Results 51 to 60 of about 448 (148)

The sls‐1 and sls‐2 Genes Confer Significant Resistance to Septoria Leaf Spot (Septoria lycopersici L.) in Organic Field‐Grown Tomatoes (Solanum lycopersicum)

open access: yesPlant Breeding, Volume 144, Issue 5, Page 705-714, October 2025.
ABSTRACT Septoria leaf spot (SLS) is a major foliar disease affecting tomato production, causing significant yield losses. This study evaluates the effect of two novel SLS resistance genes, sls‐1 and sls‐2, on SLS severity in open‐field tomatoes and their potential to be used in hybrid tomato varieties.
Ambar Carvallo Lopez   +2 more
wiley   +1 more source

A shade‐hyposensitive tomato line shows altered auxin homeostasis and higher fruit yield under high‐density field conditions

open access: yesNew Phytologist, Volume 247, Issue 6, Page 2839-2851, September 2025.
Summary Plants detect the presence of nearby vegetation as a reduced ratio of red to far‐red light (low R : FR). This proximity shade signal can be simulated in the lab by supplementing white light (W) with FR (W + FR). While shade avoidance strategies are considered undesirable in agricultural crops, FR supplementation enhances plant growth and fruit ...
Esteban Burbano‐Erazo   +10 more
wiley   +1 more source

Novel sources of multiple resistance to three races of Fusarium oxysporum f. sp. lycopersici in Lycopersicon germplasm

open access: yesCrop Breeding and Applied Biotechnology, 2004
Fusarium wilt, caused by three races of Fusarium oxysporum f. sp. lycopersici, is worldwide one of the most important diseases of tomato (Lycopersicon esculentum Mill.).
Ailton Reis   +3 more
doaj  

Phylogenomic and super‐pangenome analyses unveil the genetic landscape of tomato evolution and domestication

open access: yesPlant Biotechnology Journal, Volume 23, Issue 9, Page 3783-3797, September 2025.
Summary The tomato (Solanum lycopersicum L.), a principal fruit crop, exhibits significant genetic diversity shaped by domestication and breeding. Analysis of the gene‐based super‐pangenome, a catalogue of all genes across diverse genome‐sequenced tomatoes, has not yet been fully explored.
Jingyin Yu   +10 more
wiley   +1 more source

Patch‐Clamp‐ and 15N Isotope Tracer‐Based Techniques Reveal the Transport Characteristics of SlGAT1 and the Metabolic Flow of Exogenous GABA Under Salt Stress

open access: yesPlant, Cell &Environment, Volume 48, Issue 9, Page 6820-6834, September 2025.
ABSTRACT γ‐Aminobutyric acid (GABA) plays an important role in plant growth, development, and stress resistance. Exogenous GABA works by increasing the content of endogenous GABA; therefore, GABA transport from the apoplast to the cytosol is critical. In this study, two GABA transporter genes, SlGAT1 and SlGAT2 were identified in tomato.
Ding Yuan   +6 more
wiley   +1 more source

Genetic basis for broad interspecific compatibility in Solanum verrucosum

open access: yesThe Plant Journal, Volume 123, Issue 4, August 2025.
SUMMARY Solanum verrucosum Schlechtendal (2x = 2n = 24) is unique among the clade 4 Solanum Sect Petota species. In addition to being one of the only fully self‐compatible diploid potato species, S. verrucosum is the only clade 4 species that lacks prezygotic interspecific reproductive barriers. This allows S.
William Behling   +7 more
wiley   +1 more source

Development of Bemisia tabaci (Gennadius,1889) biotype B on Lycopersicon spp. genotypes

open access: yesScientia Agricola, 2002
Whiteflies are phytophagous insects, whose nymphs and adults suck the phloem sap, causing direct damage due to host plant weakness. In tomato (Lycopersicon spp.) crops, they are important vectors of limiting fitoviruses.
Marilene Fancelli, Vendramim José Djair
doaj  

Effect of salt stress on lipid peroxidation and superoxide dismutase and peroxidase activities of Lycopersicon esculentum and L. pennellii

open access: yesBiologia plantarum, 2006
In this study, a relationship between lipid peroxidation, the antioxidant defense system and salt stress in salt-sensitive cultivated tomato (Lycopersicon esculentum) and its salt-tolerant wild relative (L. pennellii) was established. Superoxide dismutase (SOD) activities were significantly higher in the leaves of L.
Koca H., Ozdemir F., Turkan I.
openaire   +2 more sources

ANÁLISIS DE LA DIVERSIDAD GENÉTICA EN TOMATE (Solanum L. SECCIÓN Lycopersicon SUBSECCIÓN Lycopersicon) UTILIZANDO AFLP

open access: yesCultivos Tropicales, 2007
Las especies silvestres de tomate constituyen una fuente de genes útiles en el mejoramiento genético para la resistencia a estrés biótico y abiótico.
Marilyn Florido   +5 more
doaj  

Intra- and inter-specific reproductive barriers in the tomato clade. [PDF]

open access: yesFront Plant Sci, 2023
Moreels P   +6 more
europepmc   +1 more source

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