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Article
Assessment of Asian Festuca rubra germplasm for potential to improve rangeland sustainability in the western United States
There is a need for drought tolerant grass germplasm for use in wildfire control on degraded landscapes of western US rangelands. In 2006, multi-national plant expeditions collected eight fine-leafed Festuca rubr...
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Article
Development of fine-leaved Festuca grass populations identifies genetic resources having improved forage production with potential for wildfire control in the western United States
Drought and heat tolerant fine-leaved fescue (Festuca ssp.) grasses have potential as components in rangeland greenstrips for wildfire control in semi-arid climates, although such grasses have not been evaluated ...
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Article
Quantitative trait loci (QTL) and candidate genes associated with trace element concentrations in perennial grasses grown on phytotoxic soil contaminated with heavy metals
Native grasses planted or growing on sites contaminated by heavy metals should be safe for livestock and wildlife. Plant breeders seek to identify genes and quantitative trait loci (QTLs) controlling trace ele...
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Article
The CmACS-7 gene provides sequence variation for development of DNA markers associated with monoecious sex expression in melon (Cucumis melo L.)
Most melon (Cucumis melo L.) breeding lines in South Korea display andromonoecious sex expression, which necessitates laborious hand emasculation during F1 hybrid seed production. Thus, there is a need to develop...
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Article
Plant Transformation via Pollen Tube-Mediated Gene Transfer
Genetic transformation using foreign genes and the subsequent development of transgenic plants has been employed to develop enhanced elite germplasm. Although some skepticism exits regarding pollen tube-mediat...
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Article
Fine genetic map** of a locus controlling short internode length in melon (Cucumis melo L.)
Compact and dwarfing vining habits in melon (Cucumis melo L.; 2n = 2x = 24) may have commercial importance since they can contribute to the promotion of concentrated fruit set and can be planted in higher plant d...
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Article
Genetic control of rhizomes and genomic localization of a major-effect growth habit QTL in perennial wildrye
Rhizomes are prostrate subterranean stems that provide primitive mechanisms of vegetative dispersal, survival, and regrowth of perennial grasses and other monocots. The extent of rhizome proliferation varies g...
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Article
Backcross introgression of plastomic factors controlling chilling tolerance into elite cucumber (Cucumis sativus L.) germplasm: early generation recovery of recurrent parent phenotype
Environmental stresses such as chilling temperatures can decrease germination, emergence, flower and fruit development, marketable yield, and postharvest fruit storage longevity in cucumber (Cucumis sativus L.). ...
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Article
Phenotypic and genetic characterization of Kyrgyz fine-leaved Festuca valesiaca germplasm for use in semi-arid, low-maintenance turf applications
Fine-leaved Festuca valesiaca Schleich. ex Gaudin (2n = 2x–4x) is native to heavily-grazed, cold, semi-arid, Asian rangelands. However, its potential for low-maintenance turf applications in the semi-arid western...
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Article
Spanish melons (Cucumis melo L.) of the Madrid provenance: a unique germplasm reservoir
Melon (Cucumis melo L.) landraces of the Madrid provenance, Spain, have received national distinction for their high fruit quality and sensorial attributes. More specifically, a unique array of Group Inodorus lan...
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Article
Open AccessSyntenic relationships between cucumber (Cucumis sativus L.) and melon (C. melo L.) chromosomes as revealed by comparative genetic map**
Cucumber, Cucumis sativus L. (2n = 2 × = 14) and melon, C. melo L. (2n = 2 × = 24) are two important vegetable species in the genus Cucumis (family Cucurbitaceae). Both species have an Asian origin that diverged ...
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Article
Open AccessA consensus linkage map for molecular markers and Quantitative Trait Loci associated with economically important traits in melon (Cucumis meloL.)
A number of molecular marker linkage maps have been developed for melon (Cucumis melo L.) over the last two decades. However, these maps were constructed using different marker sets, thus, making comparative anal...
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Article
Marker-assisted backcross selection in an interspecific Cucumis population broadens the genetic base of cucumber (Cucumis sativus L.)
Cucumber (Cucumis sativus L.) is a major cucurbit vegetable species whose genetic base has been drastically reduced during its domestication. The crop’s narrow genetic base (3–12% DNA polymorphism) has resulted f...
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Article
Molecular markers assist in the development of diverse inbred backcross lines in European Long cucumber (Cucumis sativus L.)
The popular fresh-market European Long cucumber (Cucumis sativus L.) is grown commercially worldwide under controlled, greenhouse environments. However, it has a narrow genetic base, where private and public impr...
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Article
Use of molecular markers aids in the development of diverse inbred backcross lines in Beit Alpha cucumber (Cucumis sativus L.)
Beit Alpha cucumber (Cucumis sativus L.) is a Mediterranean fresh-market type with a relatively narrow genetic base. To broaden its base for plant improvement, 42 diverse accessions were compared employing a prev...
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Article
Performance of melon hybrids derived from parents of diverse geographic Origins
Genetic relatedness and phenotype are important factors that govern the expression of heterosis in hybrid progeny of many cross-pollinating plant species. Since this relationship is important but not well unde...
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Article
Response to phenotypic and marker-assisted selection for yield and quality component traits in cucumber (Cucumis sativus L.)
Two cucumber recombinant inbred lines (RILs) differing in plant habit were crossed and progeny self-pollinated to produce F3 individuals upon which phenotypic selection was practiced to identify a base population...
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Article
Comparative analysis of marker-assisted and phenotypic selection for yield components in cucumber
Theoretical studies suggest that marker-assisted selection (MAS) has case-specific advantages over phenotypic selection (PHE) for selection of quantitative traits. However, few studies have been conducted that...
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Article
Open AccessChinese melon (Cucumis melo L.) diversity analyses provide strategies for germplasm curation, genetic improvement, and evidentiary support of domestication patterns
The genetic diversity of melon market types (Cucumis melo L., 2n = 2x = 24) in China, an important secondary center of diversity, has not been examined. Therefore, reference accessions from India and Africa, Cret...
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Article
Genetic dissection of fruit quality components in melon (Cucumis melo L.) using a RIL population derived from exotic × elite US Western Ship** germplasm
Growing environment dramatically influences melon (Cucumis melo L.; 2n = 2x = 24) fruit development and quality. Consequently, the characterization of quantitative trait loci (QTL) controlling melon fruit quality...
