HYDROPONICS Crossword

Having a pH less than 4.0
Expose the plant root to the circulation of air
Having a pH of more than 7.0
A floating, Mexican raft used for hydroponics on marshes
The green pigment found in plant leaves and stems
The colors within a light source
Point specific irrigation accomplished through the use of piping and tubing with emitters located at strategic watering points
A fundamental substance that comprises matter
A material added to soil to increase its fertility
A special fluorescent light that provides plants with the proper type and amount of light for growth
The "soil" used to grow the plant which may or may not contain actual soil. Usually composed of a mixture of peat moss, perlite, sand, or other materials to provide support and moisture retention.
The Greek word for water
Growing plants without soil
The amount of water vapor present in the atmosphere
The brightness of a light source
Nutrients that plants require in large amounts
The amount of light falling on a surface on foot away from a candle
The series of processes a plant goes through to convert food into energy
A substance that provides nourishment
A container that holds the nutrient solution in a hydroponic system
A mixture of water and nutrient solution in a hydroponic system
Molecules or compounds that contain carbon. Ordinarily carbonates are not recognized as being organic
Solid components of soils resulting from the partial decomposition of dead plant and animal remains
A portable platform
An index of the acidity or alkalinity of a substance
The process by which chlorophyll in plant leaves converts sun and nutrients into photosynthates
The simple sugars that result from photosynthesis
The Greek word for work
Nutrients that plants require in only trace or small amounts
The movement of water from the plant roots out through the leaves