Definitions for "LD50"
See median lethal dose.
Lethal Dose 50% died of test animals. The dose which is required to produce death in 50 percent of the exposed species. Death is usually reckoned as occurring within the first 30 days.
" Lethal Proportions 50% " or proportions having caused the death of 50% of the population tested.
The value of a given experimental variable required to cause 50% mortality.
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