Stomatal Response to Light of Solanum pennellii, Lycopersicon esculentum, and a Graft-induced Chimera [PDF]
To learn how species differences in stomatal behavior are regulated, the response of epidermal and leaf diffusive resistance to light was investigated in Lycopersicon esculentum Mill., Solanum pennellii Corr., and a periclinal chimera having an S. pennellii epidermis and an L. esculentum mesophyll that was produced from a graft of the two species.
G H, Heichel, S L, Anagnostakis
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Inheritance and genetic mapping of resistance to Alternaria alternata f. sp. lycopersici in Lycopersicon pennellii [PDF]
The fungal pathogen Alternaria alternata f. sp. lycopersici produces AAL-toxins that function as chemical determinants of the Alternaria stem canker disease in the tomato (Lycopersicon esculentum). In resistant cultivars, the disease is controlled by the Asc locus on chromosome 3.
Erik A. van der Biezen +5 more
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Uma das estratégias do melhoramento do tomateiro, no Brasil, visando à resistência a pragas, tem sido a utilização de aleloquímicos presentes nos folíolos.
Guilherme Victor Nippes Pereira +5 more
doaj +1 more source
Abstract Acylsugars exuded by glandular trichomes mediate insect resistance of the wild tomato Lycopersicon pennellii. Fifteen accessions of this species and four accessions of L. pennellii var. puberulum were surveyed for variability of acylsugar production.
Joseph A. Shapiro +2 more
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Resistance of 14 accessions/cultivars of Lycopersicon spp. to two-spotted spider mite, Tetranychus urticae (Acari: Tetranychidae), in laboratory and greenhouse [PDF]
Fourteen accessions and cultivars of Lycopersicon spp. were studied to evaluate their resistance to two-spotted spider mite, Tetranychus urticae Koch, under laboratory and greenhouse conditions.
N. K. Krishna Kumar +4 more
doaj
Entrapment of two-spotted spider mite, Tetranychus urticae (Acari: Prostigmata: Tetranychidae), by type IV glandular trichomes of Lycopersicon species [PDF]
Two-spotted spider mite (TSSM) is becoming resistant to many of the pesticides used in the tomatofields. A potential alternative method of control is host plant resistance, which may be mediated byglandular trichomes.
B. Mallik, Z. Saeidi
doaj
QTL analysis of fruit antioxidants in tomato using Lycopersicon pennellii introgression lines
Antioxidants present in fruits and vegetables may help prevent some chronic diseases such as cancer, arthritis, and heart disease. Tomatoes provide a major contribution to human dietary nutrition because of their widespread consumption in fresh and processed forms.
Rousseaux, Maria Cecilia +5 more
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Alterations of the manifestations of hybrid breakdown in Lycopersicon esculentum L. pennellii F 2 populations containing L. esculentum versus L. pennellii cytoplasm [PDF]
Reproductive abnormalities reduced the percent stainable pollen, and fruit and seed set in interspecific F2 populations derived from crosses of Lycopersicon esculentum and L. pennellii but were not observed in parental lines and interspecific F1 populations.
S. -C Liu, B. E. Liedl, M. A. Mutschler
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Strains of tomato race 3 (T3) of Xanthomonas campestris pv. vesicatoria elicit a hypersensitive response (HR) in leaves of Lycopersicon pennellii LA716.
Gustavo Astua-Monge +5 more
doaj +1 more source
O objetivo deste trabalho foi determinar a herança da produção de acilaçúcares em genótipos de tomateiro, em uma população segregante (F2) do terceiro retrocruzamento, para Lycopersicon esculentum Mill. 'TOM-584', a partir da espécie L. pennellii 'LA-716'
Luciano Donizete Gonçalves +4 more
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