Effect On Yield
This is variable since it depends on viral strain, time of infection and rate of spread. Most severe losses are from early infections and can be as high as 50%.
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Famous quotes containing the words effect and/or yield:
“The poem has a social effect of some kind whether or not the poet wills it to have. It has kinetic force, it sets in motion ... [ellipsis in source] elements in the reader that would otherwise be stagnant.”
—Denise Levertov (b. 1923)
“If others surpass you in knowledge, in charm, in strength, in fortune, you have other causes to blame for it; but if you yield to them in stoutness of heart you have only yourself to blame.”
—Michel de Montaigne (1533–1592)