Relation of sour cherry blooming dynamics and meteorological variables

dc.creatorLakatos, L.
dc.creatorSzabó, T.
dc.creatorSzabó, Z.
dc.creatorSoltész, M.
dc.creatorNyéki, J.
dc.date2009-09-02
dc.date.accessioned2021-06-28T10:00:59Z
dc.date.available2021-06-28T10:00:59Z
dc.descriptionThe aim of our research was to identify the role of weather parameters in the development of the start date and length of blooming. In order to achieve this, we examined how meteorological conditions of a particular year influence the start date and length of blooming in different years (dry, wet, cool, hot, sunny, cloudy). The meteorological parameters were the following: maximum temperature, minimum temperature, average temperature, precipitation, length of sunlight, difference of daytime and nightime temperatures, potential evaporation-PET, Huglin-index,Winkler-index, climatic water balance which can be calculated as a difference of precipitation and potential evaporation. In this study we wanted to find out whether early start of blooming results in a longer blooming period or if there is a generally faster blooming period when blooming starts later. Based on the results we can say that early start of blooming resulted in extended blooming period for three sour cherry varieties at the examined production sites. The start of blooming showed the closest relation with the difference of average daytime and nightime temperatures of the 30-day period prior to blooming. Significant relation was also detected with the thermic indexes as well as with maximum temperatures, climatic water balance and the degree of potential evaporation.We examined how weather 30 days prior and during blooming influenced the length of phases. Results showed that precipitation prior and during blooming is in significant relation with the length of blooming. We detected significant relation between daytime and nightime temperature differences and the length of blooming. The nature of the relation indicates that blooming periods were shorter in case of increasing temperature differences.We found that shorter blooming lengths occurred when maximum temperatures averaged between 13.5–14.5 ºC 30 days prior to blooming when examining the relation between blooming length and maximum temperature. If the average of maximum temperatures was below 13 ºC or exceeded 15 ºC during this period, then we could calculate with a blooming period longer than ten days. We proved that little precipitation and high temperature accelerates physiological processes, therefore we could calculate with an accelerated blooming and shorter blooming period.
dc.formatapplication/pdf
dc.identifierhttps://ojs.lib.unideb.hu/IJHS/article/view/835
dc.identifier10.31421/IJHS/15/4/835
dc.identifier.urihttp://hdl.handle.net/2437/314544
dc.languageeng
dc.publisherUniversity of Debrecen
dc.relationhttps://ojs.lib.unideb.hu/IJHS/article/view/835/833
dc.rightsCopyright (c) 2018 International Journal of Horticultural Science
dc.sourceInternational Journal of Horticultural Science; Vol. 15 No. 4 (2009); 17-23.
dc.source2676-931X
dc.source1585-0404
dc.source10.31421/IJHS/15/4
dc.subjectbeginning of blooming
dc.subjectlength of blooming
dc.subjectdifference of night and day temperature weather conditions (dry, wet, cold, warm, sunny, cloudy) thermal indexes (Winkler, Huglin)
dc.titleRelation of sour cherry blooming dynamics and meteorological variables
dc.typeinfo:eu-repo/semantics/article
dc.typeinfo:eu-repo/semantics/publishedVersion
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