Impact of biochar and organic fertilizers on sweet potato yield, quality, ascorbic acid, β-carotene, sugars, and phenols contents

References

• Antonious GF. 2023. The impact of organic, inorganic fertilizers, and Biochar on phytochemicals content of three Brassicaceae vegetables. J Appl Sci. 13(15):8801. doi: 10.3390/app13158801.
   Google Scholar
• Antonious GF, Dawood MH, Turley ET, Paxton RB. 2022 a. Biochar and animal manures increased the yield of three varieties of turnips. Internat J Appl Agricul Sci (IJAAS). 8(1):50–56. doi: 10.11648/j.ijaas.20220801.16.
   Google Scholar
• Antonious GF, Dawood MH, Turley ET, Trivette TG. 2022 b. Soil amendments enhanced summer squash yield, fruit composition, quality, and soil enzyme activity. Agricul Sci. 13(6):684–701. doi: 10.4236/as.2022.136045.
   Google Scholar
• Antonious GF, Kasperbauer MJ. 2002. Color of light reflected leaves modify nutrient content of carrot roots. Crop Sci. 42:1211–1216. doi: 10.2135/cropsci2002.1211.
   Web of Science ®Google Scholar
• Antonious GF, Kasperbauer MJ, Byers ME. 1996. Light reflected from colored mulches to growing turnip leaves affects glucosinolate and sugar contents of edible roots. Photochem Photobiol. 64(3):605–610. doi: 10.1111/j.1751-1097.1996.tb03112.x.
   Web of Science ®Google Scholar
• Antonious GF, Turley ET. 2020. Trace elements composition and enzymes activity of soil amended with municipal sewage sludge at three locations in Kentucky. Internat J Appl Agricul Sci (IJAAS). 6(5):89–95. doi: 10.11648/j.ijaas.20200605.11.
   Google Scholar
• Antonious GF, Turley ET, Dawood M. 2020. Monitoring soil enzyme activity before and after animal manure application. J. Of Agricul. 10(5):166. doi: 10.3390/agriculture10050166.
   Google Scholar
• Antonious GF, Turley ET, Shrestha DS, Dawood MH. 2021. Variability of biochar performance among soil amendments and enzyme activity. Internat J Appl Agricul Sci (IJAAS). 7(1):66–76. doi: 10.11648/j.ijaas.20210701.16.
   Google Scholar
• Association of Official Analytical Chemists (AOAC). 1970. Official methods for analysis of the Association of Analytical Chemists. 11th ed. Washington, D.C: AOAC.
   Google Scholar
• Castellanos GB, García GB, García GJ. 2023. Economic and environmental effects of replacing inorganic fertilizers with organic fertilizers in three rainfed crops in a semi-arid area. Sustainability. 15:16897. doi: 10.3390/su152416897.
   Web of Science ®Google Scholar
• Cheng CH, Lehmann J, Engelhard MH. 2008. Natural oxidation of black carbon in soils: changes in molecular form and surface charge along a clip sequence. Geochem. Cosmochim.Acta. 72(6):1598–1610. doi: 10.1016/j.gca.2008.01.010.
   Web of Science ®Google Scholar
• Dong HT, Li Y, Brown P, Xu CY. 2023. Sweet potato storage root formation as affected by soil organic amendment applications. Acta Physiol Plant. 45(7):88. doi: 10.1007/s11738-023-03570-3.
   Web of Science ®Google Scholar
• El Sheikha AF. 2016. Mixing manure with chemical fertilizers, why? and what isAfter? Nutr Food Technol. 2(1):doi. doi: 10.16966/2470-6086.112.
   Google Scholar
• El Sheikha AF, Allam AY, Taha M, Varzakas T. 2022. How does the addition of biostimulants affect the growth, yield, and quality parameters of the snap bean (Phaseolus vulgaris L.)? How is this reflected in its nutritional value? Appl Sci. 12(2):776. doi: 10.3390/app12020776.
   Google Scholar
• El-Sheikha AF, Ray RC. 2017. Potential impacts of bioprocessing of sweet potato: review. Crit Rev Food Sci. & Nutr. 57(3):455–471. doi: 10.1080/10408398.2014.960909.
   PubMed Web of Science ®Google Scholar
• Firon N, LaBonte D, Villordon A, McGregor C, Kfir Y, Pressman E. 2009. Botany and physiology: storage root formation and development. In: Loebstein G Thottappilly G, editors. The sweet potato. Dordrecht, Netherlands: Springer; pp. 13–26.
   Google Scholar
• Gruda N. 2005. Impact of environmental factors on product quality of greenhouse vegetables for fresh consumption. Crit Rev Plant Sci. 24(3):227–247. doi: 10.1080/07352680591008628.
   Web of Science ®Google Scholar
• Hernando S, Lobo MC, Polo A. 1989. Effect of application of a municipal refuse compost on the physical and chemical properties of a soil. Sci And The Total Environ. 81(82):589–596. doi: 10.1016/0048-9697(89)90167-8.
   Google Scholar
• Hotz C, Loech C, de Brauw A, Eozenou P, Gilligan D, Moursi M, Munhaua B, van Jaarsveld P, Carriquiry A, Meenakshi JV. 2012. A large-scale intervention to introduce orange sweet potato in rural Mozambique increases vitamin A intake among children and women. Brit J Nutr. 108(1):163–176. doi: 10.1017/S0007114511005174.
   PubMed Web of Science ®Google Scholar
• Hu Y, Deng L, Chen J, Zhou S, Liu S, Fu Y, Yang C, Liao Z, Chen M. 2016. An analytical pipeline to compare and characterize the anthocyanin antioxidant activities of purple sweet potato cultivars. Food Chem. 194:46–54. doi: 10.1016/j.foodchem.2015.07.133.
   PubMed Web of Science ®Google Scholar
• Lim S, Xu J, Kim J, T-Y C, Su X, Standard J, Carey E, Griffin J, Herndon B, Katz B, et al. 2013. Role of anthocyanin-enriched, purple-fleshed sweet potato p40 in colorectal cancer prevention. Mol Nutr & Food Res. 57(11):1908–1917. doi: 10.1002/mnfr.201300040.
   PubMed Web of Science ®Google Scholar
• Lu S-G, Sun F-F, Zong Y-T. 2014. Effect of rice husk biochar and coal fly ash on some physical properties of expansive clayey soil (vertisol). Catena. 114:37–44. doi: 10.1016/j.catena.2013.10.014.
   Web of Science ®Google Scholar
• McGrath RM, Kaluza WZ, Daiber KH, Van der Riet WR, Glennie CW. 1982. Polyphenols of sorghum grain, their changes during malting, and their inhibitory nature. J Agric Food Chem. 30:450–456. doi: 10.1021/jf00111a010.
   Web of Science ®Google Scholar
• Neshat SA, Mohammadi M, Najafpour GD, Lahijani P. 2017. Anaerobic co-digestion of animal manures and lignocellulosic residues as a potent approach for sustainable biogasproduction. Renew Sustain Energy Rev. 79:308–322. doi: 10.1016/j.rser.2017.05.137.
   Web of Science ®Google Scholar
• Renner R. 2007. Rethinking biochar. Environ Sci Technol. 41(17):5932–5933. doi: 10.1021/es0726097.
   PubMed Web of Science ®Google Scholar
• Ruiz D, San Miguel G, Corona B, Gaitero A, Domínguez A. 2018. Environmental and economic analysis of power generation in a thermophilic biogas plant. Sci Total Environ. 633:1418–1428. doi: 10.1016/j.scitotenv.2018.03.169.
   PubMed Web of Science ®Google Scholar
• Santamaria P. 2006. Nitrate in vegetables: toxicity, content, intake and EC regulation (review). J Sci Food Agric. 86(1):10–17. doi: 10.1002/jsfa.2351.
   Web of Science ®Google Scholar
• SAS Institute Inc. 2016. SAS/STAT Guide, version 9.4. Campus drive. Cary, NC, USA: SAS Institute Inc.; p. 27513.
   Google Scholar
• Shen Z, Soma AM, Wang F, Jin F, Mcmillan O, Al-Tabbaa A. 2016. Long-term impact of biochar on the immobilization of nickel (II) and zinc (II) and the revegetation of a contaminated site. Sci. Total Enviro. 542:771–776. doi: 10.1016/j.scitotenv.2015.10.057.
   PubMed Web of Science ®Google Scholar
• Tester CF. 1990. Organic amendment effects on physical and chemical properties of a sandy soil. J Soil Sci. Society Of Amer. 54(3):827–831. doi: 10.2136/sssaj1990.03615995005400030035x.
   Web of Science ®Google Scholar
• USDA (2005). United States Standards for Grades of Sweet Potatoes, April 1, 2005. United States Dept. of Agriculture, Washington, DC. [Online] Available at: https://www.ams.usda.gov/sites/default/files/media/Sweetpotato_Standard%5B1%5D.pdf.
   Google Scholar
• Yagasaki K, Miura Y, Okauchi R, Furuse T. 2000. Inhibitory effects of chlorogenic acid and its related compounds on the invasion of hepatoma cells in culture. Cytotechnology. 33(1/3):229–235. doi: 10.1023/A:1008141918852.
   PubMed Web of Science ®Google Scholar