Pesticides

Pesticides

Any chemical or substance used to kill or inhibit the growth of pests that damage or interfere with the growth of crops, shrubs, tress, timber and other vegetation useful to humans.

Industry: Agricultural chemicals

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Pesticides

depletion curve

Agricultural chemicals; Pesticides

In hydraulics, a graphical representation of water depletion from storage-stream channels, surface soil, and groundwater. A depletion curve can be drawn for base flow, direct runoff, or total flow.

depressurization

Agricultural chemicals; Pesticides

A condition that occurs when the air pressure inside a structure is lower that the air pressure outdoors. Depressurization can occur when household appliances such as fireplaces or furnaces, that ...

dermal absorption/penetration

Agricultural chemicals; Pesticides

Process by which a chemical penetrates the skin and enters the body as an internal dose.

dermal toxicity

Agricultural chemicals; Pesticides

The ability of a pesticide or toxic chemical to poison people or animals by contact with the skin. (See: contact pesticide.)

des

Agricultural chemicals; Pesticides

A synthetic estrogen, diethylstilbestrol is used as a growth stimulant in food animals. Residues in meat are thought to be carcinogenic.

desalination

Agricultural chemicals; Pesticides

[Desalinization] (1) Removing salts from ocean or brackish water by using various technologies. (2) Removal of salts from soil by artificial means, usually leaching.