Daniel J. Barta

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

R. Bula, R. Morrow, T. Tibbitts, 1992, Advances in space research : the official journal of the Committee on Space Research.

Calcium localization and tipburn development in lettuce leaves during early enlargement.

T. Tibbitts, D. Barta, Daniel J. Barta, 2000, Journal of the American Society for Horticultural Science. American Society for Horticultural Science.

Light-emitting diodes as a radiation source for plants.

R. Bula, R. Morrow, T. Tibbitts, 1991, HortScience : a publication of the American Society for Horticultural Science.