8th International Symposium on Light in Horticulture http://www.lightsym16.com

Preliminary Program Updated 5 April 2016

Kellogg Hotel and Conference Center East Lansing, Michigan, USA May 22 - 26, 2016

Symposium conveners: Erik Runkle and Roberto Lopez, Department of Horticulture, Michigan State University

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8th International Symposium on Light in Horticulture – preliminary program Symposium registration hours Sunday, May 22: 15:00 to 20:00 Monday, May 23: 07:30 to 12:00 Tuesday, May 24: 08:00 to 10:00 Wednesday, May 25: 08:00 to 10:00 Sunday, May 22, 2016 Time

Event

Location

15:00 - Symposium registration 20:00

Central Lobby, Kellogg Hotel

15:00 - Set-up of posters and booths 20:00 for prime and platinum sponsors

Big 10 Room A

18:30 - Welcome reception, sponsored Broad Art Museum. A bus will be available every 10-15 21:30 by Philips. Hors d'oeuvres and minutes to transport registered participants to and drinks provided. from the Kellogg Hotel and the museum. Please register first and wear your name badge for admission.

Monday, May 23, 2016 Time

Presenting Author & Affiliation

07:15 08:15

Title/Event

Abstr.

Continental breakfast

08:30 - Erik Runkle and Roberto Lopez Welcoming remarks and symposium introduction 09:00 (Conveners); Doug Buhler Big Ten Rooms B&C (Dean, College of Agriculture & Natural Resources), Michigan State Univ. (US) Oral Session 1: Light quality and optimization Big Ten Rooms B&C 09:00 - Bruce Bugbee, Utah State Univ. Invited: Toward an optimal spectral quality for 09:40 (US) plant growth and development

I1

09:40 - Cary Mitchell, Purdue Univ. 10:00 (US)

In search of an optimized supplemental lighting spectrum for greenhouse tomato production

O1

10:00 - Theoharis Ouzounis, 10:20 Wageningen Univ. (NL)

Phenotyping tomato genotypes for light use efficiency under different LED lighting regimes

O2

10:20 10:40

Coffee break

10:40 - Marc Van Iersel, Univ. of 11:00 Georgia (US)

Using chlorophyll fluorescence to optimize supplemental lighting in controlled environment

11:00 - Anna-Maria Carstensen, 11:20 Chalmers Univ. of Technology (SE)

Exploring the dynamics of remotely detected fluorescence transients from Basil as a potential

11:20 - Daniel Bånkestad, Heliospectra LED spectrum optimisation using steady-state

O3 O4 O5

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8th International Symposium on Light in Horticulture – preliminary program 11:40

AB (SE)

fluorescence gains

11:40 12:00

Panel discussion (I1, O1-O5)

12:00 13:00

Lunch Oral Session 2: Ultraviolet light in horticulture Big Ten Rooms B&C

13:10 - Jason Wargent, Massey Univ. 13:50 (NZ)

Invited: UV LEDs in horticulture: from biology to application

I2

13:50 - Mark Bridgen, Cornell Univ. 14:10 (US)

Using ultraviolet-C irradiation on greenhouse ornamental plants for growth regulation

O6

14:10 - Eiji Goto, Chiba Univ. (JP) 14:30

Effect of UV light on phytochemical accumulation and expression of anthocyanin biosynthesis genes in red leaf lettuce

O7

14:30 14:45

Panel discussion (I2, O6-O7) Poster Session #1 (posters ending with 1, 4, 7) Sponsor displays and refreshments, Big Ten Room A Graduate student poster competition, round #1

14:45 15:45

Oral Session 3: Light technologies for horticulture Big Ten Rooms B&C 15:50 - Leo Marcelis, Wageningen 16:10 Univ. (NL)

LED it be: A road to 50% energy saving by the smart use of LEDs in greenhouse horticulture

O8

16:10 - Anja Dieleman, Wageningen 16:30 Univ. (NL)

Re-designing LED-based production systems: Using all features to reduce the carbon footprint

O9

16:30 - Silke Hemming, Wageningen 16:50 Univ. (NL)

Evaluation of diffusing properties of greenhouse covering materials and screens

O10

16:50 17:05

Panel discussion (O8-O10)

Tuesday, May 24, 2016 Time

Presenting Author & Affiliation

Title/Event

07:15 08:15

Continental breakfast

08:30 08:50

Sponsor session #1 Big Ten Rooms B&C

08:50 - Kevin Folta, Univ. of Florida 09:30 (US)

Invited: Controlling plant growth, development and metabolism with commands from the electronic canopy

Oral Session 4 (Concurrent): Phytonutrients and growth control Big Ten Rooms B&C

Abstr.

I3

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8th International Symposium on Light in Horticulture – preliminary program 09:40 - Dean Kopsell, Univ. of 10:00 Tennessee (US)

Genotype and the lighting environment impact petal tissue pigmentation in Tagetes tenuifolia

O11

10:00 - Taro Fukuyama, Tamagawa 10:20 Univ. (JP)

Improvement of vinblastine production by controlling light conditions in Catharanthus roseus

O12

10:20 10:40

Coffee break

10:40 - Krishna Kumar Sugumaran, 11:00 Kuwait Institute for Scientific Research (KW)

Influence of light quality on the growth and secondary metabolites content of Catharanthus roseus in a modular agricultural production system

O13

11:00 - Joshua Craver, Purdue Univ. 11:20 (US)

Daily light integral and light quality from solesource LEDs impacts nutrient uptake and anthocyanin content of Brassica microgreens

O14

11:20 - Nikolaos Ntagkas, Wageningen The effect of light intensity and spectral 11:40 Univ. (NL) properties on vitamin C levels in tomato fruit

O15

11:40 12:00

Panel discussion (I3, O11-O15) Oral Session 5 (Concurrent): Supplemental lighting of vegetable crops Auditorium

09:40 - Shalin Khosla, Harrow Research Comparison of HPS lighting and hybrid lighting 10:00 and Development Centre (CA) with top HPS and intra-canopy LED lighting for high-wire mini-cucumber production in a commercial greenhouse

O16

10:00 - Todd Graham, Harrow Research Response of greenhouse mini-cucumber to 10:20 and Development Centre (CA) different vertical spectra of LED lighting under top high-pressure sodium and plasma lighting

O17

10:20 10:40 10:40 - Rob Moerkens, Research 11:00 Centre Hoogstraten (BE)

Coffee break The added value of LED assimilation light in combination with high pressure sodium lamps in O18 protected tomato crops in Belgium

11:00 - Xiuming Hao, Harrow Research Far red LED improved fruit production in 11:20 and Development Centre (CA) greenhouse tomato grown under high-pressure sodium lighting 11:20 - Elias Kaiser, Wageningen Univ. 11:40 (NL)

Strongly increased stomatal conductance in tomato does not speed up photosynthetic induction in ambient nor elevated CO2 concentration

11:40 12:00

Panel discussion (O16-O20)

12:00 12:20

Group photo

12:20 -

Lunch

O19

O20

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8th International Symposium on Light in Horticulture – preliminary program 13:20 Oral Session 6 (Concurrent): Photoperiodism Big Ten Rooms B&C 13:30 - John Erwin, Univ. of Minnesota Temperature and irradiance affects 13:50 (US) photoperiodic flower induction

O21

13:50 - Matthew Blanchard, Michigan 14:10 St. Univ. (US)

Investigating reciprocity of intensity and duration of photoperiodic lighting to regulate flowering of long-day plants

O22

14:10 - Karl-Johan Bergstrand, Swedish 14:30 Univ. of Agricultural Sciences (SE) 14:30 - Faline Plantenga, Wageningen 14:50 Univ. (NL)

Using short photoperiods and narrow-band lighting as a way of controlling growth in ornamental pot- and bedding plants

O23

14:50 15:10

Regulating potato flowering and tuberisation by varying light spectrum and day length

O24

Panel discussion (O21-O24) Oral Session 7 (Concurrent): Coverings and pests Auditorium

13:30 - Yosepha Shahak, Agricultural 13:50 Research Organization Volcani Center (IL)

The wonders of yellow netting

13:50 - Katrine Heinsvig Kjr, Aarhus 14:10 Univ. (DK)

Protecting organic apple trees from rain - Better fruit quality and maintenance of yield

O25 O26

14:10 - Beatrix Alsanius, Swedish Univ. Ornamentals in new light - the story of the 14:30 of Agricultural Sciences (SE) invisibles

O27

14:30 - David Ben-Yakir, Agricultural 14:50 Research Organization Volcani Center (IL)

O28

14:50 15:10 15:10 16:10

The effects of UV radiation on arthropods: A review of recent publications (2010 - 2015) Panel discussion (O25-O28)

Poster session #2 (posters ending with 0, 2, 5, 8) Sponsor displays and refreshments, Big Ten Room A Graduate student poster competition, round #2

16:15 17:15

Campus walking tour to Beal Botanic Garden, depart from East Patio

17:30 18:15

ISHS Working Groups meeting Auditorium

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8th International Symposium on Light in Horticulture – preliminary program Wednesday, May 25, 2016 Time

Presenting Author & Affiliation

Title/Event

07:15 08:15

Continental breakfast

08:30 08:50

Sponsor session #2 Big Ten Rooms B&C

08:50 - Wim van Ieperen, Wageningen Invited: Plant growth control by light spectrum: 09:30 Univ. (NL) Fact or fiction?

Abstr.

I4

Oral Session 8 (Concurrent): Light for ornamental crops Big Ten Rooms B&C 09:40 - Celine Nicole, Philips Research 10:00 Laboratories (NL)

Plant growth and quality optimization in a plant factory

O29

10:00 - Naoya Fukuda, Univ. of 10:20 Tsukuba (JP)

Timing of blue and red light exposure and CPPU application during raising of seedlings can control flowering timing of petunia

O30

10:20 10:40

Coffee break

10:40 - Yujin Park, Michigan State Univ. Investigating the utility of adding far-red 11:00 (US) radiation in the production of ornamental seedlings grown under sole-source lighting

O31

11:00 - Annelies Christiaens, PCS Far-red light stimulates rooting of ornamental 11:20 Ornamental Plant Research (BE) cuttings in a closed multilayered system with LED light

O32

11:20 - Tao Li, Chinese Academy of 11:40 Agricultural Sciences (CN)

O33

11:40 12:00

Responses of two anthurium cultivars to high daily integrals of diffuse light Panel discussion (I4, O29-O33)

Oral Session 9 (Concurrent): Sole-source lighting of vegetable crops Auditorium 09:40 - Qichang Yang, Chinese 10:00 Academy of Agricultural Sciences (CN)

Effects of continuous LED lighting on reducing nitrate content and enhancing edible quality of lettuce during pre-harvest stage

O34

10:00 - Ricardo Hernández, North 10:20 Carolina State Univ. (US)

Growth and morphology of vegetable seedlings under different blue and red photon flux ratios using LEDs as sole-source lighting

O35

10:20 10:40 10:40 - Tomomi Eguchi, Univ. of 11:00 Arizona (US)

Coffee break Combination of end-of-day far-red lighting and blue-rich light environment to mitigate intumescences on tomato seedlings

O36

11:00 - Ausra Brazaityte, Lithuanian Light quality: growth and nutritional value of 11:20 Research Centre for Agriculture microgreens under indoor and greenhouse (LT) conditions

O37

11:20 - Gioia Massa, Kennedy Space

O38

Large plant growth chambers on the

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8th International Symposium on Light in Horticulture – preliminary program 11:40

Center (US)

International Space Station

11:40 12:00

Panel discussion (O34-O38)

12:00 13:00

Lunch Oral Session 10 (Concurrent): Lighting technologies and energy consumption Big Ten Rooms B&C

13:10 - Morgan Pattison, U.S. Dept. of 13:30 Energy Solid State Lighting Program (US)

LED lighting technology status and research directions

13:30 - Li Kun, Chinese Academy of 13:50 Agricultural Sciences (CN)

Improving light distribution of LEDs in plant factory by zoom lens for electricity savings

O40

13:50 - Arend-Jan Both, Rutgers Univ. 14:10 (US)

Evaluating operating characteristics of light sources for horticultural applications

O41

14:10 - Habtamu Giday, Aarhus Univ. 14:30 (DK)

Dynamic control of supplementary LED reduces electricity use but increases energy required for heating in greenhouse production

O42

14:30 - Kale Harbick, Cornell Univ. (US) Comparison of energy consumption: greenhouses and plant factories 14:50 14:50 15:10

O39

O43

Panel discussion (O39-O43) Oral Session 11 (Concurrent): Supplemental greenhouse lighting Auditorium

13:10 - Youbin Zheng, Univ. of Guelph 13:30 (CA)

LEDs as supplemental lighting for greenhouse cut flower production at northern latitudes

O44

13:30 - Ep Heuvelink, Wageningen 13:50 Univ. (NL)

Regulation of axillary budbreak in a cut-rose crop

O45

13:50 - Carl Sams, Univ. of Tennessee 14:10 (US)

Light quality impacts on growth, flowering, mineral uptake and petal pigmentation of marigold

O46

14:10 - Tom Van Delm, Research 14:30 Centre Hoogstraten (BE)

Advancing the strawberry season in Belgian glasshouses with LED assimilation light

O47

14:30 - Most Tahera Naznin, Harrow 14:50 Research and Development Centre (CA)

Different ratios of red and blue LED to improve the growth of strawberry plants

14:50 15:10

Panel discussion (O44-O48)

15:10 16:10

Poster session #3 (posters ending with 3, 6, 9) Sponsor displays and refreshments, Big Ten Room A

16:15 - Erik Runkle and Roberto Lopez, Announcements, acknowledgments, and closing 16:45 Michigan State Univ. (US) remarks Big Ten Rooms B&C 16:45 - Take down of posters and 18:00 sponsor booths

Big Ten Room A

O48

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8th International Symposium on Light in Horticulture – preliminary program 19:00 - Symposium banquet dinner, 22:00 sponsored by Osram Opto Semiconductors. Bar opens at 19:00, dinner starts at 19:30.

Lincoln Room Advance registration and additional fee required

Thursday, May 26, 2016 Time

Event

07:30 - Post-conference tours, 17:30 sponsored by Illumitex

Location Departure from Central Lobby, Kellogg Hotel Advance registration and additional fee required

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8th International Symposium on Light in Horticulture – preliminary program We greatly appreciate the support of these companies and organizations for subsidizing the costs of this conference, especially to reduce the registration cost for graduate student participation.

Prime sponsors

Platinum sponsors

Gold sponsors

Silver sponsors

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8th International Symposium on Light in Horticulture – preliminary program Kellogg Conference Center Floor Plan, Main/Lobby Level

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8th International Symposium on Light in Horticulture – preliminary program Kellogg Conference Center Floor Plan, Ground/Lower Level

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8th International Symposium on Light in Horticulture – preliminary program Michigan State University, Map of Northwest & North-Central Campus