[Andersson G., Rundlöf M., Smith G., 2012. organic farming improves pollination success in strawberries. DOI:10.1371/journal.pone.0031599. PLoS ONE 7(2): e31599.10.1371/journal.pone.0031599]Search in Google Scholar
[Bartomeus I, Potts S.G., Dewenter I.S., Vaissiere B.E., Woyciechowski M., Krewenka K.M., et al., 2014. Contribution of insect pollinators to crop yield and quality varies with agricultural intensification. DOI: 10.7717/peerj.328. PeerJ 2:e328.10.7717/peerj.328]Search in Google Scholar
[Cayuela J.A., Viueira J.M., Albi M.A., Gutierez F., 1997. Influence of the ecological cultivation of strawberries (Fragaria × Ananassa cv. Chandler) on the quality of the fruit and on their capacity for conservation. J. Agric. Food Chem. 45(5): 1736-1740.10.1021/jf960745h]Search in Google Scholar
[Dogheim S.M., Gad Alla S.A., El-Marsafy A.M., 2001. Monitoring of pesticide residues in Egyptian fruits and vegetables during 1996. J. AOAC Int. 84(2): 519-531.10.1093/jaoac/84.2.519]Search in Google Scholar
[Esitken A., Yildiz H.I., Ercisli S., Donmez M.F., Turan M., Gunes A., 2010. Effect of plant growth promoting bacteria (PGPB) on yield, growth and nutrient contents of organically grown strawberry. Sci. Hort. 124: 62-66.10.1016/j.scienta.2009.12.012]Search in Google Scholar
[Fernandes V.C., Domingues V.F., De Freitas V., Delerues-Matos C., Mateus N., 2012. Strawberries from integrated pest management and organic farming: Phenolic composition and antioxidant properties. Food Chem. 134: 1926-1931. 10.1016/j.foodchem.2012.03.130]Search in Google Scholar
[Given N.K., 1985. Effect of crop management and environment on berryfruit quality - a review. N. Z. J. Agr. Res. 13(2): 163-168.10.1080/03015521.1985.10426075]Search in Google Scholar
[Grosicka-Maciąg E., 2011. Biological consequences of oxidative stress induced by pesticides. Post. Hig. Med. Dośw. 65: 357-366.10.5604/17322693.948816]Search in Google Scholar
[Hakala M., Lapv eteläinen A., Houpa lahti R., Kallio H., Tahvonen R., 2003. Effects of varieties and cultivations conditions on the composition of strawberries. J. Food Comp. Anal. 16: 67-80. Available online at http://pr-rp.hc-sc.gc.ca/mrl-lrm/results-eng.php; cited on 17 Sept 2014.10.1016/S0889-1575(02)00165-5]Search in Google Scholar
[Kahu K., Klaa s L., Kikas A., 2010. Effect of cultivars and different growing technologies on strawberry yield and fruit quality. Agron. Res. 8: 589-594.]Search in Google Scholar
[Kalt W., Forney C.F., Martin A., Prior R.L., 1999. Antioxidant capacity, vitamin C, phenolics, and anthocyanins after fresh storage of small fruits. J. Agric. Food Chem. 47: 4638-4644.10.1021/jf990266t10552863]Search in Google Scholar
[Kasperba uer M.J., Loughrin J.H., Wang S.Y., 2001. Light reflected from red mulch to ripening strawberries affects aroma, sugar and organic acid concentration. J. Photoch. Photobio. 74(1): 103-107.10.1562/0031-8655(2001)074<0103:LRFRMT>2.0.CO;2]Search in Google Scholar
[Kaźmierczak R., Hallmann E., Treščinska V., Rem białkowska E., 2011. Estimation of the nutritive value of two red beet (Beta vulgaris) varieties from organic and conventional cultivation. J. Res. Applic. Agric. Eng. 56(3): 207-210. ]Search in Google Scholar
[Keats A., 2013. Thiram strawberry residue study. Horticulturae Australia. Available online at http:// www.horticulture.com.au/reports/search_final_reports_result.asp?src=&orgid=0&projid=6265&strSearch=&strProjectNo=BS12024&strIndustry=0-All&strSortby=date&strDisplay=titledesc&pageno=1; cited on 10 Sept 2014.]Search in Google Scholar
[Łozowicka B., Kaczyński P., 2009. Dithiocarbamate residues in food and the potential risk for consumers. Bromat. Chem. Toksykol. XLII(4): 1155-1160.]Search in Google Scholar
[Łozowicka B., Hrynko I., Rutkowska E., Jankowska M., Kaczyński P., 2013. Official control of pesticide residues in crop from the north-eastern Poland in 2012. Prog. Plant Prot. 53(3): 571-575.10.14199/ppp-2013-065]Search in Google Scholar
[Miller E., Malinowska K., Gałęcka E., Mrowicka M., Kędziora J., 2008. Role of flavonoids as antioxidants in human organism. Pol. Merk. Lek. XXIV(144): 556-560.]Search in Google Scholar
[Nunes M.C.N., Brecht J.K., Sargent S.A., Morais A.M.M.B., 1995. Effect of delays to cooling and wrapping on strawberry quality (cv. Sweet Charlie). Food Control 6(6): 323-328.10.1016/0956-7135(95)00024-0]Search in Google Scholar
[Ohtsuka Y., Kibe H., Hakoda N., Shimura I., Ogiwara I., 2004. Heritability of sugar contents in strawberry fruit in the F1 population using a common pollen parent. J. Japan. Soc. Hort. Sci. 73(1): 31-35.10.2503/jjshs.73.31]Search in Google Scholar
[Pirlak L., Köse M., 2009. Effects of plant growth promoting rhizobacteria on yield and some fruit properties of strawberry. J. Plant Nut. 32(7): 1173-1184. 10.1080/01904160902943197]Search in Google Scholar
[PN-EN 12143:2000. Fruit and vegetable products. Determine the content of soluble substances with refractometry.]Search in Google Scholar
[PN-90/A-75101/04. Fruit and vegetable products. Determine the content of total acidity.]Search in Google Scholar
[PN-90/A-75101/07. Fruit and vegetable products. Determine the content of total sugars and nonsugar extract.]Search in Google Scholar
[PN-A-04019. Foodstuffs. Determine the content of vitamin C.]Search in Google Scholar
[Pszczolińska K., Rzeszutko U., Domańska I., Wlazło J., Rolnik J., 2013. The results pesticide residues research in crops from the areas of provinces Silesia and Opole in 2011-2012. Prog. Plant Prot. 53(3): 582-592.10.14199/ppp-2013-067]Search in Google Scholar
[Rega nold J.P., Andrews P.K., Reeve J., Carpenter- Bogg s L., Schadt C.W., Alldredge J.R., et.al., 2010. Fruit and soil quality of organic and conventional strawberry agroecosystems. PLoS ONE 5(9): e12346.10.1371/journal.pone.0012346]Search in Google Scholar
[Regulation of Agriculture and Rural Developm ent Minister 2008. Available online at file: ///C:/Users/ Admin/Downloads/D20080201.pdf; cited on 17 Sept 2014.]Search in Google Scholar
[Rochalska M., Orzeszko-Rywka A., Czap la K., 2011. The content of nutritive substances in strawberries according to cropping system. J. Res. Appl. Agric. Eng. 56(4): 84-86.]Search in Google Scholar
[Roussos P.A., Denaxa N-K., Damva karis T., 2009. Strawberry fruit quality attributes after application of growth stimulating compounds. Sci. Hort. 119: 138-146.10.1016/j.scienta.2008.07.021]Search in Google Scholar
[Shahidi F., Naczk M., 1995. Food Phenolics: Sources, Chemistry, Effects. Technomic Publishing Co: Lancaster. P. A.: 128-136.]Search in Google Scholar
[Skupień K., 2003. Estimation of chosen quality traits of fresh and frozen fruit of six strawberry cultivars. Acta Sci. Pol., Hortorum Cultus 2(2): 115-123.]Search in Google Scholar
[Smith B.J., 2013. Fruit quality, phytochemical content, and disease severity of muscadine grapes affected by fungicide applications. Pharm. Crop. 4: 21-37.10.2174/2210290620131031001]Search in Google Scholar
[Szpyrka E., Kurdziel A., Matyaszek A., Podbielska M., Rupar J., Słowik-Borowiec M., 2013. Pesticide residues in crops from the southeastern region of Poland (2012). Prog. Plant Prot. 53(2): 402-406. ]Search in Google Scholar
[Szymona A., 2012. Causes of not allowed pesticide residues in plant material of origin of organic strawberries. J. Res. Appl. Agric. Eng. 57(4): 138-140.]Search in Google Scholar
[Tarozzi A., Cochiola M., D`evoli L., Franco F., Hrelia P., Gab rielli P., et al., 2008. Bioactive molecule content, antioxidant and antiproliferative activities of strawberries (Fragaria Ananassa, cultivar Favette) grown by biodynamic and conventional agriculture. Cultivate the Future. Book and Abstracts 16th IFOAM Organic World Congress, 16-20 June, Modena: 102.]Search in Google Scholar
[Wrolstad R.E., 1993. Color and pigment analyses in fruit products. Oregon State University, Agricultural Experiment Station, Station Bulletin No 464. ]Search in Google Scholar