History of Hydroponics
A hydroponics system made of plants floating over stagnant water
What is a raft?
The process of plants converting sunlight into energy
What is photosynthesis?
The first society to grow plants in water
The Aztecs
A farming method that relies on aquatic creatures such as fish or shrimp to siphon nutrients for plants grown in water
What is aquaponics?
The indicator of concentration of dissolved nutrients in hydroponics systems
What is electrical conductivity/EC?
The Oak Park educational foundation that visits ECHOPRF in July
What is Basecamp?
A type of storm that is caused by traditional farming
What is a dust storm?
The person who invented modern hydroponics in 1937
Who is Dr. William Frederick Gericke?
What is Nutrient Film Technique?
A problem that can occur with plants if they have insufficient aeration/too much water
The amount of systems in the ECHOPRF lab
What is 5?
The % of water saved by hydroponics compared to traditional agriculture
What is 90%?
Who is Julius Von Sachs?
The brand of the vertical system used at the ECHOPRF lab
What is Flex Farms?
The top three essential nutrients for plant growth listed on most bags of fertilizer
What are nitrogen, phosphorus, and potassium? (NPK)
The amount of time the hydroponics lab has been at OPRF
What is 4 years?
The most sustainable type of soil irrigation
What is drip irrigation?
The country that has most widely adopted hydroponic farming
What is the Netherlands?
The city with the world's largest hydroponic farm
What is Dubai?
Ca(NO3)2 is the chemical formula for a nutrient used in the lab with this name
What is calcium nitrate?
The name of the ECHOPRF turtle
Who is Toph?
The amount of time left that traditional farming can be maintained on Earth, measured in years
What is 45 to 60 years?