Results 21 to 30 of about 144,020 (259)

Effect of soybean seed priming on germination energy [PDF]

open access: yesJournal of Agricultural Sciences (Belgrade), 2018
Six varieties were chosen from three different maturity groups: Galina and NS Princeza (0), Sava and NS Apolo (I), and Rubin and NS Zita (II) in order to examine the effect of priming on germination energy depending on soybean seed age.
Miladinov Zlatica J.   +6 more
doaj  

A comprehensive Assessment of Sunflower Genetic Diversity Against Macrophomina phaseolina

open access: yesJournal of Agricultural Sciences
The sunflower is a significant oil crop that can be cultivated in various environmental conditions. Due to the changing climate, the pathogen profile has been altered, posing a threat to sunflower production.
Boško Dedić   +7 more
doaj   +1 more source

Determination of the optimal doses of gamma irradiation for induced mutation in wheat and barley [PDF]

open access: yesRatarstvo i Povrtarstvo
One of the major challenges that plant breeders face in the 21st century is food safety for growing human population coupled with extreme climate changes.
Glogovac Svetlana   +6 more
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Fungal biodiversity on maize kernels in an insecticide evaluation trial [PDF]

open access: yesPesticidi i Fitomedicina, 2019
The European corn borer (ECB) Ostrinia nubilalis and Fusarium ear rot Fusarium spp. pose a continuous threat to maize production worldwide. There are several reports indicating that ECB damage to maize ears promotes Fusarium ear rot infection. The aim of
Živanov-Tančić Sonja   +6 more
doaj  

Sunflower seed germination and storability response to chemical desiccation [PDF]

open access: yesSelekcija i Semenarstvo, 2020
The objective was to assess the effect of chemical desiccation on seed germination and storability in three sunflower female inbred lines and to point at possible indicators for optimal performance time.
Čanak Petar   +6 more
doaj  

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Characterisation of Serbian durum wheat genotypes based on UPOV-defined characteristics [PDF]

open access: yesRatarstvo i Povrtarstvo, 2019
Estimation of the level of durum wheat germplasm genetic diversity is important for its classification and efficient use in breeding programmes. The aim of this study was to assess genetic diversity of durum wheat genotypes developed at the Institute of ...
Takač Verica   +6 more
doaj  

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

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