Effect of different water management strategies on competitive ability of semi-dwarf rice cultivars with Echinochloa oryzoides

dc.contributor.authorAltop, Emine Kaya
dc.contributor.authorŞahin, Meral
dc.contributor.authorJabran, Khawar
dc.contributor.authorPhillippo, Colin J.
dc.contributor.authorZandstra, Bernard H.
dc.contributor.authorMennan, Hüsrev
dc.date.accessioned2020-05-01T09:11:38Z
dc.date.available2020-05-01T09:11:38Z
dc.date.issued2019
dc.departmentDÜ, Ziraat Fakültesi, Bitki Koruma Bölümüen_US
dc.descriptionJabran, Khawar/0000-0001-8512-3330en_US
dc.descriptionWOS: 000454462900005en_US
dc.description.abstractWeeds are among the major biotic factors that reduce rice productivity. Alternative weed control methods are required in the wake of problems, such as increasing number of herbicide-resistant weed species and environmental pollution. In this research work, we evaluated the weed-suppressive effects of water levels and rice cultivars against an important rice weed Echinochloa oryzoides (Ard.) Fritsch. The studies comprised three water levels [low (5 cm), medium (15 cm) and high (25 cm)], three medium-grain rice cultivars (Ronaldo, Nembo and, Cameo) and three weed levels [high weed density (> 30 plants m(-2)), low weed density (< 10 plants m(-2)), and weed-free]. Weed-free condition helped the rice plants achieve excellent growth and development, and resulted in the highest grain yield, while weedy condition hampered the growth and productivity of rice cultivars. Water levels had the greatest impact on weeds, rice growth, and paddy yield. A standing layer of water (high water level i.e., 25 cm in particular) not only had a highly suppressive effect against weeds, but it also helped to enhance the growth and yield of rice cultivars. Deep and shallow water levels respectively caused an increase in the leaf area, number of tillers, and dry weight of rice cultivars, particularly for Ronaldo. Ronaldo performed better than other cultivars in terms of growth and competitiveness either under weedy or weed-free conditions. This work concludes that maintaining a water layer (15-25 cm) in rice fields could produce multiple beneficial effects including improved rice growth and decreased weed growth, resulting in high rice productivity.en_US
dc.description.sponsorshipTUBITAKTurkiye Bilimsel ve Teknolojik Arastirma Kurumu (TUBITAK) [TOVAG 214O446]en_US
dc.description.sponsorshipThis project has been supported by TUBITAK with number of (TOVAG 214O446).en_US
dc.identifier.doi10.1016/j.cropro.2018.10.009en_US
dc.identifier.endpage42en_US
dc.identifier.issn0261-2194
dc.identifier.issn1873-6904
dc.identifier.scopusqualityQ1en_US
dc.identifier.startpage33en_US
dc.identifier.urihttps://doi.org/10.1016/j.cropro.2018.10.009
dc.identifier.urihttps://hdl.handle.net/20.500.12684/5699
dc.identifier.volume116en_US
dc.identifier.wosWOS:000454462900005en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.language.isoenen_US
dc.publisherElsevier Sci Ltden_US
dc.relation.ispartofCrop Protectionen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.subjectEchinochloa oryzoidesen_US
dc.subjectRiceen_US
dc.subjectWeeden_US
dc.subjectFloodingen_US
dc.subjectCultivarsen_US
dc.subjectNon-chemical weed managementen_US
dc.titleEffect of different water management strategies on competitive ability of semi-dwarf rice cultivars with Echinochloa oryzoidesen_US
dc.typeArticleen_US

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