2019 ASHS Annual Conference

Petrus Langenhoven, Ph.D.

Purdue University
Horticulture Building
625 Agriculture mall Dr.
West Lafayette, IN
USA 47907-2010
Email: plangenh@purdue.edu

Papers:
Nighttime Supplemental Lighting and Heated Hydroponic Solution Effects on the Growth of Different Lettuce Varieties in Nutrient Film and Deep Flow Techniques Energy-Use-Efficiency Differences between Light Emitting Diode Based Supplemental Lights Under Nutrient Film and Deep Flow Techniques