Dr. Michael R. Evans
Department of Horticulture
University of Arkansas, Fayetteville

• Home
• Basic Design &
  Construction
• Benching
  Systems
• Glazing
  Materials
• Lighting
• Heating
  Systems
  • Section 1
  • Section 2
  • Section 3
  • Section 4
  • Section 5
  • Section 6
  • Learning Links
  • Discovery Videos
  • Self-Exam
• Cooling
  Systems
• Substrates
• Mineral
  Nutrition
• Irrigation
  Systems & Water Quality
• Plant Growth
  Regulators
• Atmospheres
• Hydroponic Systems

Discovery Videos

• Basic mechanics of a unit heater
• How to find the BTU output of a unit heater
• Units heaters and HAF fans used to maximize temperature uniformity