Comments
Occupational asthma reported in farmers and greenhouse workers (Tetranychus urticae), citrus farmers (Panonychus citri), vine growers (McDaniel spider mite), and horticulturists (Amblyseius cucumeris); [Malo] The red spider mite is common in fruit trees, greenhouse flowers, and other plants. Like common house mites, red spider mites are respiratory allergens. See the reference, "Comparative allergenic study of Tetranychus urticae from different sources."