. Cooperative economic insect report. Insect pests Control United States Periodicals. - 619 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST Total of 24 cases reported in U. S. June 19-25 as follows: TEXAS - Uvalde, Willacy, Bee, De Witt, Caldwell and Live Oak 1 each, Terrell 2, Gonzales 3. ARIZONA - Maricopa 2, Yavapai 1, Gila 1. NEW MEXICO - Hidalgo 1, Dona Ana 1, Eddy 6. CALIFORNIA - Imperial 1. Sterile screw-worm flies released: Texas 19,994,250, Arizona 6,400,000, New Mexico 25,012,000, California 200,000, Mexico 67,934,400. Current Cumulative Current Cumulative Curre
. Cooperative economic insect report. Insect pests Control United States Periodicals. - 619 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST Total of 24 cases reported in U. S. June 19-25 as follows: TEXAS - Uvalde, Willacy, Bee, De Witt, Caldwell and Live Oak 1 each, Terrell 2, Gonzales 3. ARIZONA - Maricopa 2, Yavapai 1, Gila 1. NEW MEXICO - Hidalgo 1, Dona Ana 1, Eddy 6. CALIFORNIA - Imperial 1. Sterile screw-worm flies released: Texas 19,994,250, Arizona 6,400,000, New Mexico 25,012,000, California 200,000, Mexico 67,934,400. Current Cumulative Current Cumulative Current Cumulative Table 1. Comparison of screw-worm samples identified during corresponding weeks in the United States. Year Positive Cases Negative Cases 1964 9 120 118 3787 1965 54 313 155 2964 1966 24 266 132 1931 Table 2 Comparison of United States screw-worm cases by State. State 1964 1965 1966 Texas 4 83 39 195 11 117 Ariz . 2 23 14 95 4 122 3 4 1 23 8 21 Calif 0 10 0 0 1 6 Table 3 Comparison of screw-worm cases inside and outside the United States portion of the Barrier Zone.* Year Inside Barrier Zone Outside Barrier Zone 1965 36 197 18 116 1966 9 195 15 71 Total of 100 cases reported in portion of Barrier Zone in Republic of Mexico follows: Territorio sur de Baja California 4, Sonora 58, Chihuahua 17, Nuevo Leon 3, Tamaulipas 18. Total of 319 cases reported from Mexico south of the Barrier Zone. ~$ Barrier Zone - Area in which screw-worm eradication operations are being carried out in an effort to prevent establishment of self-sustaining screw- worm populations in the United States. Effective May 23, 1965, portions of Arizona and California were added to the Barrier Zone. (Anim. Health Div.).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Entomology and Plant Quarantine; U
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