Jolanta Kowalska

Jolanta Kowalska
Institute of Plant Protection - National Research Institute | IOR · Dep. of Biological Methods and Organic Farming

Dr. hab.

About

52
Publications
13,555
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357
Citations
Citations since 2016
23 Research Items
253 Citations
20162017201820192020202120220204060
20162017201820192020202120220204060
20162017201820192020202120220204060
20162017201820192020202120220204060
Introduction
Expert in area - protection of organic crops, use of biological methods and natural products towards control of pests in organic farming. Researcher and leader in field experiments with novel products, biostimulators, experience in European projects.

Publications

Publications (52)
Article
Full-text available
Early blight of potatoes when not controlled can lead to major yield loss. In organic farming, disease control methods using beneficial microorganisms are needed. This study aimed to use commercially available yeast strains to prevent early blight in organically grown potatoes. Six commercially yeast strains used in the food industry, mainly in bak...
Article
Full-text available
Flower strips can be an important component of integrated pest management and contribute to reducing pressure on agroecosystems, which is why they are increasingly implemented as part of agri-environmental programs. They can be used as a multifunctional agronomic tool because they can prevent the decline of species diversity in the agroecosystem an...
Article
Full-text available
The role of biocontrol products is expected to increase worldwide consumer demand and facilitate the implementation of sustainable agricultural policies. New biocontrol agents must allow for an effective crop-protection strategy in sustainable agriculture. Yeasts are microorganisms living in various niches of the environment that can be antagonists...
Article
Full-text available
The aim of this study was to analyse the effects of different date of insecticidal treatment against Noctuinae caterpillars on the technological yield from sugar beet using the additive main effect and multiplicative interaction (AMMI) model. The AMMI model is one of the most widely used statistical tools in the analysis of multiple-environment tri...
Article
Full-text available
Cinnamon is widely used as a food spice, but due to its antibacterial and pharmacological properties, it can also be used in processing, medicine and agriculture. The word “Cinnamon” can refer to the plant, processed material, or an extract. It is sometimes used as a substance, and sometimes used as a mixture or as compounds or a group. This articl...
Article
This study investigated the bio-control activity of organic mustard meal as a seed dressing against Fusarium culmorum Sacc., the methods of its application on seed germination and germination capacity, and the parameters of plant development of wheat under in vitro, greenhouse and field conditions. White mustard meal applied as a wet dressing at a...
Article
Full-text available
Application of silicon (Si) could greatly boost wheat growth and yield by mitigating abiotic stress, especially drought. Aim The objective of this study was to determine the effect of silicon products in different forms and methods of its application on growth and yield of spring wheat cultivated under organic farming regime. Methods A field expe...
Article
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The exogenous application of salicylic acid prevents plant damage caused by various abiotic stresses (drought, high and low temperatures, salinity) and helps plants to build resistance to biotic stresses (pathogens). Acetylsalicylic acid, which is a synthetic salicylic acid derivative, has the same properties. In the face of climate change and a gr...
Article
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Ecological intensification of agriculture (e.g., with the use of wildflower strips) is being currently discussed as a mean for gaining high yields, preserving high biodiversity of farmland. The aim of this study was to assess the efficiency of annual wildflower strips (WFSs) established in rye field (RF) in (1) increasing species richness and abund...
Article
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The potential of silicon used in two forms, two methods and three cultivars of spring wheat cultivated under organic farming conditions is high, as it helps plants to alleviate abiotic stresses. The research hypotheses of paper were the assumptions that the effectiveness of silicon may differ not only by the form of silicon and the method of its ap...
Article
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Bioproducts, i.e., microbial based pesticides or fertilizers (biopesticides and biofertilizers), should be expected to play an ever-increasing role and application in agricultural practices world-wide in the effort to implement policies concerned with sustainable agriculture. However, several microbial strains have proven the capacity to augment pl...
Article
Full-text available
Temperature strongly influences the growth of maize, particularly in the early growth stages. The exogenous application of some amino acids has been proven to have a positive effect on plant growth and development under stressful conditions. The objective of the study was to evaluate the response of maize that was grown under an optimal and stress...
Article
Full-text available
The aim of this research was to create an advisory system for commodity services and sugar beet growers to support their decisions about the use of chemical control against the cutworms. Consequently, two forecasting models for determining the chemical control time were compared: one based on a signaling method and the other based on average of [ef...
Article
Full-text available
Objective: Chamomile plants ( Chamomilla recutita L. Rausch) are often attacked by pests, which usually cause the decrease of raw material yield and its quality. The objects of field trial were two chamomile cultivars: Złoty Łan (4 n ) and Promyk (2 n ) cultivated under organic regime. The aim of this study was to evaluate of impact of the spinosad...
Article
Full-text available
In this study, the effects of organic powder of Cinnamomum zeylanicum on the development of Botrytis cinerea and its influence on tomato plants were evaluated. The cinnamon bark powder and its water suspensions and filtrates were used at 0.5 and 1% rates. After 6 days of the start of an in vitro experiment the mycelium growth was inhibited by both...
Article
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Intensification of agriculture causes the impoverishment of landscape and biological diversity. This is related to the deterioration of the ability to provide ecosystem services by farmland habitats. Maintaining a diversified agricultural landscape structure is crucial for sustainable agriculture. However, till now agri-environmental measures (AES)...
Article
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Potato yields and infestation by P. infestans are related to the supply of potassium. Potassium was applied as soil fertilisation combined with split foliar applications or only as split foliar treatments at a maximum dose of 150 kg/ha K<sub>2</sub>O in both strategies, Lord and Ditta cultivars were used. Additionally, water spraying was included a...
Article
Full-text available
Kowalska et al.: Impact of fertilizers on soil properties in the case of Solanum tuberosum L. during conversion to organic farming-369-APPLIED ECOLOGY AND ENVIRONMENTAL RESEARCH 15(4):369-383. Abstract. In organic farming the use of mineral fertilizers is highly restricted; hence biofertilizers are often used. The aim of the research was to investi...
Chapter
This book contains chapters that capture the full breadth of the basic and applied information on entomopathogenic (EPNs) and slug parasitic nematodes (SPNs) that are used or have potential in the management of insect pests, molluscs and/or other researched targets such as plant parasitic nematodes. The information includes the remarkable developme...
Article
Full-text available
The experiment on the assessment of the effects of the two microbial bio-stimulators (EM Farma Plus and UGmax) which were applied to soil, as foliar application or as combined were carried out on the field with organic cultivation of potato variety Ditta. Additional factor that is fertilization of the soil by application of fertilizer Bioilsa Ferti...
Article
Full-text available
Virginia mallow is a plant from the central and eastern states of North America. A large amount of high quality biomass obtained from V. mallow led to interest in this plant for bioenergy purposes. Unfortunately, high incidence of white rot disease caused by Sclerotinia sclerotiorum destroyed plantations of this plant. In previous attempts, various...
Conference Paper
Introduction: The search for methods and means that can be an alternative to copper, and may be used in organic farming is one of the tasks of the project CO-FREE. Results from field trials in potato done by IPP-NRI (Poland) and JKI (Germany) are shown. Objectives: In 2012-2014 field experiments were conducted to evaluate the effectiveness of CO-FR...
Article
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The aim of this study was to compare the incidence of pathogens and pesticide residues in rapeseed samples depending on integrated and organic cultivation systems and cultivars. No pesticide residue was detected in seeds coming from the organic production system. However, trace amounts of pesticide residues admissible in rapeseed protection were de...
Article
Oilseed rape (Brassica napus L.) is a very difficult crop to cultivate organically. Only few organic methods are effective in reducing damage from insects and diseases. The current investigation assessed the use of the beneficial ascomycete Trichoderma asperellum (Samuels, Lieckf & Nirenberg) and a trap crop of Brassica rapa L. turnip rape cv. “Bra...
Article
Full-text available
The need to obtaining of healthy plant material and very small range of plant protection products in organic farming forces to searching for alternative means of plant production. Evaluation of Trichoderma asperellum as a growth promoter and the control effects of T. asperellum to Septoria melissae was evaluated. Also the fungi infesting lemon balm...
Article
A sensitive, accurate and reliable multiresidue method based on the application of gas chromatography-tandem quadrupole mass spectrometry (GC-QqQ-MS/MS) has been established for screening, identification and quantification of a large number of pesticide residues in produce. The method was accredited in compliance with PN-EN ISO/IEC 17025:2005 stand...
Article
Biological control of post-harvest diseases can be accomplished with commercially viable products. Unfortunately, the availability of such products, especially those based on beneficial organisms whose activity greatly depends on environmental conditions, is still limited. In this work, the yeast species Cryptococcus albidus was evaluated for post-...
Article
Full-text available
W latach 2009-2010 badano skuteczność preparatów NeemAzal-T/S (ekstrakt z nasion miodli indyjskiej Azadirachta indica (L.) i Madex SC (preparat wirusowy) w zwalczaniu owocówki jabłkóweczki na jabłoni. Pierwszy z preparatów użyto w dawce 3,5 l/ha, drugi w dawce 0,25 l/ha. Stosowano również mieszaninę tych preparatów w wymienionych dawkach lub w dawk...
Article
Fungi Trichoderma spp. are present in nearly all soils and other habitats. Most of Trichoderma strains are efficient for control of some pathogens. Some strains induce plant native defence mechanisms. Botrytis cinerea [Pers.: Fr.] causes economic losses on a wide range of cultivated plants and stored fruits. In presented work Trichoderma asperellum...
Article
Full-text available
Cereals crops in ecological farms in Podkarpackie province are threatened by numerous agrophages, amongst which cereal leaf beetles (Oulema spp.) are considered to be the most important. Feeding of cereal leaf beetle larvae and beetles reduces the assimilative surface of leaves, resulting in consequence in weakening of plants and yield reduction, a...
Chapter
W rolnictwie ekologicznym całość zabiegów agrotechnicznych nastawiona jest na kształtowanie korzystnego stanu fitosanitarnego, przez utrzymanie względnej równowagi pomiędzy prowadzoną produkcją, a środowiskiem. Uprawy w gospodarstwach ekologicznych są narażone na niekorzystny wpływ organizmów szkodliwych: chorób, szkodników i chwastów. Głównym zało...
Article
Full-text available
Badano przydatność preparatu NeemAzal-T/S (ekstrakt z nasion miodli indyjskiej, Azadirachta indica (L.) do zwalczania nasionnicy trześniówki (Rhagoletis cerasi L.) i mszycy czereśniowej (Myzus cerasi F.). Preparat stosowano dwukrotnie w sezonie w dawce 2,5 l/ha na czereśni odmiany ‘Summit’. W pierwszym roku, skuteczność preparatu była wysoka i wyno...
Article
Commercial formulations of spinosad applied at three concentrations of 0.2, 0.1, and 0.05%, and three temperatures of 15, 20, and 25 °C, were tested against Colorado potato beetle, Leptinotarsa decemlineata (Say) under laboratory conditions. Spinosad was toxic by both contact and ingestion. Investigations of interactions between temperatures and do...
Article
A new method for the analysis of three ecological insecticides, namely azadyrachtin, spinosad (sum of spinosyn A and spinosyn D) and rotenone, in produce and soil samples is presented. Investigated compounds are one of the most significant insecticides authorized for organic farming crop protection in many countries. Extraction of the pesticides fr...
Article
Full-text available
Otiorhynchus sulcatus is considered as an important pest of strawberry fields and on potted ornamental plants. The efficacy to control this pest by new Polish products containing azadirachtin and the entomopathogenic fungus Beauveria brongniartii were tested. The aim of the laboratory investigation was to assess the influence of different forms of...
Article
In the paper are presented entomopathogenic nematodes (EPN) as a vector of bacteria killing insects. Many abiotic and biotic factors influence the survival and the virulence of mentioned organisms. These biological agents of control are used in practice over twenty years. Knowledge about the relationships between EPN-insect-bacteria allow to increa...
Article
Full-text available
The Colorado potato beetle (CPB) is one of the most important pests on potatoes (Solanum tuberosum). In many areas, preventive measures are not sufficient enoughto prevent the damage caused by the CPB. Therefore insecticides such as neem and Bacillus thuringiensis v. tenebrionis (B.t.t.) have an important role in organic potato production in German...
Article
Full-text available
The experiment was conducted in orchard of sour cherries, var. àutówka in summer 2009. This variety is very difficult for organic growing because of its high susceptibility to diseases that cause high losses in the yield. Unfortunately, this cultivar is very popular in Polish orchards. The microbial plant growth promoter based on fungus Trichoderma...
Article
Full-text available
The new insecticide spinosad was added to Council Regulations (EEC) No. 2092/91 on organic production in 2008. It is now possible to use spinosad in organic agriculture in the EU. Fields studies compared three treatments to control CPB: 1) single spinosad treatment (24 g/ha active ingredient (a.i.), 2) first treatment Bacillus thuringiensis v. tene...
Article
Full-text available
The Colorado Potato Beetle (CPB) is one of the most imminent pests of potatoes. Modern strategies for controlling this pest in organic farming were developed under field trials in Germany and Poland. In 2004-2009, the experiments have been done with selected insecticides containing the active substances permitted to organic farming, e.g. pyrethrum,...
Article
Full-text available
In the fifth and sixth year of carrying out the research in ecological orchard the serious damages of the plum and cherry fruits by pests were observed. From it's the most intensive were the symptoms of cherry fruit fly (Rhagoletis cerasi) on the cherry fruits. In 2010, at the 'Summit' cherry, it was reported three times more fruits with worm of ch...

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Projects

Projects (3)
Project
a) Assessment of the importance of flower strips for raising the level of biodiversity in arable fields, and thus for strengthening natural regulatory mechanisms in agroecosystems. b) Determining the possibility of reducing the rye pest abundance in organic farming with the use of flower strips.
Project
a) Determining the possibility of reducing the number of carrot pests with the use of multi-species flower strips b) Assessing the importance of flower strips for increasing the level of biodiversity of crops insects, including pollinators