The reasoning of this study is the idea that the a priori condition for greening the food consumption is an informed product choice. The research aims at identifying if consumers can make an informed product choice using organic food label. A probabilistic survey on the Romanian consumers of organic food from the North West Development Region was c...
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The cultivation of Pleurotus mushrooms has a number of advantages from the point of view of the growing technology, and from the economic point of view. Compared with other species of cultivated mushrooms, oyster mushroom are obtained more easily, have greater resistance to diseases, pests and greater variations in temperature, requires no expensiv...
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Fruits and vegetables juices are those drinks which are obtained by mechanical procedures (pressing, centrifugation) or by diffusion and which are conserved using different methods (concentration, chemical conservation, pasteurization). The juices with pulp or the nectars preserve the nutritional value of the products from which they come, but they...
Poster
Full-text available
Fruits and vegetables juices are those drinks which are obtained by mechanical procedures (pressing, centrifugation) or by diffusion and which are conserved using different methods (concentration, chemical conservation, pasteurization). The juices with pulp or the nectars preserve the nutritional value of the products from which they come, but they...
Article
Full-text available
Within the trial was studied the behavior of 3 tomato landraces – SJ 370, SJ 373, AB 343 and a modern cultivar – Saint Pierre to the additional fertilization with two organic fertilizers – Vinasse and OPF. The highest early yields were found with AB 343 (6.57 kg/m2) and SJ 370 (6.53 kg/m2). The values registered by the variants fertilized with OPF...
Article
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Type of culture substrate and variety are important factors to be considered for growing tomatoes. Five tomato hybrid varieties were cultivated in soil and organic substrate in the greenhouse to evaluate the yield and fruit quality. Maximum yields were obtained in case of organic substrate culture. Concerning fruit quality features some differences...
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Romania as EU member country has the obligation to respect both the assumed commitments and the new regulations concerning the management of payments to farmers. An example in this respect is the legislation in the field of pastures. A transdisciplinary approach of proposed changes for pastures low is compulsory in order to harmonize conceptual pro...
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Wild berry are a rich of natural compounds which provide them high antioxidant potential. The compounds which provide them these proprieties are known to be vitamins, flavonoids, anthocyanins and phenolic acids. The aim of this study was to extract, identify and characterize bioactive compounds from rose hip (Rosa canina L.) currently found in Roma...
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Cabbage is among the vegetables which can be found on the market throughout the year, greenhouse crop being a source of fresh cabbage in the cold season. The aim of this experiment was to study the influence of planting density/plant spacing and additional fertilization on the yield and quality traits of greenhouse cabbage. The low plant spacing (5...
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The researches done between the years 2012-2013 at Horticultural products technology Department of Horticulture Faculty of UASVM Cluj-Napoca followed the influence of preservative solution on the decorative period in vase of four indigenous and four non-indigenous (Dutch origin) rose cultivars. The obtained results shown that the interaction of pre...
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The negative impact of climatic changes is obviously in the forage production. Therefore the knowledge of biological characteristics, requirements and reactions at environmental conditions of different fodder species which compose complex mixtures becomes very important. The objective of the experiment was to establish some mixtures of perennial gr...
Article
The goal of the experiment was to determine the floristic composition of some species of perennial poaceous and fabaceous in Cojocna (Transylvanian Plain) and Jucu (Transylvanian Plateau) ecosystems (Coldea, 1992), at the time of the first cutting, in the 2011. In this paper are presented the evolution of floral composition in this two ecosystems w...
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Intensification of extremely weather phenomena during vegetation period of plants determined serious problems for Romanian farmers by partial or total disparagement of cultures in the last years. These problems are also common for fodder producing farmers from Transylvania. Among the alternatives, which farmers can follow, the revision of structure...
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Estimation of the relationship between carbon isotope discrimination (Δ 13 C) in perennial fodder plants and various factors such as climate, fertilization and soil could contribute to a better selection and/or improvement of genotype of fodder species. Theoretical models of carbon isotope discrimination in plants indicate a linear relationship bet...
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The research results regarding the selection of some mixtures of perennial fodder grasses and legumes suitable for the establishment of temporary pastures in Cojocna, Transylvania region, Romania, are presented in this paper. The evolution of both the botanical composition and dry matter (DM) yield on 2 cuttings, after the sowing of mixtures were m...
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In the experiment carried out in 2009 at University of Agricultural Sciences and Veterinary Medicine, Cluj-Napoca, Romania, the influence of cultivation and fertilization methods on yield of eggplants grown in polyethylene greenhouse was investigated. In the experiment, the early and total yields, as well as yield quality were determined. For the p...
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The purpose of this research was to study the effect of some treatments (fertilization, oversowing,cutting, grazing) on a Festuca rubra mountain pasture from Cindrel Mountains (MeridionalCarpathians, Romania), in order to improve the quality of this pasture. Yearly fertilization with organicfertilizers or moderate chemical fertilization (N100P22K83...
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This paper presents the results of research regarding the influence of some technologicalinputs on greenhouse tomatoes yield and fruit quality. In order to establish how the fertilization andsystem of culture can influence the greenhouse tomatoes yield and quality, two systems of culture (insoil and in organic substrate) and different types of fert...
Article
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Important factors to be considered for growing tomatoes in order to obtain high and safety yield are variety, system of culture and fertilization. To establish how the fertilization managing can influence both yield and quality of greenhouse tomatoes grown on peat bags system, different doses and types of fertilization (basic and additional) were s...
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Preservation of genetic variability at crop plants is of maximum importance for sustainable agriculture. Local varieties of crop plants can hold some unique genes that encode important characteristics for the present and future of humanity’s nutrition: resistance at stress factors, biotic and abiotic, nutritional and therapeutic qualities, excellen...
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In the experiments effectuated in 2007, at the University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Romania, in a "Venlo" type greenhouse, the fructification managing and fertilization of medium-long fruit cucumbers was studied. During the experiment, observations regarding early and total yield as well as fruit commercial quali...
Article
Full-text available
In the experiments effectuated in 2007, at the University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Romania, in a "Venlo" type greenhouse, the fructification managing and fertilization of medium-long fruit cucumbers was studied. During the experiment, observations regarding early and total yield as well as fruit commercial quali...
Article
Full-text available
The tomatoes cultivated in the greenhouse can be sold on the market all over the year but of course at higher prices due to the additional expenses of the technical factors. As a result the tomato growers tried to find the best solutions for obtaining good quality and quantity yields. One solution is represented by the possibility of cultivating to...
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The paper presents the results of research regarding the evolution of both forage yield and floristic composition, as influenced by mineral fertilization (N100, P50, K100), organic fertilization (sheepfold), liming (CaCO3) and over-sowing, on a long-term experiment, conducted on a Festuca rubra pasture from the Cindrel Mountains, Romania. Four year...
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The influence of three substrates (wheat straw and manure, peat in polyethylene bags, soil) and two plant densities (16,000 and 28,000 plants per hectare) on greenhouse cucumber culture has been studied during 2005-2006. Cucumbers cultivated at 28,000 plants per hectare on peat substrate have recorded, comparative with control (culture on wheat str...
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Full-text available
In the experiment carried out in a greenhouse in 2010 at University of Agricultural Sciences and Veterinary Medicine, Cluj-Napoca, Romania, the influence of substrate and fertilization method on yield of eggplants was investigated. For the plants cultivated on reused organic substrate the yield difference was significant negative for both early and...
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The preservation of the genetic variability at the crop plants is an important premise for a long durable agriculture. Romania still has an important genetic diversity at the crop plants. Unfortunately in Romania the risk of this diversity disappearance is very big due to the age of the seeds producers and the big surface of unused land. During 200...
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Regarding the improvement of culture system and technologies culture of greenhouse vegetable at world level, it can be found the extension of soiless culture using different substrates. Soiless culture have a series of advantages as: rigorously and scheduled control of mineral nutrition and water supply, a better control of pest and diseases, therm...
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Edible landscaping is the practical integration of food producing plants within an ornamental or decorative setting. Using of edibles (trees, berry bushes, vegetables, herbs and edible flowers) in landscape design can enhance a garden by providing a unique ornamental component with additional health, aesthetic and economic benefits. These landscape...
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The orientation of population towards a more balanced food determined the increase of vegetable products rate in daily ration. This aspect determined a significant increase of world vegetables production as well as a permanent diversification of cultivated assortment. Starting with 1975-1980 years, greenhouse cultures sector had a dramatic evolutio...
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The aim of the experiment effectuated at the company SC Cristal Lux SRL from Bălan commune, Sălaj County, Romania, was to establish the best plant density and plant directing method for bell peppers cultivated in plastic tunnel. A bifactorial experience has been organized: Factor A = plant density, with: a 1 – 30000 plants/ha; a 2 – 40000 plants/ha...
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The reduction of agro biodiversity started to concern more and more international organizations. The most important documents drawn up regarding this are: Convention on Biodiversity adopted in ONU Conference of Rio de Janeiro (1992), 98/95 EEC Directive, The International Convention regarding Genetic Resources of Plants for Alimentation and Agricul...
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In comparative stationary field experiments performed in Apahida, Cluj County, during four years (2005-2008), cabbage, sweet corn, carrot and garden bean crops have been followed on two different tillage systems: a conventional system – 5-6 tillage works including deep ploughing (25-28 cm deep) and 2-3 weeding, and the minimum tillage system: the s...
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The biodiversity conservation was included in environment problems at the ONU conference for environment and development, from Rio de Janeiro (1992). Important parts of the conservation are traditional varieties and local populations of crop plants. The UE regulation 98/95 comes to protect the vegetal genetic resources. Unlike the other countries w...

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