Low-water landscaping: In the Sept. 13 Saturday section, an article about drought-tolerant plantings identified manzanitas and ceonothuses as trees; they are shrubs. Also, the article suggested that sycamores are not native to Southern California, but the Western sycamore is native to the region.
Dairy farmers: In the Oct. 3 Business section, an article about challenges facing California dairy farmers because of the drought said that an acre-foot of water equals 27,160 gallons. In fact, an acre-foot of water, or enough to cover an acre of land with one foot of water, is 325,851 gallons.
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