Current Research in Horticulture

Postharvest storage and handling of Ranunculus asiaticus dried tuberous roots
Christopher Brian Cerveny, 2011
Ranunculus asiaticus; is an ornamental flowering plant with potential to be more widely used by the floriculture industry. Unfortunately, growers are faced with many challenges when producing the...
Plant resource capture and utilization: Simulation of subtle changes with great effects
Johannes Auke Postma, 2011
There is a great need for more nutrient efficient and drought tolerant crops, however, targeted breeding for edaphic stress tolerant crops requires scientific knowledge on the function and physiolo...
Influence of the postharvest environment on the storage potential and propagation performance of unrooted cuttings of herbaceous ornamentals
Amy Lynn Enfield, 2011
Plants propagated from vegetative cuttings have become an increasingly important market in the United States. Significant economic losses occur annually due to poor performance, damage or death of ...
Exploring Sense of Place of Community Gardens in Portland
Barbara E Shields, 2011
The study examines social and physical connections and images that define the sense of place of three community gardens managed by the City of Portland. Most research on community gardens focuses o...
Soil Quality and the Dynamics of Information Sharing in Community Gardens
Kristen McIvor, 2011
Growing numbers of urban residents in the United States are interested in participating in agriculture and growing fruits and vegetables for personal use. Urban soils will be a challenge to these e...
Enhanced greenhouse cooling strategy with natural ventilation and variable fogging rates
Federico Villarreal-Guerrero, 2011
High-pressure fog (HPF) systems have advantages for greenhouse cooling compared to traditional systems, such as pad and fan. Such advantages include the potential of improving climate uniformity. W...
Evaluation of Genetic Diversity in Wild Populations of Black Raspberry (Rubus occidentalis L.)
Michael Dossett, 2011
In recent years, there has been renewed interest in black raspberry (; Rubus occidentalis; L.) breeding. This has been spurred, in part, by an increase in black raspberry consumption due to stud...
Assessing psychological, environmental, and nutritional variables of adolescents in horticultural therapy programs of behavioral health service institutions
JeeEun Kang, 2011
Subjects of this research were 64 adolescents receiving treatment at two behavioral health service institutions located in an urban mid-western city. Both institutions provided horticultural thera...
Competitive ability of creeping bentgrass cultivars and their potential for renovating existing putting greens through interseeding
Marcus Andre Jones, 2011
Golf is a key industry that generates jobs, commerce, economic development, and tax revenues for communities throughout the United States. A survey conducted in Iowa showed that golf generated 769...
The therapeutic benefits of gardening: Cultivating health through interaction with nature
Jeffrey Nishii, 2011
There has emerged a growing consensus that environmental problems such as global warming, diminishing biodiversity, and overpopulation pose a serious threat to both human and biospheric health. Eco...
Enhancing Pest Mite Biological Control by Typhlodromus pyri (Acari: Phytoseiidae) in Pacific Northwest Vineyards
Angela N Gadino, 2011
The predatory mite ; Typhlodromus pyri; (Acari: Phytoseiidae) is the predominant species in cool climate Pacific Northwest vineyards and a principal predator of pest mites including the grapevine...
Eastern Filbert Blight in Hazelnut (Corylus avellana): Identification of New Resistance Sources and High Resolution Genetic and Physical Mapping of a Resistance Gene
Vidyasagar R Sathuvalli, 2011
European hazelnut, ; Corylus avellana; L., is the only economically important nut crop in the family Betulaceae. One of the threats to the hazelnut industry in the Pacific Northwest is the fungal...
The effect of altered assimilate allocation and partitioning due to PcGA-oxidase overexpression on the growth and performance of creeping bentgrass (Agrostis stolonifera L.) in full sun and reduced light
Aneta Karolina Studzinska, 2011
Creeping bentgrass (; Agrostis stolonifera; L.) is a species commonly used in high maintenance turf areas where it is often exposed to shade. Shade stress induces harmful physiological and morpho...
Impact of climate on eastern U.S. wine production
Rosalyn F MacCracken, 2011
This research addresses the gap in characterizing the climate structure in the eastern United States for suitability of winegrape growth. Even though all of the lower 48 contiguous states grow wine...
Ripening, volatiles and sensory attributes of West Indian and Guatemalan-West Indian hybrid avocados as affected by 1-methylcyclopropene and ethylene
Marcio Eduardo Canto Pereira, 2010
This study aimed to evaluate the effects of the ethylene inhibitor 1-methylcyclopropene (1-MCP) on ripening, volatile compounds and sensory attributes of avocado.; Fruit ripening was strongly affec...
Development of Novel Breeding Stock in Buddleja davidii through Mutation Breeding and Haploid Induction
William Addison Smith, 2010
Buddleja davidii; Franch. is a popular perennial shrub originally from China. Its flowers attract butterflies, hence its common name butterfly bush. While a number of cultivars already exist, fro...
Biochemical-genetic implications for variation in plant cuticle lipids
Eugene Philip Parsons, 2010
All terrestrial plants are covered with a cuticle composed of a cutin polymer and cuticular waxes. Plant cuticles provide protection against both abiotic and biotic stress. In the context of crop p...
Differential ethylene sensitivity during abscission and degreening in citrus
Karthik-Joseph John-Karuppiah, 2010
Ethylene is a gaseous plant hormone that regulates many processes in plant growth and development. Knowledge of ethylene biosynthesis, perception and signal transduction has helped to better unders...
Regulatory Mechanisms Controlling Carbohydrate Metabolism in Tomato
Kietsuda Luengwilai, 2010
The aim of the work described in my thesis is to understand the physiological and biochemical mechanisms controlling carbohydrate accumulation in tomato fruit.; Starch may play an important role in...
Phosphorus response and orthophosphate leaching in Floratam St. Augustinegrass and Empire Zoysiagrass
Ronald Francisco Gonzalez Chinchilla, 2010
Information on critical phosphorus (P) concentration in tissue of ; Stenotaphrum secundatum; (Walt) Kuntze cultivar 'Floratam' (St. Augustinegrass) and ; Zoysia japonica; cultivar 'Empire' (Zo...