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Autorzy: , . Szczegóły: Tytuł równoległy: 20210906-47102020/202110.1080/09064710.2021.1946584Mystkowska, IwonaAscorbic acidIn plant production that produces high-value products, biostimulants are gaining more and more importance. Research hypothesis; biostimulants can contribute to the change of vitamin C content in edible potato tubers. This hypothesis was verified in a three-year field experiment. The effect of four variants of the use of biostimulators: BrownBio Gold (auxin and cytokinin), GreenOk (humic substances), Kelpak SL (Ecklonia maxima), Titanit (titanium) in tubers of three potato cultivars on the content of vitamin C. The applied biostimulants had a significant impact on the content of vitamin C. The highest increase of this component was found in tubers harvested from the plots sprayed with BrownBio Gold. Vitamin C content under the influence of biostimulants was on average 205.0 mgˇkg-1 of fresh weight. Hydrothermal condit : Vol. 71 : 1651-1913 Uwagi: Acta Agriculturae Scandinavica Section B - Soil and Plant Science20210906-47102020/202110.1080/09064710.2 Charakterystyka wg MNiSW: Słowa kluczowe ang.: DOI: Streszczenie:
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Nr opisu: r variants of applying biostimulants: Kelpak SL, Titanit, GreenOk, BrunatneBio Złoto. Potato plants were treated with biostimulators three times (beginning of flowering, full flowering and after plant flowering). The polyphenol content was determined by spectrophotometric method with Folin-Ciocâlteu reagent in fresh potato tuber mass. The content of polyphenols in tubers depended on the cultivars and biostimulants. Among the studied cultivars, Jelly accumulated the most polyphenols and Tajfun the least. Biostimulants increased the concentration of phenolic compounds compared to tubers from the control treatment.^apolyphenols^acultivars^abiostimulants Autorzy: , . Tytuł czasopisma: Uwagi: 003The Polyphenol Content in Three Edible Potato Cultivars Depending on the Biostimulants UsedAgriculture2020This article belongs to the Special Issue The Influence of Pre-Harvest Factors on the Product Quality of Field Crops.2077-04722019/202010.3390/agriculture10070269Mystkowska, IwonaSolanum tuberosum LFINAL_PUBLISHEDThe aim of the study was to assess the polyphenol content in tubers of three edible potato cultivars depending on the biostimulants used. Field research was carried out in the years 2016-2018 with an application of biostimulants in individual farm in Poland. The experiment was led by means of a split-plot method. The impact of two factors was tested. The first-order factor were the three cultivars of edible potato: Jelly, Honorata, Tajfun, while of the second-order four variants of applying biostimulants: Kelpak SL, Titanit, GreenOk, BrunatneBio Złoto. Potato plants were treated with biostimulators three times (beginning of flowering, full flowering and after plant flowering). The polyp Charakterystyka wg MNiSW: Wskaźnik Impact Factor ISI: Słowa kluczowe ang.: Streszczenie:
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Autorzy: , , . Tytuł czasopisma: Oznaczenie wydania: NiewęgłowskiDołęgaoriginal-article998899009999.0001658-077X003The effect of herbicides and biostimulators on polyphenol content of potato (Solanum tuberosum) tubers and leavesJournal of the Saudi Society of Agricultural Sciences20191658-077X2018/201910.1016/j.jssas.2017.02.004Mystkowska, IwonacultivarsKopia dostępna w Sekcji Bibliometrii.FINAL_PUBLISHEDThe objective of the research was to determine the polyphenol content in the tubers and leaves of selected table potato cultivars cultivated using herbicides and biostimulants. A field experiment was conducted in Wojnów (52°12'59"N, 22°34'37"E), Poland (Multi-business 'Solex' Company) from 2012 to 2014. The experiment was a two-way random split-plot arrangement of plots with three replicates. The following factors were examined: three medium-early potato cultivars - Bartek, Gawin, Honorata, and five methods application of herbicides and biostimulants (Harrier 295 ZC, Sencor 70 WG, growth regulators Kelpak SL and Asahi, control where weeds were mechanically controlled). Polyphenol content was determined in fresh potato tuber mass by the spectrophotometric method using Folin-Ciocalteu reagent. The tuber content of polyphenols was affected by the cultivars, herbicides and biostimulants as well as weather conditions during the growing season. The herbicides and biostimulants increased the concentration of polyphenol compounds compared with the control tubers. Polyphenol content in potato leaves was significantly affected by cultivar traits only. Of the tested cultivars, Honorata and Gawin accumulated the most and the least polyphenols, respectively.Baranowska, Alicjaherbicydesbiostimulantspotato Tytuł równoległy: NiewęgłowskiDołęgaoriginal-article998899009999.0001658-077X003The effect of herbicides and biostimulators on polyphenol content of potato (Solanum tuberosum) tubers and leavesJournal of the Saudi Society of Agricultural Sciences20191658-077X2018/201910.1016/j.jssas.2017.02.004Mystkowska, IwonacultivarsKopia dostępna w Sekcji Bibliometrii.FINAL_PUBLISHEDThe objective of the research was to determine the polyphenol content in the tubers and leaves of selected table potato cultivars cultivated using herbicides and biostimulants. A field experiment was conducted in Wojnów (52°12'59"N, 22°34'37"E), Poland (Multi-business 'Solex' Company) from 2012 to 2014. The experiment was a two-way random split-plot arrangement of plots with three replicates. The following factors were examined: three medium-early potato cultivars - Bartek, Gawin, Honorata, and five methods application of herbicides and biostimulants (Harrier 295 ZC, Sencor 70 WG, growth regulators Kelpak SL and Asahi, control where weeds were mechanically controlled). Polyphenol content was determined in fresh potato tuber mass by the spectrophotometric method using Folin-Ciocalteu reagent. The : Marek : Honorata : Oryginalny artykuł naukowyACZartykuł w czasopiśmie zagranicznym : 998999100.0000100.000PUNKTACJA KBNPUNKTACJA MINISTERSTWA100.000PUNKTACJA UWM : 009899.000 : Q : 003 : Vol. 18 : CC-BY-NC-ND Charakterystyka merytoryczna: aranowska A^w919063^x0000009288^zBaranowska Alicja Joanna^aNiewęgłowski Charakterystyka wg MNiSW: Wskaźnik Impact Factor ISI: kowyPUBLIKACJAPEŁNA PUBLIKACJAABartykuł w czasopiśmie bez IF (wykaz MNiSW)AFILIACJA PODANAENGhttps://www.sciencedirect.com/science/article/pii/S1658077X16302235PRACA RECENZOWANA100^a1658-077X^bQ^iX^jXY^kQ024494^a003^b003^c2019-09-27, 11:13^d2020-09-03, 14:32^e3521779126^f3422018807^aThe effect of herbicides and biostimulators on polyphenol content of potato (Solanum tuberosum) tubers and leaves^aJournal of the Saudi Society of Agricultural Sciences^a2019^bVol. 18^cno. 1^dp. 102--106^a1658-077X^a2018/2019^a10.1016/j.jssas.2017.02.004^aMystkowska, Iwona^cx^acultivars^aKopia dostępna w Sekcji Bibliometrii.^aFINAL_PUBLISHED^bCC-BY-NC-ND^cBEFORE_PUBLICATION^eOPEN_JOURNAL^aThe objective of the research was to determine the polyphenol content in the tubers and leaves of selected table potato cultivars cultivated using herbicides and biostimulants. A field experiment was conducted in Wojnów (52°12'59"N, 22°34'37"E), Poland (Multi-business 'Solex' Company) from 2012 to 2014. The experiment was a two-way random split-plot arrangement of plots with three replicates. The following factors were examined: three medium-early potato cultivars - Bartek, Gawin, Honorata, and five methods application of herbicides and biostimulants (Harrier 295 ZC, Sencor 70 WG, growth regulators Kelpak SL and Asahi, control where weeds were mechanically controlled). Polyphenol content was determined in fresh potato tuber mass by the spectrophotometric method using Folin-Ciocalteu reagent. The tuber content of polyphenols was affected by the cultivars, herbicides and biostimulants as well as weather conditions during the growing season. The herbicides and biostimulants increased the concentration of polyphenol compounds compared with the control tubers. Polyphenol content in potato leaves was significantly affected by cultivar traits only. Of the tested cultivars, Honorata and Gawin accumulated the most and the least polyphenols, respectively.^aBaranowska, Alicja^cx^aherbicydes^abiostimulants^apotato Słowa kluczowe ang.: ; Streszczenie:
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Nr opisu: N9 Autorzy: , . Tytuł czasopisma: Tytuł monografii: 2079-052X003Iron and manganese content and uptake with the yield of potato tubers as affected by herbicides and biostimulants, and potato tuber nutritional valueEmirates Journal of Food and Agriculture20182079-052X2018/201910.9755/ejfa.2018.v30.i12.1887Mystkowska, IwonacultivarsKopia dostępna w Sekcji Bibliometrii.FINAL_PUBLISHEDThe study material consisted of table potato tubers produced in a three-year field experiment. The following factors were examined: three potato cultivars - Bartek, Gawin and Honorata, five herbicide application methods: herbicides alone (Harrier 295 ZC and Sencor 70 WG) and mixed with growth regulators (Harrier 295 ZC + Kelpak SL, Sencor 70 WG + Asahi SL), and a control unit where weeds were mechanically controlled. The objective of the study was to assess the effect of herbicides and their mixtures with growth regulators on potato tuber nutritive value as well as iron and manganese contents and uptake with t : A : 003 : Vol. 30 : 2079-0538 : CC-BY-NC, 3527869039, OPEN_JOURNAL, 3524809109 / 2019-03-18, 12:00 / issue 12 / y / AT_PUBLICATION Charakterystyka merytoryczna: OWANA100^a2079-052X^bA^gABC^iX^jXY^a003^b003^c2019-03-18, 12:00^d2019-06-24, 11:30^e3527869039^f3524809109^aIron and manganese content and uptake with the yield of potato tubers as affected by herbicides and biostimulants, and potato tuber nutritional value^aEmirates Journal of Food and Agriculture^a2018^bVol. 30^cissue 12^dp. 1051-1057^a2079-052X^b2079-0538^a2018/2019^a10.9755/ejfa.2018.v30.i12.1887^aMystkowska, Iwona^cy^acultivars^aKopia dostępna w Sekcji Bibliometrii.^aFINAL_PUBLISHED^bCC-BY-NC^cAT_PUBLICATION^eOPEN_JOURNAL^aThe study material consisted of table potato tubers produced in a three-year field experiment. The following factors were examined: three potato cultivars - Bartek, Gawin and Honorata, five herbicide application methods: herbicides alone (Harrier 295 ZC and Sencor 70 WG) and mixed with growth regulators (Harrier 295 ZC + Kelpak SL, Sencor 70 WG + Asahi SL), and a control unit where weeds were mechanically controlled. The objective of the study was to assess the effect of herbicides and their mixtures with growth regulators on potato tuber nutritive value as well as iron and manganese contents and uptake with the yield of potato tubers. Iron and manganese contents of tubers and uptake with tuber yield were significantly affected by cultivars, herbicides and biostimulants applied as well as weather conditions during the growing season. The herbicides and biostimulants increased iron and manganese contents and uptake with the yield of potato tubers compared with control tubers. The highest amounts of the examined microelements were accumulated by cv. Honorata compared with cv. Bartek and Gawin. Consumption of 100 g potato tubers in 9 and 21% satisfied the daily requirement for iron and manganese, the daily requirements in the human diet being 14.0 and 2.0 mg, respectively.^amicroelements^aplant protection products^aSolanum tuberosum L. Charakterystyka wg MNiSW: Praca recenzowana Słowa kluczowe ang.: ; Streszczenie:
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Autorzy: . Tytuł czasopisma: Charakterystyka wg MNiSW: Wskaźnik Impact Factor ISI: -plot design in three replications. The studied factors included: I - three cultivars of winter rape: Monolit (population cultivar), PR 44D06 (restored hybrid cultivar with a semi-dwarf type of growth), PT 205 (restored hybrid cultivar with a conventional type of growth); II - two sowing methods: row spacing of 22.5 cm (row sowing - sowing density of 60 seeds per 1 m2 ), row spacing of 45.0 cm (single seed sowing - sowing density of 40 seeds per 1 m2 ); III - three types of applied biostimulators: control variant (without an application of biostimulators), TytanitŽ biostimulator, AsahiŽSL biostimulator, SilvitŽ biostimulator. Results. Biostimulators applied in the experiment affected an increase in the number of leaves per rosette, root collar diameter, height of elevation of shoot apex as well as taproot length compared with the control plot. The highest values of morphological traits of plants determined in autumn before inhibition of growth as well as plants most complete winter survival were obtained under conditions of spraying with Asahi SL biostimulator, applied at the stage BBCH 13-15. The population cultivar overwintered better in comparison to the two heterotic cultivars, produced rosettes with a higher number of leaves (on average 8.4 leaves), a thicker root collar (on average 7.9 mm), as well as a longer taproot (on average 17.3 cm).The smallest plant losses occurred in cultivar Monolit after winter dormancy. Sowing method did not affect this trait of plant habit. Conclusion. Asahi SL biostimulator significantly affected an increase in all morphological traits of the leaf rosette determined in autumn before inhibition of growth, when compared with the control variant. The restored hybrid morphotypes: PR 44D06 and PT 205, compared with the population cultivar Monolit, were characterized by a poorer autumn development of the leaf rosette. Diversified climatic conditions in the autumn-summer periods of vegetation and in the winter dormancy in the years of the research affected plant habit.^abioregulatory^abioregulators^aodmiany^acultivars^apokrój roślin^aplant habit^aprzezimowanie^awinter rape^arzepak ozimy^awinter survivalplot design in three replications. The studied factors included: I - three cultivars of winter rape: Monolit (population cultivar), PR 44D06 (restored hybrid cultivar with a semi-dwarf type of growth), PT 205 (restored hybrid cultivar with a conventional type of growth); II - two sowing methods: row spacing of 22.5 cm (row sowing - sowing density of 60 seeds per 1 m2 ), row spacing of 45.0 cm (single seed sowing - sowing density of 40 seeds per 1 m2 ); III - three types of applied biostimulators: control variant (without an application of biostimulators), TytanitŽ biostimulator, AsahiŽSL biostimulator, SilvitŽ biostimulator. Results. Biostimulators applied in the experiment affected an increase in the number of leaves per rosette, root collar diameter, height of elevation of shoot apex as well as taproot length compared with the control plot. The highest values of morphological traits of plants determined in autumn before inhibition of growth as well as plants most complete winter survival were obtained under conditions of spraying with Asahi SL biostimulator, applied at the stage BBCH 13-15. The population cultivar overwintered better in comparison to the two heterotic cultivars, produced rosettes with a higher number of leaves (on average 8.4 leaves), a thicker root collar (on average 7.9 mm), as well as a longer taproot (on average 17.3 cm).The smallest plant losses occurred in cultivar Monolit after winter dormancy. Sowing method did not affect this trait of plant habit. Conclusion. Asahi SL biostimulator significantly affected an increase in all morphological traits of the leaf rosette determined in autumn before inhibition of growth, when compared with the control variant. The restored hybrid morphotypes: PR 44D06 and PT 205, compared with the population cultivar Monolit, were characterized by a poorer autumn development of the leaf rosette. Diversified climatic conditions in the autumn-summer periods of vegetation and in the winter dormancy in the years of the research affected plant habit.^abioregulatory^abioregulators^aodmiany^acultivars^apokrój roślin^aplant habit^aprzezimowanie^awinter rape^arzepak ozimy^awinter survival Słowa kluczowe: Słowa kluczowe ang.: ; ;
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Nr opisu: of two factors: I factor - three moderately early varieties of edible potato: Bartek, Gawin, Honorata. II factor - five variants of using herbicides and bio-stimulants: 1. the control objecttreatment - mechanical weed control, 2. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1, 3. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1; then on the east two times biostimulants Kelpak SL in dose 2.0 dm3 ha-1, 4. herbicide Sencor 70 WG in dose 1.0 kgha-1, 5. herbicide Sencor 70 WG + then on the east two times biostimulants Asahi SL in dose 1.0 dm3 ha-1. The herbicides and biostimulants have impacted the reduction of a fresh mass of weeds compared to the control treatment. Significant effect of the studied factors on the phytotoxic damage to potato plants was stated. In addition, the herbicides and growth biostimulants used in the experiment contributed to the overall yield of potato tubers from 13.6 to 33.2% the controltreatment.^aodmiany^acultivars^aBadania polowe przeprowadzono w gospodarstwie rolnym w Wojnowie (52°12' N, 22°34' E) w latach 2012-2014. Ich celem była ocena wpływu herbicydów i biostymulatorów na możliwość ograniczenia zachwaszczenia w uprawie ziemniaka jadalnego i określenie ich fitotoksycznego oddziaływania na roślinę. W doświadczeniu badano wpływ dwóch czynników: I czynnik - trzy średnio wczesne odmiany ziemniaka jadalnego: Bartek, Gawin, Honorata. II czynnik - pięć sposobów stosowania herbicydów i biostymulatorów: 1. obiekt kontrolny: pielęgnacja mechaniczna 2. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1, 3. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1 a następnie po wschodach roślin dwukrotnie bioregulator Kelpak SL w dawce 2,0 dm3 ha-1, 4. herbicyd Sencor 70 WG w dawce 1,0 kgha-1, 5. herbicyd Sencor 70 WG a następnie po wschodach roślin dwukrotnie biostymulator Asahi SL w dawce 1,0 dm3 ha-1. Stosowane herbicydy i biostymulatory wpłynęły na ograniczenie świeżej masy chwastów w porównaniu do obiektu kontrolnego. Stwierdzono istotny wpływ badanych czynników na fitotoksyczne uszkodzenia roślin ziemniaka. Ponadto stosowane w doświadczeniu herbicydy i biostymulatory wzrostu przyczyniły się do wzrostu plonu ogólnego bulw ziemniaka od 13,6 do 33,2% w porównaniu do obiektu kontrolnego.^aherbicydy^aherbicides^abiostymulatory^abiostimulants^afitotoksyczność^aphytotoxicity Autorzy: , B 003 OTHER 0860-4088001Wpływ herbicydów i biostymulatorów wzrostu na ograniczenie zachwaszczenia i plonowanie ziemniaka jadalnegoEffect of herbicides and growth biostimulants on weed reduction and yield of edible potatoFragmenta Agronomica20170860-40882017/2018Mystkowska, IwonaziemniakpotatoKopia dostępna w Sekcji BibliometriiFINAL_PUBLISHEDField studies were conducted on a farm in Wojnów (52°12' N, 22°34' E) in the years 2012-2014. Research purpose was to assess the impact of herbicides and their mixtures with bio-stimulants on the ability to reduce infestation in the edible potato cultivation and to determine their phytotoxic effect on the crop. The experiment has studied the influence of two factors: I factor - three moderately early varieties of edible potato: Bartek, Gawin, Honorata. II factor - five variants of using herbicides and bio-stimulants: 1. the control objecttreatment - mechanical weed control, 2. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1, 3. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1; then on the east two times biostimulants Kelpak SL in dose 2.0 dm3 ha-1, 4. herbicide Sencor 70 WG in dose 1.0 kgha-1, 5. herbicide Sencor 70 WG + then on the east two times biostimulants Asahi SL in dose 1.0 dm3 ha-1. The herbicides and biostimulants have impacted the reduction of a fresh mass of weeds compared to the control treatment. Significant effect of the studied factors on the phytotoxic damage to potato plants was stated. In addition, the herbicides and growth biostimulants used in the experiment contributed to the overall yield of potato tubers from 13.6 to 33.2% the controltreatment.odmianycultivarsBadania polowe przeprowadzono w gospodarstwie rolnym w Wojnowie (52°12' N, 22°34' E) w latach 2012-2014. Ich celem była ocena wpływu herbicydów i biostymulatorów na możliwość ograniczenia zachwaszczenia w uprawie ziemniaka jadalnego i określenie ich fitotoksycznego oddziaływania na roślinę. W doświadczeniu badano wpływ dwóch czynników: I czynnik - trzy średnio wczesne odmiany ziemniaka jadalnego: Bartek, Gawin, Honorata. II czynnik - pięć sposobów stosowania herbicydów i . Tytuł pracy: Cykl: 0860-4088001Wpływ herbicydów i biostymulatorów wzrostu na ograniczenie zachwaszczenia i plonowanie ziemniaka jadalnegoEffect of herbicides and growth biostimulants on weed reduction and yield of edible potatoFragmenta Agronomica20170860-40882017/2018Mystkowska, IwonaziemniakpotatoKopia dostępna w Sekcji BibliometriiFINAL_PUBLISHEDField studies were conducted on a farm in Wojnów (52°12' N, 22°34' E) in the years 2012-2014. Research purpose was to assess the impact of herbicides and their mixtures with bio-stimulants on the ability to reduce infestation in the edible potato cultivation and to determine their phytotoxic effect on the crop. The experiment has studied the influence of two factors: I factor - three moderately early varieties of edible potato: Bartek, Gawin, Honorata. II factor - five variants of using herbicides and bio-stimulants: 1. the control objecttreatment - mechanical weed control, 2. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1, 3. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1; then on the east two times biostimulants Kelpak SL in dose 2.0 dm3 ha-1, 4. herbicide Sencor 70 WG in dose 1.0 kgha-1, 5. herbicide Sencor 70 WG + then on the east two times biostimulants Asahi SL in dose 1.0 dm3 ha-1. The herbicides and biostimulants have impacted the reduction of a fresh mass of weeds compared to the control treatment. Significant effect of the studied factors on the phytotoxic damage to potato plants was stated. In addition, the herbicides and growth biostimulants used in the experiment contributed to the overall yield of potato tubers from 13.6 to 33.2% the controltreatment.odmianycultivarsBadania polowe przeprowadzono w gospodarstwie rolnym w Wojnowie (52°12' N, 22°34' E) w latach 2012-2014. Ich celem była ocena wpływu herbicydów i biostymulatorów na możliwość ograniczenia zachwaszczenia w uprawie ziemniaka jadalnego i określenie ich fitotoksycznego oddziaływania na roślinę. W doświadczeniu badano wpływ dwóch czynników: I czynnik - trzy średnio wczesne odmiany ziemniaka jadalnego: Bartek, Gawin, Honorata. II czynnik - pięć sposobów stosowania herbicydów i biostymulatorów: 1. obiekt kontrolny: pielęgnacja mechaniczna 2. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1, 3. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1 a następnie po wschodach roślin dwukrotnie bioregulator Kelpak SL w dawce 2,0 dm3 ha-1, 4. herbicyd Sencor 70 WG w dawce 1,0 kgha-1, 5. herbicyd Sencor 70 WG a następnie po wschodach roślin dwukrotnie biostymulator Asahi SL w dawce 1,0 dm3 ha-1. Stosowane herbicydy i biostymulatory wpłynęły na ograniczenie świeżej masy chwastów w porównaniu do obiektu kontrolnego. Stwierdzono istotny wpływ badanych czynników na fitotoksyczne uszkodzenia roślin ziemniak Szczegóły: Charakterystyka formalna: Charakterystyka merytoryczna: Język publikacji: Wskaźnik Impact Factor ISI: of two factors: I factor - three moderately early varieties of edible potato: Bartek, Gawin, Honorata. II factor - five variants of using herbicides and bio-stimulants: 1. the control objecttreatment - mechanical weed control, 2. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1, 3. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1; then on the east two times biostimulants Kelpak SL in dose 2.0 dm3 ha-1, 4. herbicide Sencor 70 WG in dose 1.0 kgha-1, 5. herbicide Sencor 70 WG + then on the east two times biostimulants Asahi SL in dose 1.0 dm3 ha-1. The herbicides and biostimulants have impacted the reduction of a fresh mass of weeds compared to the control treatment. Significant effect of the studied factors on the phytotoxic damage to potato plants was stated. In addition, the herbicides and growth biostimulants used in the experiment contributed to the overall yield of potato tubers from 13.6 to 33.2% the controltreatment.^aodmiany^acultivars^aBadania polowe przeprowadzono w gospodarstwie rolnym w Wojnowie (52°12' N, 22°34' E) w latach 2012-2014. Ich celem była ocena wpływu herbicydów i biostymulatorów na możliwość ograniczenia zachwaszczenia w uprawie ziemniaka jadalnego i określenie ich fitotoksycznego oddziaływania na roślinę. W doświadczeniu badano wpływ dwóch czynników: I czynnik - trzy średnio wczesne odmiany ziemniaka jadalnego: Bartek, Gawin, Honorata. II czynnik - pięć sposobów stosowania herbicydów i biostymulatorów: 1. obiekt kontrolny: pielęgnacja mechaniczna 2. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1, 3. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1 a następnie po wschodach roślin dwukrotnie bioregulator Kelpak SL w dawce 2,0 dm3 ha-1, 4. herbicyd Sencor 70 WG w dawce 1,0 kgha-1, 5. herbicyd Sencor 70 WG a następnie po wschodach roślin dwukrotnie biostymulator Asahi SL w dawce 1,0 dm3 ha-1. Stosowane herbicydy i biostymulatory wpłynęły na ograniczenie świeżej masy chwastów w porównaniu do obiektu kontrolnego. Stwierdzono istotny wpływ badanych czynników na fitotoksyczne uszkodzenia roślin ziemniaka. Ponadto stosowane w doświadczeniu herbicydy i biostymulatory wzrostu przyczyniły się do wzrostu plonu ogólnego bulw ziemniaka od 13,6 do 33,2% w porównaniu do obiektu kontrolnego.^aherbicydy^aherbicides^abiostymulatory^abiostimulants^afitotoksyczność^aphytotoxicity Index Copernicus: fluence of two factors: I factor - three moderately early varieties of edible potato: Bartek, Gawin, Honorata. II factor - five variants of using herbicides and bio-stimulants: 1. the control objecttreatment - mechanical weed control, 2. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1, 3. herbicide Harrier 295 ZC in dose 2.0 dm3 ha-1; then on the east two times biostimulants Kelpak SL in dose 2.0 dm3 ha-1, 4. herbicide Sencor 70 WG in dose 1.0 kgha-1, 5. herbicide Sencor 70 WG + then on the east two times biostimulants Asahi SL in dose 1.0 dm3 ha-1. The herbicides and biostimulants have impacted the reduction of a fresh mass of weeds compared to the control treatment. Significant effect of the studied factors on the phytotoxic damage to potato plants was stated. In addition, the herbicides and growth biostimulants used in the experiment contributed to the overall yield of potato tubers from 13.6 to 33.2% the controltreatment.^aodmiany^acultivars^aBadania polowe przeprowadzono w gospodarstwie rolnym w Wojnowie (52°12' N, 22°34' E) w latach 2012-2014. Ich celem była ocena wpływu herbicydów i biostymulatorów na możliwość ograniczenia zachwaszczenia w uprawie ziemniaka jadalnego i określenie ich fitotoksycznego oddziaływania na roślinę. W doświadczeniu badano wpływ dwóch czynników: I czynnik - trzy średnio wczesne odmiany ziemniaka jadalnego: Bartek, Gawin, Honorata. II czynnik - pięć sposobów stosowania herbicydów i biostymulatorów: 1. obiekt kontrolny: pielęgnacja mechaniczna 2. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1, 3. herbicyd Harrier 295 ZC w dawce 2,0 dm3 ha-1 a następnie po wschodach roślin dwukrotnie bioregulator Kelpak SL w dawce 2,0 dm3 ha-1, 4. herbicyd Sencor 70 WG w dawce 1,0 kgha-1, 5. herbicyd Sencor 70 WG a następnie po wschodach roślin dwukrotnie biostymulator Asahi SL w dawce 1,0 dm3 ha-1. Stosowane herbicydy i biostymulatory wpłynęły na ograniczenie świeżej masy chwastów w porównaniu do obiektu kontrolnego. Stwierdzono istotny wpływ badanych czynników na fitotoksyczne uszkodzenia roślin ziemniaka. Ponadto stosowane w doświadczeniu herbicydy i biostymulatory wzrostu przyczyniły się do wzrostu plonu ogólnego bulw ziemniaka od 13,6 do 33,2% w porównaniu do obiektu kontrolnego.^aherbicydy^aherbicides^abiostymulatory^abiostimulants^afitotoksyczność^aphytotoxicity Praca recenzowana Słowa kluczowe: ; Słowa kluczowe ang.: Uwaga: