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Agricultural chemicals
Includes chemicals designed for agricultural use for protection of crops from fungus and insects, as well as for the growth and protection of plants.
8Categories 36068Terms
Add a new termContributors in Agricultural chemicals
Agricultural chemicals > Pesticides 
hydraulic conductivity
Agricultural chemicals; Pesticides
The rate at which water can move through a permeable medium. (i.e. the coefficient of permeability.)
hydraulic gradient
Agricultural chemicals; Pesticides
The direction of ground water flow due to changes in the depth of the water table.
Hydrocarbons (HC)
Agricultural chemicals; Pesticides
Chemical compounds that consist entirely of carbon and hydrogen.
Hydrogen Sulfide (H2S)
Agricultural chemicals; Pesticides
Gas emitted during organic decomposition. Also a by-product of oil refining and burning. Smells like rotten eggs and, in heavy concentration, can kill or cause illness.
hydrogeological cycle
Agricultural chemicals; Pesticides
The natural process recycling water from the atmosphere down to (and through) the earth and back to the atmosphere again.
hydrogeology
Agricultural chemicals; Pesticides
The geology of ground water, with particular emphasis on the chemistry and movement of water.
hydrologic cycle
Agricultural chemicals; Pesticides
Movement or exchange of water between the atmosphere and earth.
Sub-categories
- Fungicides (58)
- Herbicides (125)
- Insecticides (20)
- Nitrogen fertilizers (16)
- Organic fertilizers (43)
- Pesticides (35135)
- Potassium fertilizers (300)
- Urea (21)