Author

Raymond J. Bula

Observed names: Bula, R J, Bula, R. J., R Bula, R J Bula, R. Bula, R. J. BULA, R. J. Bula, R.J. BULA, R.J. Bula, Ray J. Bula, Raymond Bula

Institution: Purdue University West Lafayette

Observed institutions: Louisiana State University, University of Wisconsin System, Agricultural Research Service, United States Department of Agriculture, University of Wisconsin–Madison, University of Kentucky, Iowa State University, IPB University, Purdue University West Lafayette, Purdue University System, U.S. Dairy Forage Research Center, University of Missouri, Clemson University

OpenAlex ID: A5019697646

Light-emitting Diodes as a Radiation Source for Plants

1991 · R.J. Bula, R.C. Morrow, et al. · HortScience · 442

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Importance of `Blue' Photon Levels for Lettuce Seedlings Grown under Red-light-emitting Diodes

1992 · M.E. Hoenecke, R.J. Bula, et al. · HortScience · 307

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Evaluation of light emitting diode characteristics for a space-based plant irradiation source

1992 · D.J. Barta, T.W. Tibbitts, et al. · Advances in Space Research · 176

Efficiency of photosynthesis in continuous and pulsed light emitting diode irradiation

1995 · Daniel J. Tennessen, Raymond J. Bula, et al. · Photosynthesis Research · 115

In Vitro Inoculum Enriched with Particle-Associated Microorganisms for Determining Rates of Fiber Digestion and Protein Degradation

1984 · W.M. Craig, B.J. Hong, et al. · Journal of Dairy Science · 91

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Cold Resistance and Chemical Composition in Overwintering Alfalfa, Red Clover, and Sweetclover1

1954 · R. J. Bula, Dale Smith · Agronomy Journal · 65

The astrocultureTM flight experiment series, validating technologies for growing plants in space

1994 · R.C. Morrow, R.J. Bula, et al. · Advances in Space Research · 62

Cold Resistance in Alfalfa at Two Diverse Latitudes1

1956 · R. J. Bula, Dale Smith, et al. · Agronomy Journal · 54

Electrophoretic and Immunological Comparisons of Soluble Root Proteins of Medicago sativa L. Genotypes in the Cold Hardened and Non-Hardened Condition

1966 · E. A. Coleman, R. J. Bula, et al. · PLANT PHYSIOLOGY · 36

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Elemental Selenium Generated by the Photobleaching of Seleno-Merocyanine Photosensitizers Forms Conjugates with Serum Macro-Molecules That are Toxic to Tumor Cells

2005 · Fritz Sieber, Jean-Pierre Daziano, et al. · Phosphorus, sulfur, and silicon and the related elements · 35

Plant Response in the ASTROCULTURE™ Flight Experiment Unit

1995 · Robert C. Morrow, Neil A. Duffie, et al. · SAE technical papers on CD-ROM/SAE technical paper series · 35

The ASTROCULTURE™-1 Flight Experiment: Pressure Control of the WCSAR Porous Tube Nutrient Delivery System

1993 · R. C. Morrow, W. R. Dinauer, et al. · SAE technical papers on CD-ROM/SAE technical paper series · 32

A Matrix-Based Porous Tube Water and Nutrient Delivery System

1992 · R. C. Morrow, R. J. Bula, et al. · SAE technical papers on CD-ROM/SAE technical paper series · 31

Morphological Characteristics of Alfalfa Plants Grown at Several Temperatures1

1972 · R. J. Bula · Crop Science · 28

Measurements of Light Beneath a Small-Grain Companion Crop as Related to Legume Establishment

1954 · R. J. Bula, Dale Smith, et al. · Botanical Gazette · 28

Control and Monitoring of Environmental Parameters in the ASTROCULTURE™ Flight Experiment

1995 · Neil A. Duffie, Weijia Zhou, et al. · SAE technical papers on CD-ROM/SAE technical paper series · 26

Some Effects of Temperature and Light on Growth and Flowering of Tall Fescue, Festuca arundinacea Schreb. II. Floral Development1

1961 · W. C. Templeton, G. O. Mott, et al. · Crop Science · 25

Capillary movement of liquid in granular beds in microgravity

1996 · B.S. Yendler, B. Webbon, et al. · Advances in Space Research · 24

Hardening Behavior of Sweetclover (Melilotus Spp.) Varieties in a Subarctic Environment1

1956 · H. J. Hodgson, R. J. Bula · Agronomy Journal · 23

Factors controlling activity of zirconia-titania for photocatalytic oxidation of ethylene

1998 · T.W. Tibbitts, K.E. Cushman, et al. · Advances in Space Research · 21

Light emitting diodes as a plant lighting source

2018 · Tennessen, D. J., Morrow, R. C., et al. · NASA Technical Reports Server (NASA) · 18

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Vegetative Development of Alfalfa Seedlings under Varying Levels of Shading and Potassium Fertilization1

1962 · Arthur G. Matches, G. O. Mott, et al. · Agronomy Journal · 15

Commercial involvement in the development of space-based plant growing technology

1992 · R.J. Bula, T.W. Tibbitts, et al. · Advances in Space Research · 14

Humidity and Temperature Control in the ASTROCULTURE™ Flight Experiment

1994 · Neil A. Duffie, Raymond J. Bula, et al. · SAE technical papers on CD-ROM/SAE technical paper series · 13

Utilization of white potatoes in CELSS

1989 · Theodore W. Tibbitts, Susan M. Bennett, et al. · Advances in Space Research · 13

Works count: 87

Citation count: 1,972

H-index: 20

I10-index: 33