Agriculture finds new ways to keep flowers free from destructive insect pests. Beltsville, MD, Aug. 30. The bureau of Plant Quarantine and Entomology of the Dept. of Agriculture, has perfected treatments that keep tiny thrips from ruining Gladiola blooms, it worked them out by subjecting the bulbs to various treatments, planting the bulbs in a large field at the experimental station at Beltsville, MD, and examining the plants as they bloomed. The bulbs were numbered and the records of the treatment they received before being planted. A record of the condition of the flowers on the plants from each bulb was also kept. These records showed that treating bulbs with naphthalene flakes - easily obtained at stores dealing in chemicals - killed all thrips present in the [..] the flowers are examined when they reach full [...] is noted and their size is measured, [...] the left and G.V. Johnson, are [...] and checking the records