Nutrient Management via Organic and Organomineral Fertilization Modulates Yield and Rosmarinic Acid Accumulation in Melissa

Makaleler > Tam Makale · 2026

Yazarlar: Merve GÖRE, Ayşe Betül AVCI, Onur BAYİZ, Bihter ÇOLAK ESETLİLİ, Bintuğ ÖZTÜRK

FRONTIERS IN PLANT SCIENCE, SCI İndekslerine Giren Dergi, Uluslararası, Wos, 2026, cilt 17, ss 1-15

Özet

<p>Introduction:&nbsp;Optimizing&nbsp;fertilization&nbsp;strategies&nbsp;in&nbsp;Melissa&nbsp;officinalis&nbsp;L.&nbsp;requires&nbsp;an&nbsp;integrated&nbsp;assessment&nbsp;of&nbsp;biomass&nbsp;production&nbsp;and&nbsp;secondary&nbsp;metabolite&nbsp;synthesis.&nbsp;Methods:&nbsp;This&nbsp;study&nbsp;evaluated&nbsp;the&nbsp;effects&nbsp;of&nbsp;organic&nbsp;and&nbsp;organomineral&nbsp;fertilization&nbsp;on&nbsp;herbage&nbsp;yield,&nbsp;essential&nbsp;oil&nbsp;(EO)&nbsp;yield,&nbsp;and&nbsp;leaf&nbsp;rosmarinic&nbsp;acid&nbsp;(RA)&nbsp;content&nbsp;under&nbsp;field&nbsp;conditions&nbsp;in&nbsp;Ödemiş&nbsp;(Türkiye)&nbsp;during&nbsp;the&nbsp;warm&nbsp;and&nbsp;dry&nbsp;2024&nbsp;growing&nbsp;season.&nbsp;A&nbsp;split-plot&nbsp;design&nbsp;was&nbsp;used,&nbsp;with&nbsp;two&nbsp;cultivars&nbsp;(Melis&nbsp;and&nbsp;Quedlinburger)&nbsp;assigned&nbsp;as&nbsp;main&nbsp;plots&nbsp;and&nbsp;six&nbsp;fertilization&nbsp;treatments&nbsp;(G0–G5)&nbsp;as&nbsp;subplots,&nbsp;evaluated&nbsp;across&nbsp;two&nbsp;harvest&nbsp;times&nbsp;(H1&nbsp;and&nbsp;H2).&nbsp;Results:&nbsp;Fertilization&nbsp;significantly&nbsp;affected&nbsp;all&nbsp;parameters&nbsp;(p&nbsp;&lt;&nbsp;0.01).&nbsp;The&nbsp;highest&nbsp;fresh&nbsp;herbage&nbsp;yield&nbsp;was&nbsp;obtained&nbsp;with&nbsp;G3&nbsp;(ammonium&nbsp;sulfate&nbsp;combined&nbsp;with&nbsp;humic&nbsp;and&nbsp;fulvic&nbsp;acids)&nbsp;at&nbsp;H1,&nbsp;reaching&nbsp;15.41&nbsp;t&nbsp;ha-&nbsp;¹&nbsp;in&nbsp;Quedlinburger.&nbsp;Organomineral&nbsp;fertilization&nbsp;(G5;&nbsp;12-12-12,&nbsp;50%&nbsp;organic&nbsp;matter)&nbsp;maximized&nbsp;EO&nbsp;yield&nbsp;at&nbsp;H1,&nbsp;reaching&nbsp;118.10&nbsp;L&nbsp;ha-&nbsp;¹&nbsp;in&nbsp;Melis,&nbsp;and&nbsp;maintained&nbsp;higher&nbsp;mean&nbsp;RA&nbsp;content&nbsp;than&nbsp;the&nbsp;control&nbsp;across&nbsp;both&nbsp;harvests&nbsp;(62.47&nbsp;and&nbsp;53.41&nbsp;mg&nbsp;g-&nbsp;¹&nbsp;at&nbsp;H1&nbsp;and&nbsp;H2,&nbsp;respectively;&nbsp;mean&nbsp;across&nbsp;cultivars),&nbsp;corresponding&nbsp;to&nbsp;69–99%&nbsp;higher&nbsp;RA&nbsp;content&nbsp;than&nbsp;the&nbsp;control.&nbsp;A&nbsp;marked&nbsp;phenological&nbsp;shift&nbsp;was&nbsp;observed,&nbsp;with&nbsp;EO&nbsp;content&nbsp;declining&nbsp;by&nbsp;~50%&nbsp;from&nbsp;H1&nbsp;to&nbsp;H2,&nbsp;while&nbsp;RA&nbsp;content&nbsp;also&nbsp;decreased&nbsp;by&nbsp;~20%&nbsp;across&nbsp;harvests&nbsp;but&nbsp;remained&nbsp;highest&nbsp;under&nbsp;G5&nbsp;treatment,&nbsp;which&nbsp;may&nbsp;be&nbsp;associated&nbsp;with&nbsp;changes&nbsp;in&nbsp;carbon&nbsp;allocation&nbsp;between&nbsp;the&nbsp;terpenoid&nbsp;(MEP)&nbsp;and&nbsp;phenylpropanoid&nbsp;pathways.&nbsp;Multivariate&nbsp;analysis&nbsp;supported&nbsp;these&nbsp;findings,&nbsp;with&nbsp;principal&nbsp;component&nbsp;analysis&nbsp;explaining&nbsp;88.2%&nbsp;of&nbsp;total&nbsp;variance&nbsp;and&nbsp;clustering&nbsp;identifying&nbsp;G5&nbsp;and&nbsp;G3&nbsp;as&nbsp;the&nbsp;most&nbsp;effective&nbsp;treatments.&nbsp;Discussion:&nbsp;Overall,&nbsp;integrated&nbsp;nutrient&nbsp;management&nbsp;enhanced&nbsp;both&nbsp;yield&nbsp;and&nbsp;phytochemical&nbsp;quality&nbsp;under&nbsp;heat&nbsp;and&nbsp;water-deficit&nbsp;conditions.</p>

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