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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.
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Agricultural chemicals > Pesticides
pressure, static
Agricultural chemicals; Pesticides
In flowing air, the total pressure minus velocity pressure, pushing equally in all directions.
pressure, total
Agricultural chemicals; Pesticides
In flowing air, the sum of the static and velocity pressures.
pressure, velocity
Agricultural chemicals; Pesticides
In flowing air, the pressure due to velocity and density of air.
pretreatment
Agricultural chemicals; Pesticides
Processes used to reduce, eliminate, or alter the nature of wastewater pollutants from non-domestic sources before they are discharged into publicly owned treatment works (POTWs).
prevalent level samples
Agricultural chemicals; Pesticides
Air samples taken under normal conditions (also known as ambient background samples).
prevalent levels
Agricultural chemicals; Pesticides
Levels of airborne contaminant occurring under normal conditions.
Prevention of Significant Deterioration (PSD)
Agricultural chemicals; Pesticides
EPA program in which state and/or federal permits are required in order to restrict emissions from new or modified sources in places where air quality already meets or exceeds ...
Sub-categories
- Fungicides (58)
- Herbicides (125)
- Insecticides (20)
- Nitrogen fertilizers (16)
- Organic fertilizers (43)
- Pesticides (35135)
- Potassium fertilizers (300)
- Urea (21)