rdf http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs http://www.w3.org/2000/01/rdf-schema#
Describes the amount of water vapor in the air, generally expressed as the percentage of the maximum water vapor
Defines the difference between the maximal amount of water in the air minus the actual amount
Defines the concentration of CO2 in the air
Defines the concentration of N2 in the air
Defines the concentration of O2 in the air
Defines the concentration of NOX in the air
Defines the concentration of O3 in the air
Defines the concentration of SO2 in the air
Defines the intensity of photosynthetically active light
Defines the blue light to total light ratio
Defines the red light to far red light ratio
Defines the intensity of UVA radiation (320-400 nm)
Defines the intensity of UVB radiation (290-320 nm)
Defines the intensity of UVB radiation (less tha 280 nm)
Defines the type of container used to grow/treat the plants (e.g. pot, Petri dish, well, tray, etc.)
Indicates whether the substrate has been sterilised
Defines the concentration of total calcium
Defines the concentration of free calcium
Defines the concentration of total carbon within the substrate
Defines the concentration of fructose within the substrate
Defines the concentration of glucose within the substrate
Defines the concentration of sucrose within the substrate
Defines the concentration of total magnesium
Defines the concentration of free magnesium
Defines the concentration of total nitrogen
Defines the concentration of inorganic free phosphate
Defines the concentration of total phosphor
Defines the concentration of total potassium
Defines the concentration of free potassium
Defines the concentration of free sulfate
Defines the concentration of total sulfur
Defines the concentration of total boron
Defines the concentration of total chlorine
Defines the concentration of total cobalt
Defines the concentration of free cobalt
Defines the concentration of total copper
Defines the concentration of free copper
Defines the concentration of of total iron
Defines the concentration of total manganese
Defines the concentration of free manganese
Defines the concentration of total molybdenum
Defines the concentration of total nickel
Defines the concentration of total silicon
Defines the concentration of total sodium
Defines the concentration of free sodium
Defines the concentration of O2 in the substrate
Defines the chemical activity of the protons in the substrate, i.e. the acidity or the alkalinity of the substrate; pH = -Log10a[H+] with a, the activity of water
Defines the number of plants per container (e.g. pot, Petri dish, well, tray, etc.)
Defines the volume that is available to the roots
Defines the apparent soil electrical conductivity
Defines the electrical conductivity of the soil water
Describes the soil texture according to the size of soil particles
Defines the proportion of organic matter in the soil
Defines the amount of dry matter within the substrate
Defines the weight of the substrate at field capacity
Defines the amount of soil water, expressed as a proportion of the water holding capacity of the soil
Defines the potential energy of water per unit mass of water in the soil