Revision history of "COTTONY CUSHION SCALE"

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  • curprev 04:22, 15 January 2015‎ MDaily talk contribs‎ 1,354 bytes +1,354‎ Created page with " '''Cottony-cushion scale''', ''Icerya purchasi'', a serious threat to citrus and fruit trees, was discovered in California in the 1860s. By the 1880s its effect on the state..."