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51 ORAL SESSION 14 (Abstr. 095-101) Floriculture: Light/Temperature

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Abbreviations: ADT, average daily temperature; DIF, DT - NT; DIBE, days from pinching to day internode started to elongate; DT, day temperature; N, total number of internodes below inflorescence; NT, night temperature; VB, date of first visible bud

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on the influence of temperature on stevia growth and development in controlled environments is lacking. Increasing daily light integral generally decreased plant height and individual leaf area ( Evans et al., 2015 ). For field-grown plants

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temperatures required to manufacture rockwool render it biologically inert and, therefore, free from potential weeds, pests, and diseases that might normally hinder germination. This manufacturing process also renders a very consistent substrate that possesses

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Abbreviations: ADT, average daily temperature; DIF, difference; DT/NT, day/night temperature; FR, far red; LD, long day; NI, night interruption; R, red; SD, short day. 1 Current address: Dept. of Horticultural Science, Univ. of Minnesota, 1970

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was 24% higher in winter. This result suggests oxalate will be high when nitrate is high. There is little effect on yield or quality of hydroponic spinach produced at root-zone temperatures of 20, 24, or 28 °C in summer or 15, 20, or 25 °C in winter

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additional building structural modification for the additional weight of the medium, plants, and retained water ( Oberndorfer et al., 2007 ). An unirrigated extensive green roof can be a challenging environment for plants to grow in as temperature, light

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). Phalaenopsis and Doritaenopsis perform crassulacean acid metabolism to fix CO 2 primarily during the dark period of the day ( Guo, 1999 ; Ota et al., 1991 ). Ota et al. (1991) reported that at a common 20 °C nighttime temperature, increasing daytime

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). Nearly half of California’s spinach is grown in Monterey County, and although spinach can be grown there nearly year-round, production is limited to the regions and seasons that meet the temperature requirements of spinach ( Koike et al., 2011 ). In

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patterns. The most important weather factor for cool-season vegetable crops in Ontario was the number of days during the growing season with temperatures that exceeded 30 °C. Yields decreased as the number of hot days increased ( Warland et al., 2006

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