Results 121 to 130 of about 455 (149)
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Water Use Efficiency in Water and Salt Stressed Lycopersicon pennellii and Lycopersicon esculentum Plants

1989
L. esculentum and L. pennellii are related species. The first is the cultivated tomato, and the second is a drought tolerant Peruvian weed. The two species were grown in 12 kg pots for 130 days and both biomass production, including roots, shoots and fruits, and transpiration were measured.
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Acylsugars of Lycopersicon pennellii Deter Settling and Feeding of the Green Peach Aphid (Homoptera: Aphididae)

Journal of Economic Entomology, 1993
Feeding behavior of the green peach aphid, Myzus persicae (Sulzer), differed on Lycopersicon pennelli (Corell) D Arcy (LA 716) and ‘VFT Vendor’ tomato ( L. esculentum [Mill.]). Fewer aphids initiated feeding on L. pennellii (LA 716), and time to first probe was significantly greater. Also, percentage of time spent probing and number of probes were less
Ana E. Rodriguez   +2 more
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Marker-assisted transfer of acylsugar-mediated pest resistance from the wild tomato, Lycopersicon pennellii, to the cultivated tomato, Lycopersicon esculentum

Molecular Breeding, 1997
Acylsugars exuded from type IV trichomes mediate the multiple pest resistance found in the wild tomato species, Lycopersicon pennellii. A marker-assisted selection breeding program was used to attempt the transfer of the ability to accumulate acylsugars to cultivated tomato.
Darlene M. Lawson   +2 more
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Characterisation of a cytoplasmic male-sterile hybrid line between Lycopersicon peruvianum Mill. ×Lycopersicon pennellii Corr. and its crosses with cultivated tomato

Theoretical and Applied Genetics, 1999
The cytoplasmic male-sterile (CMS) line CMS-pennellii (BC10P2 L. peruvianum×L. pennellii) and its complex hybrids with L. esculentum were studied. The established sterility was classified as the sporogenous type. As a result of the interaction of the genome of L. pennellii and the cytoplasm of L.
M. Petrova   +7 more
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Separation of bitter and nonbitter glucolipid from Lycopersicon Pennellii by liquid/liquid partition

Phytochemical Analysis, 1990
AbstractSolvent extraction of the aerial portions of Lycopersicon pennellii afforded a dark green lipid extract with bitter taste and unpleasant odour. This total lipid was separted into colorless, odourless, bitter and nonbitter glucolipid fractions by liquid/liquid partition.
Muraleedharan Nair   +2 more
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Expression of unilateral incompatibility in pollen of Lycopersicon pennellii is determined by major loci on chromosomes 1, 6 and 10

Theoretical and Applied Genetics, 1991
We have previously described gene introgression from the wild nightshade Solanum lycopersicoides into tomato (Lycopersicon esculentum) through the use of either diploid or sesquidiploid hybrids (the latter consisting of two genomes of L. esculentum and one genome of S. lycopersicoides).
R T, Chetelat, J W, Deverna
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Acquisition of a collection of Lycopersicon pennellii (Corr. D'Arcy) transgenic plants with uidA and nptII marker genes

The Journal of Horticultural Science and Biotechnology, 1999
SummaryThis paper describes an efficient protocol for in vitro regeneration and genetic transformation from leaf explants of L. pennellii (Corr. D'Arcy). Shoot organogenesis was achieved on media with different combinations of indole-acetic acid (IAA) and kinetin (K). Regeneration ratios ranged from 50 to 90%.
C. Gisbert   +3 more
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Identification of quantitative trait loci associated with acylsugar accumulation using intraspecific populations of the wild tomato, Lycopersicon pennellii

Theoretical and Applied Genetics, 1998
Lycopersicon pennellii LA716, a wild relative of tomato, is resistant to a number of insect pests due to the accumulation of acylsugars exuded from type IV trichomes. These acylsugars are a class of compounds including both acylglucoses and acylsucroses. Intraspecific populations between L. pennellii LA716 and L.
S L, Blauth   +2 more
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Proline accumulation in salt‐treated tomato: Different proline precursors inlycopersicon esculentumandlycopersicon pennellii

Journal of Plant Nutrition, 1998
Abstract Proline levels were measured in leaf discs of the salt sensitive Lycopersicon esculentum (Mill) cv P‐73 and the salt tolerant L. pennellii (Correll), D'Arcy, accession PE 47. Proline accumulation constitutes an index of NaCl sensitivity: when submitted for 8 h to 100 mM NaCl, the excised leaves of the salt‐sensitive tomato accumulated the ...
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Non-random inheritance of organellar genomes in symmetric and asymmetric somatic hybrids between Lycopersicon esculentum and L. pennellii

Theoretical and Applied Genetics, 1992
The organization of the mitochondrial genome and the genotype of the chloroplast genome was characterized using restriction fragment length polymorphisms in a population (82 individuals) of symmetric and asymmetric somatic hybrids of tomato. The protoplast fusion products were regenerated following the fusion of leaf mesophyll protoplasts of ...
A B, Bonnema   +3 more
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