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Full-Text Articles in Horticulture

Evaluating Silicon Foliar Sprays As A Strategy To Improve Postproduction Performance Of Potted Basil (Ocimum Basilicum L.), Joshua Tebow May 2021

Evaluating Silicon Foliar Sprays As A Strategy To Improve Postproduction Performance Of Potted Basil (Ocimum Basilicum L.), Joshua Tebow

Horticulture Undergraduate Honors Theses

The objective of the study was to evaluate foliar silicon (Si) applications for effects on the growth and performance of container-grown basil during production and resistance to postproduction wilt in retail. Basil (Ocimum basilicum ‘Genovese’ L.) seedling plugs were transplanted into 10-cm diameter plastic containers with peat-based substrate and grown for 42 d in a polycarbonate greenhouse. Plants were irrigated with fertilizer solution consisting of a 17.0 nitrogen (N)-1.3 phosphorus-14.1 potassium water-soluble fertilizer dissolved in tap water at 150 mg∙L-1 N. Foliar sprays containing sodium silicate at 0, 50, 100, 200, and 400 mg∙L-1 Si mixed with deionized water were …


Estimation Of Additive And Dominance Effects Of A Mutant Glutathione S-Transferase Gene On Anthocyanin And Proanthocyanidin Content In Muscadine Grape (Vitis Rotundifolia), Autumn Brown Dec 2020

Estimation Of Additive And Dominance Effects Of A Mutant Glutathione S-Transferase Gene On Anthocyanin And Proanthocyanidin Content In Muscadine Grape (Vitis Rotundifolia), Autumn Brown

Horticulture Undergraduate Honors Theses

The skin color of muscadine grapes (Vitis rotundifolia) is typically classified as black or bronze. A glutathione S-transferase, VrunGST4, has been identified as a candidate gene for berry skin color in muscadine grapes. A molecular marker was developed within VrunGST4 to distinguish between muscadine genotypes (cultivars and selections) with bronze (T:T), heterozygote black (C:T), and homozygote black (C:C) berries. The objectives of this study were to determine whether there was a correlation between berry skin color and total anthocyanin content and to calculate additive and dominance effects of VrunGST4 in determining total anthocyanins in the berries and …


The Biofiltration Ability Of Asparagus Densiflorus To Remove Sulfur Dioxide From The Indoor Atmosphere, Rhiannon De La Rosa May 2020

The Biofiltration Ability Of Asparagus Densiflorus To Remove Sulfur Dioxide From The Indoor Atmosphere, Rhiannon De La Rosa

Horticulture Undergraduate Honors Theses

Sulfur dioxide is an inorganic compound (IC) and air pollutant that causes health risks in humans at concentrations as small as 6 ppm. The buildup of sulfur dioxide in enclosed indoor spaces is therefore a concern to human health, especially since the average person spends 90% of his/her time indoors. This study focused on decreasing a sulfur dioxide concentration in a cost-effective and simple way—by using botanical biofiltration, or the uptake of pollutants by plants. Research in biofiltration has focused mostly on the remediation of volatile organic compounds (VOCs) and which plant species are most proficient at VOC uptake. However, …


Phenotypic Variation And Genetic Purity Of The Original 'Prime-Jim®' X 'Arapaho' Population, Loren M. Luther May 2017

Phenotypic Variation And Genetic Purity Of The Original 'Prime-Jim®' X 'Arapaho' Population, Loren M. Luther

Horticulture Undergraduate Honors Theses

In 2013, Castro et al., produced the first linkage map for primocane-fruiting blackberries using the cross ‘Prime-Jim®’ x ‘Arapaho.’ This mapping population has been maintained since the original experiment with the hopes of conducting future studies. Further research was determined to be needed on the population to better characterize additional phenotypic traits, and since nine years had passed since the seedlings were established, there was a need to assess the continued genetic purity of the population using molecular methods. Phenotypic data was collected to analyze the variation of the population including soluble solids content, titratable acidity, average weight, shape, and …


The Effects Of Shade On Growth, Development And Yield Of A Primocane Fruiting Blackberry, ‘Prime-Ark 45’ To Extend The Market Season, Olivia C. Caillouet Dec 2016

The Effects Of Shade On Growth, Development And Yield Of A Primocane Fruiting Blackberry, ‘Prime-Ark 45’ To Extend The Market Season, Olivia C. Caillouet

Horticulture Undergraduate Honors Theses

This thesis examines the effects of shade on ‘Prime-Ark 45’ blackberries (Rubus spp.) in greenhouse (GH) and field (FD) experiments aimed at improving fruit production in the southern United States Ozark Plateau region. Primocane blackberry production in the southern United States is limited in acreage of production as well as low yields by high temperatures during the bloom and early fruiting period, resulting in poor fruit set and poor fruit quality. Shade may have the potential to delay bloom and flowering to a more favorable season or by reducing temperatures that cause a poor fruit set and quality. Both …