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	1.	Calcium localization in lettuce leaves with and without tipburn: comparison of controlled-environment and field-grown plants. [electronic resource] by Barta, D J Tibbitts, T W Producer: 19951012 In: Journal of the American Society for Horticultural Science. American Society for Horticultural Science vol. 116 Availability: No items available. Save to lists Add to cart (remove)
	2.	Effects of artificial enclosure of young lettuce leaves on tipburn incidence and leaf calcium concentration. [electronic resource] by Barta, D J Tibbitts, T W Producer: 19971010 In: Journal of the American Society for Horticultural Science. American Society for Horticultural Science vol. 111 Availability: No items available. Save to lists Add to cart (remove)
	3.	Calcium localization and tipburn development in lettuce leaves during early enlargement. [electronic resource] by Barta, D J Tibbitts, T W Producer: 20001213 In: Journal of the American Society for Horticultural Science. American Society for Horticultural Science vol. 125 Availability: No items available. Save to lists Add to cart (remove)
	4.	Use of electron microprobe x-ray analysis for determination of low calcium concentrations across leaves deficient in calcium. [electronic resource] by Barta, D J Tibbitts, T W Producer: 19950510 In: Communications in soil science and plant analysis vol. 22 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Johnson Space Center's Regenerative Life Support Systems Test Bed. [electronic resource] by Barta, D J Henninger, D L Producer: 19961010 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 18 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Regenerative life support systems--why do we need them? [electronic resource] by Barta, D J Henninger, D L Producer: 19980311 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 14 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Photosynthesis and respiration of a wheat stand at reduced atmospheric pressure and reduced oxygen. [electronic resource] by Corey, K A Barta, D J Henninger, D L Producer: 20000223 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Mission simulation as an approach to develop requirements for automation in Advanced Life Support Systems. [electronic resource] by Erickson, J D Eckelkamp, R E Barta, D J Dragg, J Producer: 19961010 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 18 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	9.	Atmospheric leakage and method for measurement of gas exchange rates of a crop stand at reduced pressure. [electronic resource] by Corey, K A Barta, D J Edeen, M A Henninger, D L Producer: 20000223 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	10.	Evaluation of light emitting diode characteristics for a space-based plant irradiation source. [electronic resource] by Barta, D J Tibbitts, T W Bula, R J Morrow, R C Producer: 19950616 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 12 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	11.	Microbiological characterization of a regenerative life support system. [electronic resource] by Koenig, D W Bruce, R J Mishra, S K Barta, D J Pierson, D L Producer: 19980311 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 14 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	12.	Microbial colonization of a closed growth chamber during hydroponic cultivation of lettuce. [electronic resource] by Koenig, D W Bruce, R J Molina, T C Barta, D J Pierson, D L Producer: 19980509 In: Life support & biosphere science : international journal of earth space vol. 4 Availability: No items available. Save to lists Add to cart (remove)
	13.	ASTROCULTURE (TM) root metabolism and cytochemical analysis. [electronic resource] by Porterfield, D M Barta, D J Ming, D W Morrow, R C Musgrave, M E Producer: 20000715 In: Advances in space research : the official journal of the Committee on Space Research (COSPAR) vol. 26 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	14.	Light-emitting diodes as a radiation source for plants. [electronic resource] by Bula, R J Morrow, R C Tibbitts, T W Barta, D J Ignatius, R W Martin, T S Producer: 19950330 In: HortScience : a publication of the American Society for Horticultural Science vol. 26 Availability: No items available. Save to lists Add to cart (remove)
	15.	Wheat response to differences in water and nutritional status between zeoponic and hydroponic growth systems. [electronic resource] by Steinberg, S L Ming, D W Henderson, K E Carrier, C Gruener, J E Barta, D J Henninger, D L Producer: 20001202 In: Agronomy journal vol. 92 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)