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The class includes many compounds of biological importance—including nucleic
acids and certain vitamins, hormones, and pigments—and industrial significance,
including pharmaceuticals, pesticides, herbicides, dyestuffs, and plastics.
industrial psychology 348 en on a special significance, notably in relation to
pesticides used in agriculture, horticulture, and food storage. Some, though not
all, of these chemicals can be dangerous to man. Spurred on by the economic ...
Because the sterilization method becomes progressively more effective as a pest
population declines, in contrast to the diminishing effectiveness of pesticides,
Knipling introduced the concept of a two-stage attack on large pest populations, ...
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This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review